{"id":12305,"date":"2026-03-07T09:00:00","date_gmt":"2026-03-07T01:00:00","guid":{"rendered":"https:\/\/www.tosunlux.eu\/?p=12305"},"modified":"2026-03-27T09:18:03","modified_gmt":"2026-03-27T01:18:03","slug":"differences-between-ct-and-pt","status":"publish","type":"post","link":"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/","title":{"rendered":"\u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631\u0632 \u06a9\u0648 \u0633\u0645\u062c\u06be\u0646\u0627: CT \u0627\u0648\u0631 PT \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u06a9\u06cc\u0627 \u0641\u0631\u0642 \u06c1\u06d2\u061f"},"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\" >\u0645\u0646\u062f\u0631\u062c\u0627\u062a \u06a9\u0627 \u062c\u062f\u0648\u0644<\/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=\"\u0645\u0648\u0627\u062f \u06a9\u0627 \u0679\u06cc\u0628\u0644 \u0679\u0648\u06af\u0644 \u06a9\u0631\u06cc\u06ba\u06d4\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u0679\u0648\u06af\u0644 \u06a9\u0631\u06cc\u06ba\u06d4<\/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\/ur\/blog\/differences-between-ct-and-pt\/#CT_vs_PT_Key_Differences_Overview\" title=\"CT \u0628\u0645\u0642\u0627\u0628\u0644\u06c1 PT: \u06a9\u0644\u06cc\u062f\u06cc \u0641\u0631\u0642 \u06a9\u0627 \u062c\u0627\u0626\u0632\u06c1\">CT \u0628\u0645\u0642\u0627\u0628\u0644\u06c1 PT: \u06a9\u0644\u06cc\u062f\u06cc \u0641\u0631\u0642 \u06a9\u0627 \u062c\u0627\u0626\u0632\u06c1<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#Key_Differences_Between_CT_and_PT\" title=\"CT \u0627\u0648\u0631 PT \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u06a9\u0644\u06cc\u062f\u06cc \u0641\u0631\u0642\">CT \u0627\u0648\u0631 PT \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u06a9\u0644\u06cc\u062f\u06cc \u0641\u0631\u0642<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#Primary_Function\" title=\"\u067e\u0631\u0627\u0626\u0645\u0631\u06cc \u0641\u0646\u06a9\u0634\u0646\">\u067e\u0631\u0627\u0626\u0645\u0631\u06cc \u0641\u0646\u06a9\u0634\u0646<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#Design_and_Construction\" title=\"\u0688\u06cc\u0632\u0627\u0626\u0646 \u0627\u0648\u0631 \u062a\u0639\u0645\u06cc\u0631\">\u0688\u06cc\u0632\u0627\u0626\u0646 \u0627\u0648\u0631 \u062a\u0639\u0645\u06cc\u0631<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#Accuracy_and_Load_Handling\" title=\"\u062f\u0631\u0633\u062a\u06af\u06cc \u0627\u0648\u0631 \u0644\u0648\u0688 \u06c1\u06cc\u0646\u0688\u0644\u0646\u06af\">\u062f\u0631\u0633\u062a\u06af\u06cc \u0627\u0648\u0631 \u0644\u0648\u0688 \u06c1\u06cc\u0646\u0688\u0644\u0646\u06af<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#Applications\" title=\"\u0627\u06cc\u067e\u0644\u06cc \u06a9\u06cc\u0634\u0646\u0632\">\u0627\u06cc\u067e\u0644\u06cc \u06a9\u06cc\u0634\u0646\u0632<\/a><\/li><\/ul><\/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\/ur\/blog\/differences-between-ct-and-pt\/#When_Is_a_CT_Used_and_When_Is_a_PT_Used\" title=\"When Is a CT Used and When Is a PT Used?\">When Is a CT Used and When Is a PT Used?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#What_is_a_Current_Transformer_CT\" title=\"\u0645\u0648\u062c\u0648\u062f\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 (CT) \u06a9\u06cc\u0627 \u06c1\u06d2\u061f\">\u0645\u0648\u062c\u0648\u062f\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 (CT) \u06a9\u06cc\u0627 \u06c1\u06d2\u061f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#Purpose_of_Current_Transformer\" title=\"\u0645\u0648\u062c\u0648\u062f\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u0627 \u0645\u0642\u0635\u062f\">\u0645\u0648\u062c\u0648\u062f\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u0627 \u0645\u0642\u0635\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#Use_of_Current_Transformer\" title=\"\u06a9\u0631\u0646\u0679 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u0627 \u0627\u0633\u062a\u0639\u0645\u0627\u0644\">\u06a9\u0631\u0646\u0679 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u0627 \u0627\u0633\u062a\u0639\u0645\u0627\u0644<\/a><\/li><\/ul><\/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\/ur\/blog\/differences-between-ct-and-pt\/#What_is_a_Potential_Transformer_PT\" title=\"\u067e\u0648\u0679\u06cc\u0646\u0634\u0644 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 (PT) \u06a9\u06cc\u0627 \u06c1\u06d2\u061f\">\u067e\u0648\u0679\u06cc\u0646\u0634\u0644 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 (PT) \u06a9\u06cc\u0627 \u06c1\u06d2\u061f<\/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\/ur\/blog\/differences-between-ct-and-pt\/#Purpose_of_Potential_Transformer\" title=\"\u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u0627 \u0645\u0642\u0635\u062f\">\u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u0627 \u0645\u0642\u0635\u062f<\/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\/ur\/blog\/differences-between-ct-and-pt\/#Common_Applications\" title=\"\u0639\u0627\u0645 \u0627\u06cc\u067e\u0644\u06cc \u06a9\u06cc\u0634\u0646\u0632\">\u0639\u0627\u0645 \u0627\u06cc\u067e\u0644\u06cc \u06a9\u06cc\u0634\u0646\u0632<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#Importance_of_Using_Both_CTs_and_PTs\" title=\"CTs \u0627\u0648\u0631 PTs \u062f\u0648\u0646\u0648\u06ba \u06a9\u06d2 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u06cc \u0627\u06c1\u0645\u06cc\u062a\">CTs \u0627\u0648\u0631 PTs \u062f\u0648\u0646\u0648\u06ba \u06a9\u06d2 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u06cc \u0627\u06c1\u0645\u06cc\u062a<\/a><\/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\/ur\/blog\/differences-between-ct-and-pt\/#Current_and_Potential_Transformer_FAQs\" title=\"\u0645\u0648\u062c\u0648\u062f\u06c1 \u0627\u0648\u0631 \u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u06d2 \u0627\u06a9\u062b\u0631 \u067e\u0648\u0686\u06be\u06d2 \u06af\u0626\u06d2 \u0633\u0648\u0627\u0644\u0627\u062a\">\u0645\u0648\u062c\u0648\u062f\u06c1 \u0627\u0648\u0631 \u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u06d2 \u0627\u06a9\u062b\u0631 \u067e\u0648\u0686\u06be\u06d2 \u06af\u0626\u06d2 \u0633\u0648\u0627\u0644\u0627\u062a<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#What_is_the_difference_between_CT_and_PT_in_electrical_terms\" title=\"\u0628\u0631\u0642\u06cc \u0634\u0631\u0627\u0626\u0637 \u0645\u06cc\u06ba CT \u0627\u0648\u0631 PT \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u06a9\u06cc\u0627 \u0641\u0631\u0642 \u06c1\u06d2\u061f\">\u0628\u0631\u0642\u06cc \u0634\u0631\u0627\u0626\u0637 \u0645\u06cc\u06ba CT \u0627\u0648\u0631 PT \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u06a9\u06cc\u0627 \u0641\u0631\u0642 \u06c1\u06d2\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#Why_are_CTs_and_PTs_important_in_power_systems\" title=\"\u067e\u0627\u0648\u0631 \u0633\u0633\u0679\u0645\u0632 \u0645\u06cc\u06ba CTs \u0627\u0648\u0631 PTs \u06a9\u06cc\u0648\u06ba \u0627\u06c1\u0645 \u06c1\u06cc\u06ba\u061f\">\u067e\u0627\u0648\u0631 \u0633\u0633\u0679\u0645\u0632 \u0645\u06cc\u06ba CTs \u0627\u0648\u0631 PTs \u06a9\u06cc\u0648\u06ba \u0627\u06c1\u0645 \u06c1\u06cc\u06ba\u061f<\/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\/ur\/blog\/differences-between-ct-and-pt\/#How_do_CTs_and_PTs_ensure_system_safety\" title=\"CTs \u0627\u0648\u0631 PTs \u0633\u0633\u0679\u0645 \u06a9\u06cc \u062d\u0641\u0627\u0638\u062a \u06a9\u0648 \u06a9\u06cc\u0633\u06d2 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u062a\u06d2 \u06c1\u06cc\u06ba\u061f\">CTs \u0627\u0648\u0631 PTs \u0633\u0633\u0679\u0645 \u06a9\u06cc \u062d\u0641\u0627\u0638\u062a \u06a9\u0648 \u06a9\u06cc\u0633\u06d2 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u062a\u06d2 \u06c1\u06cc\u06ba\u061f<\/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\/ur\/blog\/differences-between-ct-and-pt\/#Can_CT_and_PT_be_used_together_in_one_system\" title=\"Can CT and PT be used together in one system?\">Can CT and PT be used together in one system?<\/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\/ur\/blog\/differences-between-ct-and-pt\/#What_should_buyers_check_before_selecting_a_CT_or_PT\" title=\"What should buyers check before selecting a CT or PT?\">What should buyers check before selecting a CT or PT?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/differences-between-ct-and-pt\/#Current_and_Potential_Transformer_Conclusion\" title=\"\u0645\u0648\u062c\u0648\u062f\u06c1 \u0627\u0648\u0631 \u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631: \u0646\u062a\u06cc\u062c\u06c1\">\u0645\u0648\u062c\u0648\u062f\u06c1 \u0627\u0648\u0631 \u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631: \u0646\u062a\u06cc\u062c\u06c1<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>CTs and PTs are both instrument transformers, but they do not serve the same measurement purpose.<\/p>\n\n\n\n<p>A current transformer is used when current needs to be reduced to a measurable level for meters or protection devices. A potential transformer is used when voltage needs to be stepped down for safe measurement and control. For buyers, the practical question is not just the definition, but which one is required for the metering or protection task in the system.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"CT_vs_PT_Key_Differences_Overview\"><\/span>CT \u0628\u0645\u0642\u0627\u0628\u0644\u06c1 PT: \u06a9\u0644\u06cc\u062f\u06cc \u0641\u0631\u0642 \u06a9\u0627 \u062c\u0627\u0626\u0632\u06c1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>\u0641\u06cc\u0686\u0631<\/strong><\/td><td><strong><a href=\"https:\/\/www.tosunlux.eu\/ur\/category\/current-transformer\/\">\u0645\u0648\u062c\u0648\u062f\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 (CT)<\/a><\/strong><\/td><td><strong>\u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 (PT)<\/strong><\/td><\/tr><tr><td>\u067e\u06cc\u0645\u0627\u0626\u0634 \u0641\u0648\u06a9\u0633<\/td><td>\u0645\u0648\u062c\u0648\u062f\u06c1 \u067e\u06cc\u0645\u0627\u0626\u0634<\/td><td>\u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634<\/td><\/tr><tr><td>\u0627\u0646 \u067e\u0679 \u0631\u06cc\u0646\u062c<\/td><td>\u06c1\u0627\u0626\u06cc \u06a9\u0631\u0646\u0679 (\u0645\u062b\u0644\u0627\u064b 100A \u0633\u06d2 5,000A)<\/td><td>\u06c1\u0627\u0626\u06cc \u0648\u0648\u0644\u0679\u06cc\u062c (\u0645\u062b\u0644\u0627\u064b 11kV \u0633\u06d2 400kV)<\/td><\/tr><tr><td>\u0622\u0624\u0679 \u067e\u0679 \u0631\u06cc\u0646\u062c<\/td><td>\u06a9\u0645\u060c \u0645\u062d\u0641\u0648\u0638 \u06a9\u0631\u0646\u0679 (\u0645\u062b\u0627\u0644 \u06a9\u06d2 \u0637\u0648\u0631 \u067e\u0631\u060c 5A \u06cc\u0627 1A)<\/td><td>\u0645\u0639\u06cc\u0627\u0631\u06cc \u06a9\u0645 \u0648\u0648\u0644\u0679\u06cc\u062c (\u0645\u062b\u0627\u0644 \u06a9\u06d2 \u0637\u0648\u0631 \u067e\u0631\u060c 110V)<\/td><\/tr><tr><td>\u0639\u0627\u0645 \u0627\u0633\u062a\u0639\u0645\u0627\u0644<\/td><td>\u0635\u0646\u0639\u062a\u06cc \u0627\u0648\u0631 \u0633\u0628 \u0627\u0633\u0679\u06cc\u0634\u0646 \u06a9\u06cc \u0645\u0648\u062c\u0648\u062f\u06c1 \u0646\u06af\u0631\u0627\u0646\u06cc<\/td><td>\u067e\u0627\u0648\u0631 \u0679\u0631\u0627\u0646\u0633\u0645\u06cc\u0634\u0646 \u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u06cc \u0646\u06af\u0631\u0627\u0646\u06cc<\/td><\/tr><tr><td>\u062f\u0631\u0633\u062a\u06af\u06cc<\/td><td>\u0645\u062e\u062a\u0644\u0641 \u0628\u0648\u062c\u06be \u067e\u0631 \u06a9\u0631\u0646\u0679 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0632\u06cc\u0627\u062f\u06c1<\/td><td>\u0645\u0642\u0631\u0631\u06c1 \u062a\u0646\u0627\u0633\u0628 \u067e\u0631 \u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u06d2 \u0644\u06cc\u06d2 \u0632\u06cc\u0627\u062f\u06c1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_Differences_Between_CT_and_PT\"><\/span>CT \u0627\u0648\u0631 PT \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u06a9\u0644\u06cc\u062f\u06cc \u0641\u0631\u0642<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Primary_Function\"><\/span>\u067e\u0631\u0627\u0626\u0645\u0631\u06cc \u0641\u0646\u06a9\u0634\u0646<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>CTs \u0627\u0639\u0644\u06cc \u06a9\u0631\u0646\u0679 \u06a9\u06cc \u0633\u0637\u062d \u06a9\u0648 \u0646\u06cc\u0686\u06d2 \u06a9\u0631 \u06a9\u06d2 \u06a9\u0631\u0646\u0679 \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u060c \u062c\u0628\u06a9\u06c1 PTs \u06c1\u0627\u0626\u06cc \u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u0648 \u0645\u062d\u0641\u0648\u0638 \u0633\u0637\u062d \u062a\u06a9 \u06a9\u0645 \u06a9\u0631 \u06a9\u06d2 \u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Design_and_Construction\"><\/span>\u0688\u06cc\u0632\u0627\u0626\u0646 \u0627\u0648\u0631 \u062a\u0639\u0645\u06cc\u0631<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>CTs \u06c1\u0627\u0626\u06cc \u06a9\u0631\u0646\u0679 \u06a9\u0648 \u0633\u0646\u0628\u06be\u0627\u0644\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0628\u0646\u0627\u0626\u06d2 \u06af\u0626\u06d2 \u06c1\u06cc\u06ba\u060c \u062c\u0646 \u0645\u06cc\u06ba \u0627\u06a9\u062b\u0631 \u0679\u0648\u0631\u0627\u0626\u06cc\u0688\u0644 \u0688\u06cc\u0632\u0627\u0626\u0646 \u06c1\u0648\u062a\u0627 \u06c1\u06d2\u06d4 PTs\u060c \u0627\u0633 \u06a9\u06d2 \u0628\u0631\u0639\u06a9\u0633\u060c \u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u06cc \u062f\u0631\u0633\u062a \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0688\u06cc\u0632\u0627\u0626\u0646 \u06a9\u06cc\u06d2 \u06af\u0626\u06d2 \u06c1\u06cc\u06ba\u060c \u062c\u0633 \u0645\u06cc\u06ba \u0645\u0648\u0635\u0644\u06cc\u062a \u06c1\u0627\u0626\u06cc \u0648\u0648\u0644\u0679\u06cc\u062c \u0627\u06cc\u067e\u0644\u06cc \u06a9\u06cc\u0634\u0646\u0632 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0645\u0648\u0632\u0648\u06ba \u06c1\u06d2\u06d4<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Accuracy_and_Load_Handling\"><\/span>\u062f\u0631\u0633\u062a\u06af\u06cc \u0627\u0648\u0631 \u0644\u0648\u0688 \u06c1\u06cc\u0646\u0688\u0644\u0646\u06af<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>CTs \u06a9\u0648 \u0645\u062e\u062a\u0644\u0641 \u0628\u0648\u062c\u06be \u06a9\u06d2 \u062d\u0627\u0644\u0627\u062a \u0645\u06cc\u06ba \u0645\u0648\u062c\u0648\u062f\u06c1 \u062f\u0631\u0633\u062a\u06af\u06cc \u06a9\u06d2 \u0644\u06cc\u06d2 \u0628\u06c1\u062a\u0631 \u0628\u0646\u0627\u06cc\u0627 \u06af\u06cc\u0627 \u06c1\u06d2\u06d4 \u062f\u0631\u0633\u062a \u067e\u06cc\u0645\u0627\u0626\u0634 \u0627\u0648\u0631 \u0631\u06cc\u0644\u06d2 \u0622\u067e\u0631\u06cc\u0634\u0646 \u06a9\u0648 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 PTs \u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u06cc \u062f\u0631\u0633\u062a\u06af\u06cc \u06a9\u0648 \u062a\u0631\u062c\u06cc\u062d \u062f\u06cc\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Applications\"><\/span>\u0627\u06cc\u067e\u0644\u06cc \u06a9\u06cc\u0634\u0646\u0632<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>CTs \u0635\u0646\u0639\u062a\u06cc \u0646\u0638\u0627\u0645\u0648\u06ba \u06a9\u06d2 \u0644\u06cc\u06d2 \u0645\u062b\u0627\u0644\u06cc \u06c1\u06cc\u06ba \u062c\u0646\u06c1\u06cc\u06ba \u0645\u0648\u062c\u0648\u062f\u06c1 \u0646\u06af\u0631\u0627\u0646\u06cc \u06a9\u06cc \u0636\u0631\u0648\u0631\u062a \u06c1\u0648\u062a\u06cc \u06c1\u06d2\u060c \u062c\u0628\u06a9\u06c1 PTs \u0679\u0631\u0627\u0646\u0633\u0645\u06cc\u0634\u0646 \u0627\u0648\u0631 \u0688\u0633\u0679\u0631\u06cc \u0628\u06cc\u0648\u0634\u0646 \u0633\u0633\u0679\u0645 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0636\u0631\u0648\u0631\u06cc \u06c1\u06cc\u06ba \u062c\u0646 \u06a9\u06cc \u0636\u0631\u0648\u0631\u062a \u06c1\u0648\u062a\u06cc \u06c1\u06d2\u06d4 <a href=\"https:\/\/www.tosunlux.eu\/ur\/control-transformer\/\">\u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u0646\u0679\u0631\u0648\u0644<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"When_Is_a_CT_Used_and_When_Is_a_PT_Used\"><\/span>When Is a CT Used and When Is a PT Used?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>A CT is selected when the system requires current measurement, current monitoring, or current input for protective relays and metering devices.<\/p>\n\n\n\n<p>A PT is selected when voltage measurement, voltage monitoring, or voltage input for relays and <a href=\"https:\/\/www.tosunlux.eu\/ur\/modular-smart-energy-meter\/\" target=\"_blank\" rel=\"noreferrer noopener\">metering equipment<\/a> is needed.<\/p>\n\n\n\n<p>In many substations and industrial systems, CTs and PTs are used together so that both current and voltage can be monitored safely and accurately.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_Current_Transformer_CT\"><\/span>\u0645\u0648\u062c\u0648\u062f\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 (CT) \u06a9\u06cc\u0627 \u06c1\u06d2\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u06a9\u0631\u0646\u0679 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 (CT) \u06a9\u0648 \u0627\u06cc\u06a9 \u0633\u0631\u06a9\u0679 \u0645\u06cc\u06ba \u0632\u06cc\u0627\u062f\u06c1 \u06a9\u0631\u0646\u0679 \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u0631\u0646\u06d2 \u0627\u0648\u0631 \u0627\u0633\u06d2 \u0645\u06cc\u0679\u0631\u0648\u06ba \u0627\u0648\u0631 \u062d\u0641\u0627\u0638\u062a\u06cc \u0622\u0644\u0627\u062a \u06a9\u06d2 \u0644\u06cc\u06d2 \u0645\u062d\u0641\u0648\u0638\u060c \u0642\u0627\u0628\u0644 \u067e\u06cc\u0645\u0627\u0626\u0634 \u0633\u0637\u062d \u062a\u06a9 \u0644\u06d2 \u062c\u0627\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0688\u06cc\u0632\u0627\u0626\u0646 \u06a9\u06cc\u0627 \u06af\u06cc\u0627 \u06c1\u06d2\u06d4<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Purpose_of_Current_Transformer\"><\/span>\u0645\u0648\u062c\u0648\u062f\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u0627 \u0645\u0642\u0635\u062f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0628\u0631\u0627\u06c1 \u0631\u0627\u0633\u062a \u0631\u0627\u0628\u0637\u06d2 \u06a9\u06cc \u0636\u0631\u0648\u0631\u062a \u06a9\u06d2 \u0628\u063a\u06cc\u0631 \u06c1\u0627\u0626\u06cc \u06a9\u0631\u0646\u0679 \u0633\u0631\u06a9\u0679\u0633 \u06a9\u06cc \u0646\u06af\u0631\u0627\u0646\u06cc \u06a9\u06d2 \u0644\u06cc\u06d2 CTs \u0636\u0631\u0648\u0631\u06cc \u06c1\u06cc\u06ba\u06d4 \u0648\u06c1 \u06a9\u0645 \u06a9\u0631\u06a9\u06d2 \u0622\u0644\u0627\u062a \u06a9\u06cc \u062d\u0641\u0627\u0638\u062a \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4 <a href=\"https:\/\/www.tosunlux.eu\/ur\/blog\/understanding-electrical-short-circuits-types-and-causes\/\">\u06c1\u0627\u0626\u06cc \u0648\u0648\u0644\u0679\u06cc\u062c \u0633\u06d2 \u0648\u0627\u0628\u0633\u062a\u06c1 \u062e\u0637\u0631\u0627\u062a<\/a> \u0627\u0648\u0631 \u0645\u0648\u062c\u0648\u062f\u06c1 \u0627\u0636\u0627\u0641\u06d2\u06d4<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Use_of_Current_Transformer\"><\/span>\u06a9\u0631\u0646\u0679 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u0627 \u0627\u0633\u062a\u0639\u0645\u0627\u0644<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>CTs \u0639\u0627\u0645 \u0637\u0648\u0631 \u067e\u0631 \u0633\u0628 \u0633\u0679\u06cc\u0634\u0646\u0632\u060c \u067e\u0627\u0648\u0631 \u067e\u0644\u0627\u0646\u0679\u0633\u060c \u0627\u0648\u0631 \u0635\u0646\u0639\u062a\u06cc \u0633\u06cc\u0679\u0646\u06af\u0632 \u0645\u06cc\u06ba \u0645\u0648\u062c\u0648\u062f\u06c1 \u067e\u06cc\u0645\u0627\u0626\u0634\u060c \u0631\u06cc\u0644\u06d2 \u06a9\u06d2 \u062a\u062d\u0641\u0638\u060c \u0627\u0648\u0631 \u0646\u0638\u0627\u0645 \u06a9\u06cc \u0646\u06af\u0631\u0627\u0646\u06cc \u06a9\u06d2 \u0644\u06cc\u06d2 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06c1\u0648\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n\n\n\n<iframe width=\"760\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/32Vw40nUSwA?si=YN3SWlWwiFMej-Fe\" title=\"\u06cc\u0648\u0679\u06cc\u0648\u0628 \u0648\u06cc\u0688\u06cc\u0648 \u067e\u0644\u06cc\u0626\u0631\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_Potential_Transformer_PT\"><\/span>\u067e\u0648\u0679\u06cc\u0646\u0634\u0644 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 (PT) \u06a9\u06cc\u0627 \u06c1\u06d2\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0627\u06cc\u06a9 \u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 (PT)\u060c \u062c\u0633\u06d2 \u0648\u0648\u0644\u0679\u06cc\u062c \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u0628\u06be\u06cc \u06a9\u06c1\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u060c \u06c1\u0627\u0626\u06cc \u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u0648 \u06a9\u0645\u060c \u0645\u0639\u06cc\u0627\u0631\u06cc \u0633\u0637\u062d \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634 \u0627\u0648\u0631 \u06a9\u0646\u0679\u0631\u0648\u0644 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0645\u0648\u0632\u0648\u06ba \u06a9\u0631\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u06cc\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Purpose_of_Potential_Transformer\"><\/span>\u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u0627 \u0645\u0642\u0635\u062f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>PTs \u0633\u0631\u06a9\u0679 \u0645\u06cc\u06ba \u06c1\u0627\u0626\u06cc \u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u06cc \u0633\u06a9\u06cc\u0644\u0688-\u0688\u0627\u0624\u0646 \u0646\u0642\u0644 \u0641\u0631\u0627\u06c1\u0645 \u06a9\u0631 \u06a9\u06d2 \u062f\u0631\u0633\u062a \u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634 \u0627\u0648\u0631 \u0646\u0638\u0627\u0645 \u06a9\u06d2 \u062a\u062d\u0641\u0638 \u06a9\u0648 \u0642\u0627\u0628\u0644 \u0628\u0646\u0627\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Applications\"><\/span>\u0639\u0627\u0645 \u0627\u06cc\u067e\u0644\u06cc \u06a9\u06cc\u0634\u0646\u0632<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0645\u06cc\u0679\u0631\u0632 \u0627\u0648\u0631 \u0631\u06cc\u0644\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0645\u062d\u0641\u0648\u0638 \u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u06cc \u0633\u0637\u062d \u06a9\u0648 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 PTs \u06a9\u0648 \u0628\u062c\u0644\u06cc \u06a9\u06cc \u062a\u0642\u0633\u06cc\u0645 \u06a9\u06d2 \u0646\u06cc\u0679 \u0648\u0631\u06a9\u0633\u060c \u0679\u0631\u0627\u0646\u0633\u0645\u06cc\u0634\u0646 \u0633\u0633\u0679\u0645\u0632\u060c \u0627\u0648\u0631 \u0635\u0646\u0639\u062a\u06cc \u0622\u0644\u0627\u062a \u0645\u06cc\u06ba \u0628\u0691\u06d2 \u067e\u06cc\u0645\u0627\u0646\u06d2 \u067e\u0631 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u06cc\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Importance_of_Using_Both_CTs_and_PTs\"><\/span>CTs \u0627\u0648\u0631 PTs \u062f\u0648\u0646\u0648\u06ba \u06a9\u06d2 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u06cc \u0627\u06c1\u0645\u06cc\u062a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>CTs \u0627\u0648\u0631 PTs \u0628\u0631\u0642\u06cc \u0646\u0638\u0627\u0645 \u06a9\u06d2 \u0645\u062d\u0641\u0648\u0638 \u0622\u067e\u0631\u06cc\u0634\u0646 \u06a9\u0648 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0645\u0644 \u06a9\u0631 \u06a9\u0627\u0645 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4 CTs \u0622\u0644\u0627\u062a \u06a9\u0648 \u0627\u0648\u0648\u0631 \u06a9\u0631\u0646\u0679 \u0633\u06d2 \u0628\u0686\u0627\u062a\u06d2 \u06c1\u06cc\u06ba\u060c \u062c\u0628\u06a9\u06c1 PTs \u0627\u0648\u0648\u0631 \u0648\u0648\u0644\u0679\u06cc\u062c \u0633\u06d2 \u062d\u0641\u0627\u0638\u062a \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4&nbsp;<\/p>\n\n\n\n<p>\u0627\u0646 \u06a9\u0627 \u0645\u0634\u062a\u0631\u06a9\u06c1 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u062f\u0631\u0633\u062a \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u06cc \u0636\u0645\u0627\u0646\u062a \u062f\u06cc\u062a\u0627 \u06c1\u06d2\u060c \u062c\u0648 \u0646\u0638\u0627\u0645 \u06a9\u06cc \u06a9\u0627\u0631\u06a9\u0631\u062f\u06af\u06cc \u0627\u0648\u0631 \u062d\u0641\u0627\u0638\u062a \u06a9\u06d2 \u0644\u06cc\u06d2 \u0636\u0631\u0648\u0631\u06cc \u06c1\u06d2\u06d4<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Current_and_Potential_Transformer_FAQs\"><\/span>\u0645\u0648\u062c\u0648\u062f\u06c1 \u0627\u0648\u0631 \u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631 \u06a9\u06d2 \u0627\u06a9\u062b\u0631 \u067e\u0648\u0686\u06be\u06d2 \u06af\u0626\u06d2 \u0633\u0648\u0627\u0644\u0627\u062a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_the_difference_between_CT_and_PT_in_electrical_terms\"><\/span>\u0628\u0631\u0642\u06cc \u0634\u0631\u0627\u0626\u0637 \u0645\u06cc\u06ba CT \u0627\u0648\u0631 PT \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u06a9\u06cc\u0627 \u0641\u0631\u0642 \u06c1\u06d2\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>CTs \u06a9\u0631\u0646\u0679 \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u060c \u062c\u0628\u06a9\u06c1 PTs \u0648\u0648\u0644\u0679\u06cc\u062c \u06a9\u06cc \u067e\u06cc\u0645\u0627\u0626\u0634 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4 \u062f\u0648\u0646\u0648\u06ba \u0645\u062d\u0641\u0648\u0638 \u0627\u0648\u0631 \u062f\u0631\u0633\u062a \u0645\u0627\u0646\u06cc\u0679\u0631\u0646\u06af \u06a9\u06d2 \u0644\u06cc\u06d2 \u0627\u067e\u0646\u06d2 \u0627\u067e\u0646\u06d2 \u067e\u06cc\u0631\u0627\u0645\u06cc\u0679\u0631\u0632 \u06a9\u0648 \u062e\u062a\u0645 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_are_CTs_and_PTs_important_in_power_systems\"><\/span>\u067e\u0627\u0648\u0631 \u0633\u0633\u0679\u0645\u0632 \u0645\u06cc\u06ba CTs \u0627\u0648\u0631 PTs \u06a9\u06cc\u0648\u06ba \u0627\u06c1\u0645 \u06c1\u06cc\u06ba\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0648\u06c1 \u062f\u0631\u0633\u062a \u067e\u06cc\u0645\u0627\u0626\u0634\u060c \u0646\u0638\u0627\u0645 \u06a9\u06cc \u062d\u0641\u0627\u0638\u062a\u060c \u0627\u0648\u0631 \u0622\u0644\u0627\u062a \u06a9\u06d2 \u0645\u062d\u0641\u0648\u0638 \u0622\u067e\u0631\u06cc\u0634\u0646 \u06a9\u0648 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_do_CTs_and_PTs_ensure_system_safety\"><\/span>CTs \u0627\u0648\u0631 PTs \u0633\u0633\u0679\u0645 \u06a9\u06cc \u062d\u0641\u0627\u0638\u062a \u06a9\u0648 \u06a9\u06cc\u0633\u06d2 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u062a\u06d2 \u06c1\u06cc\u06ba\u061f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u06c1\u0627\u0626\u06cc \u0648\u0648\u0644\u0679\u06cc\u062c\u0632 \u0627\u0648\u0631 \u06a9\u0631\u0646\u0679 \u06a9\u0648 \u0627\u0644\u06af \u06a9\u0631\u06a9\u06d2\u060c \u0648\u06c1 \u062d\u0633\u0627\u0633 \u067e\u06cc\u0645\u0627\u0626\u0634 \u0627\u0648\u0631 \u062d\u0641\u0627\u0638\u062a\u06cc \u0622\u0644\u0627\u062a \u06a9\u0648 \u0628\u0631\u0627\u06c1 \u0631\u0627\u0633\u062a \u0646\u0645\u0627\u0626\u0634 \u0633\u06d2 \u0628\u0686\u0627\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Can_CT_and_PT_be_used_together_in_one_system\"><\/span>Can CT and PT be used together in one system?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Yes. In metering and relay protection systems, they are often used together to provide safe current and voltage inputs.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_should_buyers_check_before_selecting_a_CT_or_PT\"><\/span>What should buyers check before selecting a CT or PT?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Key checks include input rating, output rating, accuracy class, insulation requirement, and the intended metering or protection application.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Current_and_Potential_Transformer_Conclusion\"><\/span>\u0645\u0648\u062c\u0648\u062f\u06c1 \u0627\u0648\u0631 \u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631: \u0646\u062a\u06cc\u062c\u06c1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u0645\u0648\u062c\u0648\u062f\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631\u0632 (CTs) \u0627\u0648\u0631 \u0645\u0645\u06a9\u0646\u06c1 \u0679\u0631\u0627\u0646\u0633\u0641\u0627\u0631\u0645\u0631\u0632 (PTs) \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u0641\u0631\u0642 \u06a9\u0648 \u0633\u0645\u062c\u06be\u0646\u0627 \u0628\u0631\u0642\u06cc \u0646\u0638\u0627\u0645 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0635\u062d\u06cc\u062d \u0622\u0644\u0627\u062a \u06a9\u06d2 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0636\u0631\u0648\u0631\u06cc \u06c1\u06d2\u06d4&nbsp;<\/p>\n\n\n\n<p>\u062c\u0628\u06a9\u06c1 CTs \u0645\u0648\u062c\u0648\u062f\u06c1 \u0646\u06af\u0631\u0627\u0646\u06cc \u067e\u0631 \u062a\u0648\u062c\u06c1 \u0645\u0631\u06a9\u0648\u0632 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u060c PTs \u0648\u0648\u0644\u0679\u06cc\u062c \u0627\u0633\u06a9\u06cc\u0644\u0646\u06af \u06a9\u0648 \u0633\u0646\u0628\u06be\u0627\u0644\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4 \u062f\u0648\u0646\u0648\u06ba \u0688\u06cc\u0648\u0627\u0626\u0633\u0632 \u067e\u0627\u0648\u0631 \u0633\u0633\u0679\u0645\u0632 \u0645\u06cc\u06ba \u062d\u0641\u0627\u0638\u062a\u060c \u0648\u0634\u0648\u0633\u0646\u06cc\u06cc\u062a\u0627 \u0627\u0648\u0631 \u06a9\u0627\u0631\u06a9\u0631\u062f\u06af\u06cc \u06a9\u0648 \u0628\u0691\u06be\u0627\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0645\u0644 \u06a9\u0631 \u06a9\u0627\u0645 \u06a9\u0631\u062a\u06cc \u06c1\u06cc\u06ba\u06d4&nbsp;<\/p>\n\n\n\n<p>\u0627\u0646 \u06a9\u06d2 \u0627\u0644\u06af \u0627\u0644\u06af \u0644\u06cc\u06a9\u0646 \u062a\u06a9\u0645\u06cc\u0644\u06cc \u06a9\u0631\u062f\u0627\u0631 \u062c\u062f\u06cc\u062f \u0628\u0631\u0642\u06cc \u0646\u06cc\u0679 \u0648\u0631\u06a9\u0633 \u06a9\u06d2 \u06c1\u0645\u0648\u0627\u0631 \u0622\u067e\u0631\u06cc\u0634\u0646 \u06a9\u0648 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n\n\n\n<p>For metering panels, substations, and protection systems, CT\/PT selection should be matched to the actual measurement objective and relay or meter configuration rather than selected by terminology alone.<\/p>\n\n\n\n\n  <style>\n\t\t\t.module {\n\t\t\t\tmargin: 10px 0 30px 0;\n\t\t\t\twidth: 100%;\n\t\t\t\ttext-align: left;\n\t\t\t}\n\t\t\t\/* \u6807\u9898 *\/\n\t\t\t.module .module-title {\n\t\t\t\tfont-size: 18px;\n\t\t\t\tdisplay: flex;\n\t\t\t\talign-items: center;\n\t\t\t}\n\n\t\t\t.module .module-button {\n\t\t\t\tcursor: pointer;\n\t\t\t\tborder: 0px;\n\t\t\t\ttext-align: center;\n\t\t\t\tmargin-left: 10px;\n\t\t\t\tbackground: none;\n\t\t\t}\n\n\t\t\t.module .module-content {\n\t\t\t\tdisplay: none;\n\t\t\t}\n\n\t\t\t.module .module-content.show {\n\t\t\t\tdisplay: block;\n\t\t\t}\n\t\t\t\/* \u7b2c\u4e00\u5757\u5185\u5bb9 *\/\n\t\t\t.module .d1 {\n\t\t\t\twidth: 95%;\n\t\t\t\t\/* \u80cc\u666f\u989c\u8272 *\/\n\t\t\t\tpadding: 1% 2.5% 1% 2.5%;\n\t\t\t\tmargin-top: 3%;\n\t\t\t}\n\t\t\t\/* \u7b2c\u4e8c\u5757\u5185\u5bb9 *\/\n\t\t\t.module .d2 {\n\t\t\t\twidth: 95%;\n\t\t\t\tpadding: 3% 2.5% 3% 2.5%;\n\t\t\t}\n            \/* \u6240\u6709a\u94fe\u63a5\u4e0a\u6587\u5b57 *\/\n            .module .aaa {\n\t\t\t\t\/* \u989c\u8272 *\/\n\t\t\t\tcolor: #00b1cdbd;\n\t\t\t\t\/* \u6587\u5b57\u4e0b\u5212\u7ebf *\/\n\t\t\t\ttext-decoration: underline;\n\t\t\t}\n\t\t\t\/* \u4e0b\u65b9\u659c\u4f53\u6587\u5b57 *\/\n\t\t\t.module .a2 {\n\t\t\t\t\/* \u659c\u4f53 *\/\n\t\t\t\tfont-style: italic;\n\t\t\t}\n\t\t\t\/* \u6240\u6709a\u94fe\u63a5\u4e0a\u6587\u5b57\u60ac\u6d6e\u53d8\u8272 *\/\n\t\t\t.module .aaa:hover {\n\t\t\t\t\/* \u989c\u8272 *\/\n\t\t\t\tcolor: #D3CCFF;\n\t\t\t}\n\t\t<\/style>\n  <div class='module'>\n\t\t\t<div class='module-title' style='font-size: 18px;'>\n\t\t\t\t<!-- \u8fd9\u662f\u6807\u9898 -->\n\t\t\t\t\u0645\u0636\u0645\u0648\u0646 \u06a9\u06d2 \u0630\u0631\u0627\u0626\u0639\n\t\t\t\t<button class='module-button'>\n\t\t\t\t\t<svg id='svg-1' style='display:block' t='1710230154863' class='icon' viewbox='0 0 1026 1024'\n\t\t\t\t\t\tversion='1.1' 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document.querySelectorAll('.module-button');\n\t\t\tconst svg1 = document.getElementById('svg-1');\n\t\t\tconst svg2 = document.getElementById('svg-2');\n\t\t\tfor (const button of moduleButtons) {\n\t\t\t\tbutton.addEventListener('click', function() {\n\t\t\t\t\tconst content = this.parentNode.nextElementSibling;\n\t\t\t\t\tcontent.classList.toggle('show');\n\t\t\t\t\tconst svg = this.querySelector('svg');\n\t\t\t\t\tconst plusPath = svg.querySelector('#plus');\n\t\t\t\t});\n\t\t\t\tsvg1.addEventListener('click', function() {\n\t\t\t\t\tsvg1.style.display = 'none';\n\t\t\t\t\tsvg2.style.display = 'block';\n\t\t\t\t});\n\n\t\t\t\tsvg2.addEventListener('click', function() {\n\t\t\t\t\tsvg2.style.display = 'none';\n\t\t\t\t\tsvg1.style.display = 'block';\n\t\t\t\t});\n\t\t\t}\n\t\t<\/script>","protected":false},"excerpt":{"rendered":"<p>CTs and PTs are both instrument transformers, but they do not serve the same measurement purpose. A current transformer is used when current needs to be reduced to a measurable level for meters or protection devices. A potential transformer is used when voltage needs to be stepped down for safe measurement and control. For buyers, the practical question is not just the definition, but which one is required for the metering or protection task in the system. CT vs PT: Key Differences Overview Feature Current Transformer (CT) Potential Transformer (PT) Measurement Focus Current measurement Voltage measurement Input Range High current (e.g., 100A to 5,000A) High voltage (e.g., 11kV to 400kV) Output Range Low, safe current (e.g., 5A or 1A) Standardized low voltage (e.g., 110V) Common Uses Industrial and substation current monitoring Power transmission voltage monitoring Accuracy High for current at varying loads High for voltage at fixed ratios Key Differences Between CT and PT Primary Function CTs measure current by stepping down high current levels, while PTs measure voltage by reducing high voltage to a safer level. Design and Construction CTs are built to handle high currents, often featuring a toroidal design. PTs, in contrast, are designed for precise voltage scaling, with insulation suited for high-voltage applications. Accuracy and Load Handling CTs are optimized for current accuracy under varying load conditions. PTs prioritize voltage precision to ensure accurate metering and relay operation. Applications CTs are ideal for industrial systems requiring current monitoring, while PTs are essential for transmission and distribution systems requiring voltage control. When [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":12306,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-12305","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Understanding Transformers: What is the Difference Between CT and PT? - TOSUNlux Official Site - Electrical Circuit Breaker Manufacturer in China<\/title>\n<meta name=\"description\" content=\"Learn the key differences between current transformers (CT) and potential transformers (PT) in electrical systems and their respective roles.\" \/>\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\/ur\/blog\/differences-between-ct-and-pt\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Understanding Transformers: What is the Difference Between CT and PT? - 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