Modular Digital Over & Under Voltage Protector

Basic Information

number of poles 1P, 3P

Application

TDP Modular digital Over & Under Voltage Protector is self-healing phase failure & phase sequence protective relay and it’s a newly developed household electrical equipment protector.
The protector can quickly disconnect the power supply to protect the appliances when there is power interruption or the voltage exceeds or falls below the predetermined value.
When the power supply recovers, the protector automatically connects the power after 1-2 minutes’ delay.
All the protective actions are automatically controlled. Indicators on the panel display the working condition of the protector.
This product is convenient in use, reliable in quality and excellent in performance.

Specification

Model	TDP-1						TDP-3
Number of Po les Rated Voltage	1P 220VAC						3P 380VAC
Rated Current	20A	32A	40A	50A	63A	80A	32A	40A	50A	63A	80A
Loading Power (KVA)	4.4	6. .6	8.8	11	13	17	20	25	30	40	52
Over-Voltage Cut-Off Value (VAC)	230-270 adjustable (400V short time)						390-450 adjustable
Time Delay	0.01s						0.01s
Under-Voltage Cut-Off Value	120-210VAC adjustable						210-360VAC adjustable
Time Delay	0.1s						0.1s
Recovery Setting Time Range	10-600s						10-600s
Self Power Consumption	≤3W						≤3W
Ambient Temperature	-20°C~+40°C