{"id":12811,"date":"2025-03-04T15:10:00","date_gmt":"2025-03-04T07:10:00","guid":{"rendered":"https:\/\/www.tosunlux.eu\/?p=12811"},"modified":"2025-03-10T18:06:03","modified_gmt":"2025-03-10T10:06:03","slug":"breaking-capacity-vs-circuit-breaker-ratings","status":"publish","type":"post","link":"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/","title":{"rendered":"\u0392\u03b1\u03b8\u03bc\u03bf\u03bb\u03bf\u03b3\u03af\u03b5\u03c2 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03ad\u03bd\u03b1\u03bd\u03c4\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2: \u0395\u03af\u03bd\u03b1\u03b9 \u03bf\u03b9 \u03af\u03b4\u03b9\u03bf\u03b9;"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_63 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" >\u03a0\u03af\u03bd\u03b1\u03ba\u03b1\u03c2 \u03a0\u03b5\u03c1\u03b9\u03b5\u03c7\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u0395\u03bd\u03b1\u03bb\u03bb\u03b1\u03b3\u03ae \u03c0\u03af\u03bd\u03b1\u03ba\u03b1 \u03c0\u03b5\u03c1\u03b9\u03b5\u03c7\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u039c\u03c0\u03b1\u03c1\u03ad\u03c4\u03b1<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Key_Differences_Between_Breaking_Capacity_and_Circuit_Breaker_Ratings\" title=\"\u0392\u03b1\u03c3\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ad\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03b7\u03c2 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03bc\u03ce\u03bd \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2\">\u0392\u03b1\u03c3\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ad\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03b7\u03c2 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03bc\u03ce\u03bd \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Understanding_Circuit_Breaker_Ratings\" title=\"\u039a\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03bc\u03ce\u03bd \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2\">\u039a\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03bc\u03ce\u03bd \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Rated_Current_In\" title=\"\u0392\u03b1\u03b8\u03bc\u03bf\u03bb\u03bf\u03b3\u03b7\u03bc\u03ad\u03bd\u03bf \u03c4\u03c1\u03ad\u03c7\u03bf\u03bd (\u03c3\u03b5)\">\u0392\u03b1\u03b8\u03bc\u03bf\u03bb\u03bf\u03b3\u03b7\u03bc\u03ad\u03bd\u03bf \u03c4\u03c1\u03ad\u03c7\u03bf\u03bd (\u03c3\u03b5)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Rated_Voltage_Ue\" title=\"\u039f\u03bd\u03bf\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae \u03c4\u03ac\u03c3\u03b7 (Ue)\">\u039f\u03bd\u03bf\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae \u03c4\u03ac\u03c3\u03b7 (Ue)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Rated_Frequency_Hz\" title=\"\u039f\u03bd\u03bf\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae \u03c3\u03c5\u03c7\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 (Hz)\">\u039f\u03bd\u03bf\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae \u03c3\u03c5\u03c7\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 (Hz)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Breaking_Capacity_Icu_Ics\" title=\"\u03a7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 (Icu \/ Ics)\">\u03a7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 (Icu \/ Ics)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#What_is_Breaking_Capacity\" title=\"\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2;\">\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2;<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Breaking_Capacity_Types\" title=\"\u03a4\u03cd\u03c0\u03bf\u03b9 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2\">\u03a4\u03cd\u03c0\u03bf\u03b9 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Measuring_Breaking_Capacity\" title=\"\u039c\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2\">\u039c\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Why_Breaking_Capacity_Matters_in_Electrical_Safety\" title=\"\u0393\u03b9\u03b1\u03c4\u03af \u03b7 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae \u03c4\u03b7\u03c2 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1 \u03c3\u03c4\u03b7\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ae \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1\">\u0393\u03b9\u03b1\u03c4\u03af \u03b7 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae \u03c4\u03b7\u03c2 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1 \u03c3\u03c4\u03b7\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ae \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#How_to_Select_the_Right_Circuit_Breaker_Based_on_Breaking_Capacity\" title=\"\u03a0\u03ce\u03c2 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03b5\u03c4\u03b5 \u03c4\u03bf\u03bd \u03c3\u03c9\u03c3\u03c4\u03cc \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03b5 \u03b2\u03ac\u03c3\u03b7 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2\">\u03a0\u03ce\u03c2 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03b5\u03c4\u03b5 \u03c4\u03bf\u03bd \u03c3\u03c9\u03c3\u03c4\u03cc \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03b5 \u03b2\u03ac\u03c3\u03b7 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Step_1_Determine_the_Systems_Short-Circuit_Current\" title=\"\u0392\u03ae\u03bc\u03b1 #1: \u03a0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03af\u03c3\u03c4\u03b5 \u03c4\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2\">\u0392\u03ae\u03bc\u03b1 #1: \u03a0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03af\u03c3\u03c4\u03b5 \u03c4\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Step_2_Match_the_Breakers_Breaking_Capacity\" title=\"\u0392\u03ae\u03bc\u03b1 #2: \u0391\u03bd\u03c4\u03b9\u03c3\u03c4\u03bf\u03b9\u03c7\u03af\u03c3\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 Breaker\">\u0392\u03ae\u03bc\u03b1 #2: \u0391\u03bd\u03c4\u03b9\u03c3\u03c4\u03bf\u03b9\u03c7\u03af\u03c3\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 Breaker<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Step_3_Consider_System_Voltage_and_Application\" title=\"\u0392\u03ae\u03bc\u03b1 #3: \u0395\u03be\u03b5\u03c4\u03ac\u03c3\u03c4\u03b5 \u03c4\u03b7\u03bd \u03c4\u03ac\u03c3\u03b7 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae\">\u0392\u03ae\u03bc\u03b1 #3: \u0395\u03be\u03b5\u03c4\u03ac\u03c3\u03c4\u03b5 \u03c4\u03b7\u03bd \u03c4\u03ac\u03c3\u03b7 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Impact_of_Breaking_Capacity_on_System_Coordination\" title=\"\u0395\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03c4\u03b7\u03c2 \u0394\u03b9\u03b1\u03ba\u03bf\u03c0\u03c4\u03b9\u03ba\u03ae\u03c2 \u0399\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c3\u03c4\u03bf\u03bd \u03a3\u03c5\u03bd\u03c4\u03bf\u03bd\u03b9\u03c3\u03bc\u03cc \u03c4\u03bf\u03c5 \u03a3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2\">\u0395\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03c4\u03b7\u03c2 \u0394\u03b9\u03b1\u03ba\u03bf\u03c0\u03c4\u03b9\u03ba\u03ae\u03c2 \u0399\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c3\u03c4\u03bf\u03bd \u03a3\u03c5\u03bd\u03c4\u03bf\u03bd\u03b9\u03c3\u03bc\u03cc \u03c4\u03bf\u03c5 \u03a3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#FAQs_About_Breaking_Capacity_and_Circuit_Breaker_Ratings\" title=\"\u03a3\u03c5\u03c7\u03bd\u03ad\u03c2 \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2\">\u03a3\u03c5\u03c7\u03bd\u03ad\u03c2 \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#What_Determines_a_Circuits_Capacity\" title=\"\u03a4\u03b9 \u03ba\u03b1\u03b8\u03bf\u03c1\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2;\">\u03a4\u03b9 \u03ba\u03b1\u03b8\u03bf\u03c1\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#What_Happens_if_a_Breakers_Breaking_Capacity_is_Too_Low\" title=\"\u03a4\u03b9 \u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03b5\u03ac\u03bd \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03bf\u03bb\u03cd \u03c7\u03b1\u03bc\u03b7\u03bb\u03ae;\">\u03a4\u03b9 \u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03b5\u03ac\u03bd \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03bf\u03bb\u03cd \u03c7\u03b1\u03bc\u03b7\u03bb\u03ae;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#How_is_Breaking_Capacity_of_a_Circuit_Breaker_Calculated\" title=\"\u03a0\u03ce\u03c2 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2;\">\u03a0\u03ce\u03c2 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Is_a_Higher_Breaking_Capacity_Always_Better\" title=\"\u0395\u03af\u03bd\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c4\u03b1 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b7 \u03c5\u03c8\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2;\">\u0395\u03af\u03bd\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c4\u03b1 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b7 \u03c5\u03c8\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#How_Often_Should_Circuit_Breakers_Be_Tested_for_Breaking_Capacity\" title=\"\u03a0\u03cc\u03c3\u03bf \u03c3\u03c5\u03c7\u03bd\u03ac \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bf\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2;\">\u03a0\u03cc\u03c3\u03bf \u03c3\u03c5\u03c7\u03bd\u03ac \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bf\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2;<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Breaking_Capacity_vs_Circuit_Breaker_Rating_Conclusion\" title=\"\u0392\u03b1\u03b8\u03bc\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03ad\u03bd\u03b1\u03bd\u03c4\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2: \u03a3\u03c5\u03bc\u03c0\u03ad\u03c1\u03b1\u03c3\u03bc\u03b1\">\u0392\u03b1\u03b8\u03bc\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03ad\u03bd\u03b1\u03bd\u03c4\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2: \u03a3\u03c5\u03bc\u03c0\u03ad\u03c1\u03b1\u03c3\u03bc\u03b1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/#Resources\" title=\"\u03a0\u03cc\u03c1\u03bf\u03b9:\">\u03a0\u03cc\u03c1\u03bf\u03b9:<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>\u0397 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03bf\u03bd\u03bf\u03bc\u03b1\u03c3\u03af\u03b5\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03c4\u03ce\u03bd \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c3\u03c5\u03c7\u03bd\u03ac \u03c3\u03c5\u03b3\u03c7\u03ad\u03bf\u03bd\u03c4\u03b1\u03b9, \u03b1\u03bb\u03bb\u03ac \u03b5\u03be\u03c5\u03c0\u03b7\u03c1\u03b5\u03c4\u03bf\u03cd\u03bd \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c3\u03ba\u03bf\u03c0\u03bf\u03cd\u03c2 \u03c3\u03c4\u03b1 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ac \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1.&nbsp;<\/p>\n\n\n\n<p>\u0397 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03bc\u03ad\u03b3\u03b9\u03c3\u03c4\u03bf \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c8\u03b5\u03b9 \u03bc\u03b5 \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1, \u03b5\u03bd\u03ce \u03bf\u03b9 \u03bf\u03bd\u03bf\u03bc\u03b1\u03c3\u03af\u03b5\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03c4\u03ce\u03bd \u03ba\u03b1\u03bb\u03cd\u03c0\u03c4\u03bf\u03c5\u03bd \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ad\u03c2 \u03c0\u03c1\u03bf\u03b4\u03b9\u03b1\u03b3\u03c1\u03b1\u03c6\u03ad\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03c4\u03ac\u03c3\u03b7, \u03c1\u03b5\u03cd\u03bc\u03b1 \u03ba\u03b1\u03b9 <a href=\"https:\/\/www.tosunlux.eu\/el\/blog\/the-interrupt-capacity-of-circuit-breakers\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2<\/a> \u03c4\u03c9\u03bd \u03b1\u03c5\u03c4\u03cc\u03bc\u03b1\u03c4\u03c9\u03bd \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03c4\u03ce\u03bd.&nbsp;<\/p>\n\n\n\n<p>\u0397 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03c4\u03bf\u03c5 \u03c3\u03c9\u03c3\u03c4\u03bf\u03cd \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03b4\u03cd\u03bf.&nbsp;<\/p>\n\n\n\n<p>\u03a3\u03b5 \u03b1\u03c5\u03c4\u03cc\u03bd \u03c4\u03bf\u03bd \u03bf\u03b4\u03b7\u03b3\u03cc, \u03b8\u03b1 \u03b1\u03bd\u03b1\u03bb\u03cd\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ad\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03b9 \u03b3\u03b9\u03b1\u03c4\u03af \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03b4\u03cd\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03c1\u03af\u03c3\u03b9\u03bc\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ae \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Differences_Between_Breaking_Capacity_and_Circuit_Breaker_Ratings\"><\/span>\u0392\u03b1\u03c3\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ad\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03b7\u03c2 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03bc\u03ce\u03bd \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u0391\u03c0\u03bf\u03c8\u03b7<\/strong><\/td><td><strong>\u0391\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2<\/strong><\/td><td><strong>\u03a3\u03c0\u03b1\u03c3\u03c4\u03ae \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1<\/strong><\/td><\/tr><tr><td>\u039f\u03c1\u03b9\u03c3\u03bc\u03cc\u03c2<\/td><td>\u03a4\u03bf \u03c0\u03bb\u03ae\u03c1\u03b5\u03c2 \u03c3\u03b5\u03c4 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ce\u03bd \u03c0\u03c1\u03bf\u03b4\u03b9\u03b1\u03b3\u03c1\u03b1\u03c6\u03ce\u03bd \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7.<\/td><td>\u03a4\u03bf \u03bc\u03ad\u03b3\u03b9\u03c3\u03c4\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c5\u03c4\u03cc \u03c0\u03bf\u03c5 \u03bf \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c8\u03b5\u03b9 \u03bc\u03b5 \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1.<\/td><\/tr><tr><td>\u039c\u03bf\u03bd\u03ac\u03b4\u03b1 \u039c\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2<\/td><td>\u0391\u03bc\u03c0\u03ad\u03c1 (\u0391) \u03b3\u03b9\u03b1 \u03c1\u03b5\u03cd\u03bc\u03b1, Volts (V) \u03b3\u03b9\u03b1 \u03c4\u03ac\u03c3\u03b7.<\/td><td>\u039a\u03b9\u03bb\u03bf\u03b1\u03bc\u03c0\u03ad\u03c1 (kA) \u03b3\u03b9\u03b1 \u03c1\u03b5\u03cd\u03bc\u03b1 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2.<\/td><\/tr><tr><td>\u03a3\u03ba\u03bf\u03c0\u03cc\u03c2<\/td><td>\u039a\u03b1\u03b8\u03bf\u03c1\u03af\u03b6\u03b5\u03b9 \u03c0\u03ce\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03ad\u03bd\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03c5\u03c0\u03cc \u03ba\u03b1\u03bd\u03bf\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2.<\/td><td>\u039a\u03b1\u03b8\u03bf\u03c1\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03bd\u03b1 \u03c7\u03b5\u03b9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2.<\/td><\/tr><tr><td>\u03a3\u03c0\u03bf\u03c5\u03b4\u03b1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1<\/td><td>\u0395\u03be\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03b9 \u03c4\u03bf \u03c3\u03c9\u03c3\u03c4\u03cc \u03bc\u03ad\u03b3\u03b5\u03b8\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b1 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03b1.<\/td><td>\u0391\u03c0\u03bf\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b7 \u03b6\u03b7\u03bc\u03b9\u03ac \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03c9\u03bc\u03ac\u03c4\u03c9\u03bd \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0397 \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ce\u03bd \u03c4\u03c9\u03bd \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03ce\u03bd \u03b2\u03bf\u03b7\u03b8\u03ac \u03c3\u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03c4\u03bf\u03c5 \u03c3\u03c9\u03c3\u03c4\u03bf\u03cd \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03bf\u03c0\u03bf\u03b9\u03b1\u03b4\u03ae\u03c0\u03bf\u03c4\u03b5 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ae \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Understanding_Circuit_Breaker_Ratings\"><\/span>\u039a\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03bc\u03ce\u03bd \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/05\/TSN3-40-1024x1024.jpg\" alt=\"TSN3-40\" class=\"wp-image-7801\" width=\"262\" height=\"262\" srcset=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/05\/TSN3-40-1024x1024.jpg 1024w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/05\/TSN3-40-300x300.jpg 300w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/05\/TSN3-40-150x150.jpg 150w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/05\/TSN3-40-768x768.jpg 768w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/05\/TSN3-40-1536x1536.jpg 1536w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/05\/TSN3-40-12x12.jpg 12w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2022\/05\/TSN3-40.jpg 1600w\" sizes=\"(max-width: 262px) 100vw, 262px\" \/><\/figure>\n<\/div>\n\n\n<p>\u039f \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c3\u03cd\u03bd\u03bf\u03bb\u03bf \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ce\u03bd \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03c4\u03c1\u03c9\u03bd \u03c0\u03bf\u03c5 \u03ba\u03b1\u03b8\u03bf\u03c1\u03af\u03b6\u03bf\u03c5\u03bd \u03c4\u03bf\u03bd \u03c4\u03c1\u03cc\u03c0\u03bf \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03c5\u03c0\u03cc \u03ba\u03b1\u03bd\u03bf\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2.<\/p>\n\n\n\n<p>\u0391\u03c5\u03c4\u03ad\u03c2 \u03bf\u03b9 \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03bf\u03c5\u03bd \u03cc\u03c4\u03b9 \u03ad\u03bd\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03b5\u03bd\u03c4\u03cc\u03c2 \u03c4\u03c9\u03bd \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03c9\u03bd \u03bf\u03c1\u03af\u03c9\u03bd \u03c4\u03bf\u03c5. \u039f\u03b9 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ad\u03c2 \u03c0\u03c1\u03bf\u03b4\u03b9\u03b1\u03b3\u03c1\u03b1\u03c6\u03ad\u03c2 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Rated_Current_In\"><\/span>\u0392\u03b1\u03b8\u03bc\u03bf\u03bb\u03bf\u03b3\u03b7\u03bc\u03ad\u03bd\u03bf \u03c4\u03c1\u03ad\u03c7\u03bf\u03bd (\u03c3\u03b5)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0391\u03c5\u03c4\u03cc \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03c3\u03c5\u03bd\u03b5\u03c7\u03ad\u03c2 \u03c1\u03b5\u03cd\u03bc\u03b1 \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bc\u03b5\u03c4\u03b1\u03c6\u03ad\u03c1\u03b5\u03b9 \u03ad\u03bd\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03c7\u03c9\u03c1\u03af\u03c2 \u03bd\u03b1 \u03c3\u03ba\u03bf\u03bd\u03c4\u03ac\u03c8\u03b5\u03b9. \u039c\u03b5\u03c4\u03c1\u03b9\u03ad\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b1\u03bc\u03c0\u03ad\u03c1 (\u0391) \u03ba\u03b1\u03b9 \u03c4\u03c5\u03c0\u03b9\u03ba\u03ac \u03ba\u03c5\u03bc\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc 1\u0391 \u03ad\u03c9\u03c2 \u03b1\u03c1\u03ba\u03b5\u03c4\u03ad\u03c2 \u03c7\u03b9\u03bb\u03b9\u03ac\u03b4\u03b5\u03c2 \u03b1\u03bc\u03c0\u03ad\u03c1, \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c4\u03cd\u03c0\u03bf \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Rated_Voltage_Ue\"><\/span>\u039f\u03bd\u03bf\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae \u03c4\u03ac\u03c3\u03b7 (Ue)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0391\u03c5\u03c4\u03cc \u03ba\u03b1\u03b8\u03bf\u03c1\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7 \u03bc\u03ad\u03b3\u03b9\u03c3\u03c4\u03b7 \u03c4\u03ac\u03c3\u03b7 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c3\u03c4\u03b7\u03bd \u03bf\u03c0\u03bf\u03af\u03b1 \u03bf \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03b5\u03b9 \u03bc\u03b5 \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1. \u03a0\u03b1\u03c1\u03b1\u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03b1 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd 230V, 400V, 11kV \u03ba\u03b1\u03b9 33kV \u03b3\u03b9\u03b1 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03c7\u03b1\u03bc\u03b7\u03bb\u03ae\u03c2, \u03bc\u03ad\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c4\u03ac\u03c3\u03b7\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Rated_Frequency_Hz\"><\/span>\u039f\u03bd\u03bf\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae \u03c3\u03c5\u03c7\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 (Hz)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u039f\u03b9 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03bf\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bf\u03bd\u03bf\u03bc\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b5\u03af\u03c4\u03b5 \u03b3\u03b9\u03b1 50Hz \u03b5\u03af\u03c4\u03b5 \u03b3\u03b9\u03b1 60Hz, \u03c4\u03b1\u03b9\u03c1\u03b9\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03b1 \u03c4\u03c5\u03c0\u03b9\u03ba\u03ac \u03c4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03ac AC \u03c0\u03b1\u03b3\u03ba\u03bf\u03c3\u03bc\u03af\u03c9\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Breaking_Capacity_Icu_Ics\"><\/span>\u03a7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 (Icu \/ Ics)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0395\u03b4\u03ce \u03bc\u03c0\u03b1\u03af\u03bd\u03b5\u03b9 \u03c3\u03c4\u03bf \u03c0\u03b1\u03b9\u03c7\u03bd\u03af\u03b4\u03b9 \u03b7 \u03c3\u03c0\u03ac\u03c3\u03b9\u03bc\u03bf \u03c4\u03b7\u03c2 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2. \u0395\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03bc\u03ad\u03b3\u03b9\u03c3\u03c4\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03c4\u03b5\u03af \u03bf \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03c7\u03c9\u03c1\u03af\u03c2 \u03bd\u03b1 \u03c5\u03c0\u03bf\u03c3\u03c4\u03b5\u03af \u03bc\u03cc\u03bd\u03b9\u03bc\u03b7 \u03b6\u03b7\u03bc\u03b9\u03ac.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_Breaking_Capacity\"><\/span>\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0397 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 (\u03bf\u03bd\u03bf\u03bc\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2) \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03ac \u03c4\u03bf\u03c5 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03b9 \u03c4\u03b1 \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03b1 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03b5 \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1.&nbsp;<\/p>\n\n\n\n<p><a href=\"https:\/\/www.tosunlux.eu\/el\/blog\/understanding-electrical-short-circuits-types-and-causes\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u038c\u03c4\u03b1\u03bd \u03c3\u03c5\u03bc\u03b2\u03b5\u03af \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03cd\u03ba\u03bb\u03c9\u03bc\u03b1<\/a>, \u03ad\u03bd\u03b1 \u03c4\u03b5\u03c1\u03ac\u03c3\u03c4\u03b9\u03bf \u03ba\u03cd\u03bc\u03b1 \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c1\u03ad\u03b5\u03b9 \u03bc\u03ad\u03c3\u03c9 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03ba\u03cd\u03ba\u03bb\u03c9\u03bc\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c3\u03c5\u03bd\u03b4\u03b5\u03b8\u03b5\u03af \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c6\u03b5\u03c5\u03c7\u03b8\u03bf\u03cd\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ad\u03c2 \u03c0\u03c5\u03c1\u03ba\u03b1\u03b3\u03b9\u03ad\u03c2 \u03ae \u03b6\u03b7\u03bc\u03b9\u03ac \u03c3\u03c4\u03bf\u03bd \u03b5\u03be\u03bf\u03c0\u03bb\u03b9\u03c3\u03bc\u03cc.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Breaking_Capacity_Types\"><\/span>\u03a4\u03cd\u03c0\u03bf\u03b9 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u03a5\u03c0\u03ac\u03c1\u03c7\u03bf\u03c5\u03bd \u03b4\u03cd\u03bf \u03ba\u03cd\u03c1\u03b9\u03bf\u03b9 \u03c4\u03cd\u03c0\u03bf\u03b9 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u0391\u03c0\u03cc\u03bb\u03c5\u03c4\u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 (Icu)<\/strong> \u2013 \u03a4\u03bf \u03c5\u03c8\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c8\u03b5\u03b9 \u03ad\u03bd\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03c0\u03c1\u03b9\u03bd \u03b1\u03c3\u03c4\u03bf\u03c7\u03ae\u03c3\u03b5\u03b9.<\/li><li><strong>\u0399\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03b9\u03ce\u03bd (ICS)<\/strong> \u2013 \u03a0\u03bf\u03c3\u03bf\u03c3\u03c4\u03cc Icu, \u03c0\u03bf\u03c5 \u03c5\u03c0\u03bf\u03b4\u03b5\u03b9\u03ba\u03bd\u03cd\u03b5\u03b9 \u03c0\u03cc\u03c3\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03c4\u03b5\u03af \u03b5\u03c0\u03b1\u03bd\u03b5\u03b9\u03bb\u03b7\u03bc\u03bc\u03ad\u03bd\u03b1 \u03bf \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03c7\u03c9\u03c1\u03af\u03c2 \u03b6\u03b7\u03bc\u03b9\u03ac.<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Measuring_Breaking_Capacity\"><\/span>\u039c\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0391\u03c5\u03c4\u03cc \u03c0\u03bf\u03c5 \u03ba\u03b1\u03b8\u03bf\u03c1\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03ae \u03c0\u03ce\u03c2 \u03bc\u03b5\u03c4\u03c1\u03b9\u03ad\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03ba\u03b9\u03bb\u03bf\u03b1\u03bc\u03c0\u03ad\u03c1 (kA) \u03c0\u03bf\u03b9\u03ba\u03af\u03bb\u03bb\u03b5\u03b9 \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03cc \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03cc\u03c0\u03c9\u03c2 \u03c3\u03c5\u03bd\u03bf\u03c8\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u0395\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae<\/strong><\/td><td><strong>\u03a3\u03c0\u03b1\u03c3\u03c4\u03ae \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1<\/strong><\/td><\/tr><tr><td>\u039a\u03b1\u03c4\u03bf\u03b9\u03ba\u03af\u03b5\u03c2<\/td><td>6kA \u2013 10kA<\/td><\/tr><tr><td>\u0395\u03bc\u03c0\u03bf\u03c1\u03b9\u03ba\u03ac \u039a\u03c4\u03af\u03c1\u03b9\u03b1<\/td><td>25kA \u2013 50kA<\/td><\/tr><tr><td>\u0392\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ad\u03c2 \u0395\u03b3\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2<\/td><td>50kA \u2013 100kA<\/td><\/tr><tr><td>\u03a3\u03c4\u03b1\u03b8\u03bc\u03bf\u03af \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2<\/td><td>100 kA+<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0397 \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03c4\u03b7\u03c2 \u03c3\u03c9\u03c3\u03c4\u03ae\u03c2 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b6\u03c9\u03c4\u03b9\u03ba\u03ae\u03c2 \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03c0\u03c1\u03cc\u03bb\u03b7\u03c8\u03b7 \u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03c1\u03bf\u03c6\u03b9\u03ba\u03ce\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ce\u03bd \u03b2\u03bb\u03b1\u03b2\u03ce\u03bd.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Breaking_Capacity_Matters_in_Electrical_Safety\"><\/span>\u0393\u03b9\u03b1\u03c4\u03af \u03b7 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae \u03c4\u03b7\u03c2 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1 \u03c3\u03c4\u03b7\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ae \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0388\u03bd\u03b1 \u03c3\u03b5\u03bd\u03ac\u03c1\u03b9\u03bf \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bf\u03b4\u03b7\u03b3\u03ae\u03c3\u03b5\u03b9 \u03c3\u03b5 \u03c3\u03bf\u03b2\u03b1\u03c1\u03ae \u03b6\u03b7\u03bc\u03b9\u03ac \u03b5\u03ac\u03bd \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03bd\u03b5\u03c0\u03b1\u03c1\u03ba\u03ae\u03c2. \u039c\u03b5\u03c1\u03b9\u03ba\u03bf\u03af \u03b2\u03b1\u03c3\u03b9\u03ba\u03bf\u03af \u03ba\u03af\u03bd\u03b4\u03c5\u03bd\u03bf\u03b9 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u0397\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ad\u03c2 \u03a0\u03c5\u03c1\u03ba\u03b1\u03b3\u03b9\u03ad\u03c2<\/strong> \u2013 \u03a4\u03b1 \u03c5\u03c8\u03b7\u03bb\u03ac \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03ad\u03c3\u03bf\u03c5\u03bd \u03c5\u03c0\u03b5\u03c1\u03b8\u03ad\u03c1\u03bc\u03b1\u03bd\u03c3\u03b7, \u03bf\u03b4\u03b7\u03b3\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c3\u03b5 \u03ba\u03b9\u03bd\u03b4\u03cd\u03bd\u03bf\u03c5\u03c2 \u03c0\u03c5\u03c1\u03ba\u03b1\u03b3\u03b9\u03ac\u03c2.<\/li><li><strong>\u0392\u03bb\u03ac\u03b2\u03b7 \u03b5\u03be\u03bf\u03c0\u03bb\u03b9\u03c3\u03bc\u03bf\u03cd<\/strong> \u2013 \u039f\u03b9 \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03c4\u03ad\u03c2, \u03bf\u03b9 \u03ba\u03b9\u03bd\u03b7\u03c4\u03ae\u03c1\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03ba\u03b1\u03bb\u03c9\u03b4\u03b9\u03ce\u03c3\u03b5\u03b9\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c5\u03c0\u03bf\u03c3\u03c4\u03bf\u03cd\u03bd \u03b1\u03bd\u03b5\u03c0\u03b1\u03bd\u03cc\u03c1\u03b8\u03c9\u03c4\u03b7 \u03b6\u03b7\u03bc\u03b9\u03ac.<\/li><li><strong>\u039a\u03af\u03bd\u03b4\u03c5\u03bd\u03bf\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1<\/strong> \u2013 \u0395\u03ac\u03bd \u03ad\u03bd\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03b4\u03b5\u03bd \u03b4\u03b9\u03b1\u03ba\u03cc\u03c8\u03b5\u03b9 \u03c4\u03bf \u03c5\u03c0\u03b5\u03c1\u03b2\u03bf\u03bb\u03b9\u03ba\u03cc \u03c1\u03b5\u03cd\u03bc\u03b1, \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03ad\u03c3\u03b5\u03b9 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03c0\u03bb\u03b7\u03be\u03af\u03b1 \u03ae \u03b5\u03ba\u03c1\u03ae\u03be\u03b5\u03b9\u03c2.<\/li><\/ul>\n\n\n\n<p>\u0397 \u03b4\u03b9\u03b1\u03c3\u03c6\u03ac\u03bb\u03b9\u03c3\u03b7 \u03cc\u03c4\u03b9 \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03b1\u03b9\u03c1\u03b9\u03ac\u03b6\u03b5\u03b9 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03b9\u03b8\u03b1\u03bd\u03cc \u03c1\u03b5\u03cd\u03bc\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03c1\u03af\u03c3\u03b9\u03bc\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1.<\/p>\n\n\n\n<p>\u03a7\u03c1\u03ae\u03c3\u03b7 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 <a href=\"https:\/\/www.tosunlux.eu\/el\/molded-case-circuit-breaker\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2<\/a> \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b2\u03ad\u03bb\u03c4\u03b9\u03c3\u03c4\u03b7 \u03bb\u03cd\u03c3\u03b7.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Select_the_Right_Circuit_Breaker_Based_on_Breaking_Capacity\"><\/span>\u03a0\u03ce\u03c2 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03b5\u03c4\u03b5 \u03c4\u03bf\u03bd \u03c3\u03c9\u03c3\u03c4\u03cc \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03b5 \u03b2\u03ac\u03c3\u03b7 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u038c\u03c4\u03b1\u03bd \u03b5\u03c0\u03b9\u03bb\u03ad\u03b3\u03b5\u03c4\u03b5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7, \u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03ae\u03c3\u03c4\u03b5 \u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b2\u03ae\u03bc\u03b1\u03c4\u03b1:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_1_Determine_the_Systems_Short-Circuit_Current\"><\/span>\u0392\u03ae\u03bc\u03b1 #1: \u03a0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03af\u03c3\u03c4\u03b5 \u03c4\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03b7 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03bc\u03b5\u03c4\u03b1\u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03c4\u03ae, \u03c4\u03bf \u03bc\u03ae\u03ba\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03ba\u03b1\u03bb\u03c9\u03b4\u03af\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03c3\u03b5\u03c4\u03b5 \u03c4\u03bf \u03bc\u03ad\u03b3\u03b9\u03c3\u03c4\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c3\u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03ac \u03c3\u03b1\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_2_Match_the_Breakers_Breaking_Capacity\"><\/span>\u0392\u03ae\u03bc\u03b1 #2: \u0391\u03bd\u03c4\u03b9\u03c3\u03c4\u03bf\u03b9\u03c7\u03af\u03c3\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 Breaker<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0395\u03c0\u03b9\u03bb\u03ad\u03be\u03c4\u03b5 \u03ad\u03bd\u03b1\u03bd \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03bc\u03b5 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf \u03b1\u03bd\u03b1\u03bc\u03b5\u03bd\u03cc\u03bc\u03b5\u03bd\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_3_Consider_System_Voltage_and_Application\"><\/span>\u0392\u03ae\u03bc\u03b1 #3: \u0395\u03be\u03b5\u03c4\u03ac\u03c3\u03c4\u03b5 \u03c4\u03b7\u03bd \u03c4\u03ac\u03c3\u03b7 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>\u0393\u03b9\u03b1 \u03bf\u03b9\u03ba\u03b9\u03b1\u03ba\u03ac \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1, \u03b1\u03c1\u03ba\u03b5\u03af \u03ad\u03bd\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 6kA \u03ad\u03c9\u03c2 10kA.<\/li><li>\u0393\u03b9\u03b1 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03c7\u03c1\u03ae\u03c3\u03b7, \u03b5\u03bd\u03b4\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 50 kA+.<\/li><\/ul>\n\n\n\n<p>\u0397 \u03c3\u03c9\u03c3\u03c4\u03ae \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03bf \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03b5\u03b9 \u03bc\u03b5 \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1 \u03c4\u03bf \u03ba\u03cd\u03ba\u03bb\u03c9\u03bc\u03b1 \u03c5\u03c0\u03cc \u03b1\u03ba\u03c1\u03b1\u03af\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2025\/03\/DSC_5053-1024x683.webp\" alt=\"\" class=\"wp-image-12884\" width=\"479\" height=\"319\" srcset=\"https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2025\/03\/DSC_5053-1024x683.webp 1024w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2025\/03\/DSC_5053-300x200.webp 300w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2025\/03\/DSC_5053-768x512.webp 768w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2025\/03\/DSC_5053-1536x1025.webp 1536w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2025\/03\/DSC_5053-18x12.webp 18w, https:\/\/www.tosunlux.eu\/wp-content\/uploads\/2025\/03\/DSC_5053.webp 2000w\" sizes=\"(max-width: 479px) 100vw, 479px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Impact_of_Breaking_Capacity_on_System_Coordination\"><\/span>\u0395\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03c4\u03b7\u03c2 \u0394\u03b9\u03b1\u03ba\u03bf\u03c0\u03c4\u03b9\u03ba\u03ae\u03c2 \u0399\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c3\u03c4\u03bf\u03bd \u03a3\u03c5\u03bd\u03c4\u03bf\u03bd\u03b9\u03c3\u03bc\u03cc \u03c4\u03bf\u03c5 \u03a3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0397 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03b4\u03b9\u03b1\u03b4\u03c1\u03b1\u03bc\u03b1\u03c4\u03af\u03b6\u03b5\u03b9 \u03ba\u03c1\u03af\u03c3\u03b9\u03bc\u03bf \u03c1\u03cc\u03bb\u03bf \u03c3\u03c4\u03bf \u03c3\u03c5\u03bd\u03c4\u03bf\u03bd\u03b9\u03c3\u03bc\u03cc \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2, \u03b5\u03b9\u03b4\u03b9\u03ba\u03ac \u03c3\u03b5 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ac \u03b4\u03af\u03ba\u03c4\u03c5\u03b1 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ce\u03bd \u03b5\u03c0\u03b9\u03c0\u03ad\u03b4\u03c9\u03bd.&nbsp;<\/p>\n\n\n\n<p>\u039f\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03b3\u03bf\u03bd\u03c4\u03b1\u03b9 \u03cc\u03c7\u03b9 \u03bc\u03cc\u03bd\u03bf \u03bc\u03b5 \u03b2\u03ac\u03c3\u03b7 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03ac \u03c4\u03bf\u03c5\u03c2 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03bf\u03c5\u03bd \u03c4\u03b1 \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2, \u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03cc\u03c4\u03b9 \u03c3\u03c5\u03bd\u03c4\u03bf\u03bd\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c4\u03b5\u03c5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ad\u03c2 \u03b1\u03bd\u03ac\u03bd\u03c4\u03b7 \u03ba\u03b1\u03b9 \u03ba\u03b1\u03c4\u03ac\u03bd\u03c4\u03b7.<\/p>\n\n\n\n<p>\u039f \u03c3\u03c9\u03c3\u03c4\u03cc\u03c2 \u03c3\u03c5\u03bd\u03c4\u03bf\u03bd\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03bc\u03b9\u03ba\u03c1\u03cc\u03c4\u03b5\u03c1\u03bf\u03c5\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03bd\u03b1 \u03c3\u03ba\u03bf\u03bd\u03c4\u03ac\u03c6\u03c4\u03bf\u03c5\u03bd \u03c0\u03c1\u03b9\u03bd \u03b1\u03c0\u03cc \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf\u03c5\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03b1\u03bd\u03ac\u03bd\u03c4\u03b7, \u03b5\u03bb\u03b1\u03c7\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b9\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ad\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c4\u03b5\u03cd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03bf\u03bb\u03cc\u03ba\u03bb\u03b7\u03c1\u03bf \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1.&nbsp;<\/p>\n\n\n\n<p>\u0391\u03c5\u03c4\u03ae \u03b7 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1, \u03b3\u03bd\u03c9\u03c3\u03c4\u03ae \u03c9\u03c2 \u03b5\u03c0\u03b9\u03bb\u03b5\u03ba\u03c4\u03b9\u03ba\u03cc\u03c2 \u03c3\u03c5\u03bd\u03c4\u03bf\u03bd\u03b9\u03c3\u03bc\u03cc\u03c2, \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03b1\u03c0\u03bf\u03c3\u03c5\u03bd\u03b4\u03ad\u03b5\u03c4\u03b1\u03b9 \u03bc\u03cc\u03bd\u03bf \u03c4\u03bf \u03c4\u03bc\u03ae\u03bc\u03b1 \u03c4\u03bf\u03c5 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03b1, \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2.<\/p>\n\n\n\n<p>\u039a\u03b1\u03c4\u03ac \u03c4\u03bf \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc \u03b5\u03bd\u03cc\u03c2 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03bf\u03cd \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2, \u03bf\u03b9 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03af \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03b6\u03bf\u03c5\u03bd \u03c4\u03b1 \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c3\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03b3\u03bf\u03c5\u03bd \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03bc\u03b5 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03c0\u03bf\u03c5 \u03b5\u03c5\u03b8\u03c5\u03b3\u03c1\u03b1\u03bc\u03bc\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b9\u03b5\u03c1\u03b1\u03c1\u03c7\u03af\u03b1 \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2.&nbsp;<\/p>\n\n\n\n<p>\u0391\u03c5\u03c4\u03cc \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03c4\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c0\u03bf\u03bc\u03bf\u03bd\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c7\u03c9\u03c1\u03af\u03c2 \u03bd\u03b1 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03bf\u03bb\u03cc\u03ba\u03bb\u03b7\u03c1\u03bf \u03c4\u03bf \u03b4\u03af\u03ba\u03c4\u03c5\u03bf.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQs_About_Breaking_Capacity_and_Circuit_Breaker_Ratings\"><\/span>\u03a3\u03c5\u03c7\u03bd\u03ad\u03c2 \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Determines_a_Circuits_Capacity\"><\/span>\u03a4\u03b9 \u03ba\u03b1\u03b8\u03bf\u03c1\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0397 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03be\u03b1\u03c1\u03c4\u03ac\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c4\u03ac\u03c3\u03b7, \u03c4\u03b7 \u03b6\u03ae\u03c4\u03b7\u03c3\u03b7 \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03bc\u03ad\u03b3\u03b9\u03c3\u03c4\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03c4\u03b5\u03af. \u0391\u03c5\u03c4\u03bf\u03af \u03bf\u03b9 \u03c0\u03b1\u03c1\u03ac\u03b3\u03bf\u03bd\u03c4\u03b5\u03c2 \u03b2\u03bf\u03b7\u03b8\u03bf\u03cd\u03bd \u03c3\u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03c3\u03c9\u03c3\u03c4\u03ad\u03c2 \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03ae\u03c3\u03b5\u03b9\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Happens_if_a_Breakers_Breaking_Capacity_is_Too_Low\"><\/span>\u03a4\u03b9 \u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03b5\u03ac\u03bd \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03bf\u03bb\u03cd \u03c7\u03b1\u03bc\u03b7\u03bb\u03ae;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0395\u03ac\u03bd \u03c4\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c5\u03c0\u03b5\u03c1\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7, \u03bf \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bc\u03b7\u03bd \u03c3\u03c4\u03b1\u03bc\u03b1\u03c4\u03ae\u03c3\u03b5\u03b9, \u03bf\u03b4\u03b7\u03b3\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c3\u03b5 \u03c3\u03bf\u03b2\u03b1\u03c1\u03bf\u03cd\u03c2 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03bf\u03cd\u03c2 \u03ba\u03b9\u03bd\u03b4\u03cd\u03bd\u03bf\u03c5\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03c0\u03c5\u03c1\u03ba\u03b1\u03b3\u03b9\u03ac \u03ae \u03b5\u03ba\u03c1\u03ae\u03be\u03b5\u03b9\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_is_Breaking_Capacity_of_a_Circuit_Breaker_Calculated\"><\/span>\u03a0\u03ce\u03c2 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0397 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03b2\u03ac\u03c3\u03b7 \u03c4\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2:<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXfQeh15B9yDf3rtIXzyTG8SCbbF0ipsBmP0HORCjro1OWLl4PiGrCGpkWf5EI0SdB4exXrS-Ya1aSzf76IF8OOAkh6VV6XP202_KwvETA-8BF5zdszvMa2zCSqdHECUd3kQb1H2HA?key=qYAtXo96UhMBtmX43YMG1lYb\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u03cc\u03c0\u03bf\u03c5 \u03c4\u03bf Isc \u03b5\u03af\u03bd\u03b1\u03b9 \u03c1\u03b5\u03cd\u03bc\u03b1 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2, \u03c4\u03bf V \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03c4\u03ac\u03c3\u03b7 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03bf Z \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ae \u03c3\u03cd\u03bd\u03b8\u03b5\u03c4\u03b7 \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Is_a_Higher_Breaking_Capacity_Always_Better\"><\/span>\u0395\u03af\u03bd\u03b1\u03b9 \u03c0\u03ac\u03bd\u03c4\u03b1 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b7 \u03c5\u03c8\u03b7\u03bb\u03cc\u03c4\u03b5\u03c1\u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u038c\u03c7\u03b9 \u03b1\u03c0\u03b1\u03c1\u03b1\u03af\u03c4\u03b7\u03c4\u03b1. \u039f\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7\u03c2 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b9\u03bf \u03b1\u03ba\u03c1\u03b9\u03b2\u03bf\u03af \u03ba\u03b1\u03b9 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03bc\u03b7\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03b1\u03c1\u03b1\u03af\u03c4\u03b7\u03c4\u03bf\u03b9 \u03b3\u03b9\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c7\u03b1\u03bc\u03b7\u03bb\u03bf\u03cd \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2. \u0395\u03af\u03bd\u03b1\u03b9 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03bd\u03b1 \u03c4\u03b1\u03b9\u03c1\u03b9\u03ac\u03b6\u03b5\u03b9 \u03b7 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Often_Should_Circuit_Breakers_Be_Tested_for_Breaking_Capacity\"><\/span>\u03a0\u03cc\u03c3\u03bf \u03c3\u03c5\u03c7\u03bd\u03ac \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bf\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b5\u03c2 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b8\u03c1\u03b1\u03cd\u03c3\u03b7\u03c2;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u039f \u03c4\u03b1\u03ba\u03c4\u03b9\u03ba\u03cc\u03c2 \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf\u03c2 \u03ba\u03ac\u03b8\u03b5 1-3 \u03c7\u03c1\u03cc\u03bd\u03b9\u03b1 \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03bf \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03c3\u03c9\u03c3\u03c4\u03ac \u03c5\u03c0\u03cc \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2. \u039f\u03b9 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b5\u03c2 \u03bc\u03b5 \u03b5\u03be\u03bf\u03c0\u03bb\u03b9\u03c3\u03bc\u03cc \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03b9\u03c3\u03c7\u03cd\u03bf\u03c2 \u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03ba\u03c4\u03b5\u03bb\u03bf\u03cd\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03c0\u03b9\u03bf \u03c3\u03c5\u03c7\u03bd\u03ac.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Breaking_Capacity_vs_Circuit_Breaker_Rating_Conclusion\"><\/span>\u0392\u03b1\u03b8\u03bc\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03ad\u03bd\u03b1\u03bd\u03c4\u03b9 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2: \u03a3\u03c5\u03bc\u03c0\u03ad\u03c1\u03b1\u03c3\u03bc\u03b1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0395\u03bd\u03ce \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03bf\u03c5\u03c3\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03bc\u03ad\u03c1\u03bf\u03c2 \u03c4\u03c9\u03bd \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2, \u03b4\u03b5\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03af\u03b4\u03b9\u03bf.&nbsp;<\/p>\n\n\n\n<p>\u0397 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03c4\u03c9\u03bd \u03b1\u03c5\u03c4\u03cc\u03bc\u03b1\u03c4\u03c9\u03bd \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03c4\u03ce\u03bd \u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf \u03bc\u03ad\u03b3\u03b9\u03c3\u03c4\u03bf \u03c1\u03b5\u03cd\u03bc\u03b1 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c8\u03b5\u03b9 \u03ad\u03bd\u03b1\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2, \u03b5\u03bd\u03ce \u03bf\u03b9 \u03bf\u03bd\u03bf\u03bc\u03b1\u03c3\u03af\u03b5\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bf\u03c1\u03af\u03b6\u03bf\u03c5\u03bd \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ad\u03c2 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03c4\u03c1\u03bf\u03c5\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2.&nbsp;<\/p>\n\n\n\n<p>\u0397 \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03b4\u03cd\u03bf \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ae \u03b1\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1, \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03bb\u03bb\u03b7\u03bb\u03b7 \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1 \u03c4\u03bf\u03c5 \u03b5\u03be\u03bf\u03c0\u03bb\u03b9\u03c3\u03bc\u03bf\u03cd \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03c3\u03c5\u03bc\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b1 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ac \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03b1.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Resources\"><\/span>\u03a0\u03cc\u03c1\u03bf\u03b9:<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><a href=\"https:\/\/onccy.com\/understanding-circuit-breaker-short-circuit-breaking-capacity-and-how-to-select-it\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u0394\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7\u03c2 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03a7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03ce\u03c2 \u03bd\u03b1 \u03c4\u03bf\u03bd \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03b5\u03c4\u03b5<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.se.com\/eg\/en\/faqs\/FA228821\/#:~:text=The%20rated%20breaking%20capacity%20(Icu,Icu)%20of%20the%20circuit%20breaker.\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u03a0\u03bf\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b1\u03c2<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.linkedin.com\/pulse\/what-breaking-capacity-circuit-breaker-how-choose-bindy-hu\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u03a0\u03bf\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b9\u03ba\u03b1\u03bd\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.electrical-installation.org\/enwiki\/Fundamental_characteristics_of_a_circuit-breaker\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u0392\u03b1\u03c3\u03b9\u03ba\u03ac \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac \u03b5\u03bd\u03cc\u03c2 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/testbook.com\/electrical-engineering\/rating-of-circuit-breakers\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u0392\u03b1\u03b8\u03bc\u03bf\u03bb\u03bf\u03b3\u03af\u03b1 \u03b4\u03b9\u03b1\u03ba\u03cc\u03c0\u03c4\u03b7 \u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/forums.mikeholt.com\/threads\/difference-between-short-circuit-rating-and-ultimate-breaking-rating-icu.2558753\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u0394\u03b9\u03b1\u03c6\u03bf\u03c1\u03ac \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03b7\u03c2 \u03bf\u03bd\u03bf\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b2\u03b1\u03b8\u03bc\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u03b2\u03c1\u03b1\u03c7\u03c5\u03ba\u03c5\u03ba\u03bb\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b2\u03b1\u03b8\u03bc\u03bf\u03bb\u03bf\u03b3\u03af\u03b1\u03c2 \u03c4\u03b5\u03bb\u03b9\u03ba\u03ae\u03c2 \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 (ICU)<\/a><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Breaking capacity and circuit breaker ratings are often confused, but they serve different purposes in electrical systems.&nbsp; Breaking capacity refers to the maximum fault that can safely interrupt, while circuit breaker ratings cover multiple specifications like voltage, current, and interrupting capacity of circuit breakers.&nbsp; Selecting the correct breaker requires an understanding of both.&nbsp; In this guide, we\u2019ll break down their differences and why both are critical for electrical safety. Key Differences Between Breaking Capacity and Circuit Breaker Ratings Aspect Circuit Breaker Ratings Breaking Capacity Definition The complete set of electrical specifications of a breaker. The maximum fault current is the one the breaker can safely interrupt. Unit of Measurement Amperes (A) for current, Volts (V) for voltage. Kiloamperes (kA) for short-circuit current. Purpose Defines how a breaker operates under normal conditions. Determines the breaker&#8217;s ability to handle fault conditions. Importance Ensures correct sizing and protection for circuits. Prevents damage during short circuits and ensures system safety. Understanding these differences helps in selecting the right circuit breaker for any electrical application. Understanding Circuit Breaker Ratings A circuit breaker rating is a set of electrical parameters that determine how a breaker operates under normal and fault conditions. These ratings ensure that a breaker functions effectively within its designed limits. The key specifications include: Rated Current (In) This is the continuous current a breaker can carry without tripping. It is measured in amperes (A) and typically ranges from 1A to several thousand amperes, depending on the breaker type. Rated Voltage (Ue) This defines the maximum system voltage at [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":12883,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[209],"tags":[],"class_list":["post-12811","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-circuit-breaker"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Breaking Capacity vs. Circuit Breaker Ratings: Are They The Same? | TOSUNlux<\/title>\n<meta name=\"description\" content=\"Confused about breaking capacity vs. circuit breaker ratings? Tosunlux explains their roles in electrical protection. Discover more inside!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.tosunlux.eu\/el\/blog\/breaking-capacity-vs-circuit-breaker-ratings\/\" \/>\n<meta property=\"og:locale\" content=\"el_GR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Breaking Capacity vs. Circuit Breaker Ratings: Are They The Same? | TOSUNlux\" \/>\n<meta property=\"og:description\" content=\"Confused about breaking capacity vs. circuit breaker ratings? Tosunlux explains their roles in electrical protection. 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