surge arrester for power supply

Detailed Product Description

 

This surge arrester is designed according to IEC standard. It is for the lightning protection of 220V power supply input of low power UPS, power regulator, power supply of monitoring room and other power supply of communications equipments.

Characteristics of product

(1)Two-port design realizes two-grade protection

(2)Low residual voltage

(3)Dust-proof, anti-corrosion, explosion-proof, fire-retardant features

(4) Series installation, easy installation, convenient maintenance;

Product Model	DK-220AC40 E10 type power SPD
Box material	Aluminum
Protection class of box	IP20
Protection grade	C+D
Rated voltage Un(V)	220
Rated operating current (A)	10
Max.continuous operating voltage(v)	AC385
Action voltage(V)	DC620
Rated operating frequency	50Hz
Leakage current	≤30μA
Nominal discharge current (8/20μs) (kA)	20
Maximum discharge current (8/20μs)(kA)	40
Voltage protection level (10kA 8/20μs)	≤1.2kV
Protection mode	L-Pe, N-Pe
Response Time(L-Pe)	<25ns
Response Time(N-Pe)	<25ns
Input port
Output port
Working temperature	-40~+85
Working humidity	≤95%
Size(mm)	127*92*55
Weight(kg)	0.52
Applicable power supply system	TT, TN, IT
Warranty	20-Year

OEM,private label is welcomed.

Special lightning arrester can be made according to customers requirments.

We have been in this industry for more than 20 years, we believe our rich experience and advanced technology will provide our customers best lightning arrester and service.