surge protective device

Detailed Product Description

 

This surge protective device is designed according to IEC standard. It is for the lightning protection of 220V power supply input of equipments like UPS of computer room, UPS of monitoring room, UPS of console cabinet and PLC cabinet. This product is also suitable for the ligthning protection of power distribution box.

Characteristics of product

(1) Equiped with power working indication, accident indication and lightning counter

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

(3)Low residual voltage

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

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

Product Model	DK-220AC40 D30 type power SPD
Box material	Aluminum
Protection class of box	IP20
Protection grade	C+D
Rated voltage Un(V)	220
Rated operating current (A)	30
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
Max. cross-section of SPD connecting wire	BVR-35mm2
Min. cross-section of SPD connecting wire	BVR-10mm2
Working temperature	-40~+85
Working humidity	≤95%
Size(mm)	145*205*85
Weight(kg)	1.99
Applicable power supply system	TT, TN, IT
Warranty	20-Year

OEM,private label is welcomed.

Special surge protective device 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 surge protective device and service.