Class B Surge Protection

Specifications

Class B Surge Protection
According to IEC 61643-1
Three Phase
4 Pole
OEM service

Class B Surge Protectort

DGM-B40 series surge protective device is applicable for B grade lightning-proof, installed on the joint of LPZOA zone or LPZOB and LPZ1 zone, which protects the electric network not shocked by the thunder and lightning. These series usually installed in houshold distribution boards, computer equipment, information equipment, electronic equipment and in the socket box in front of equipment or near the control equipment.

 

 

 

 

Technical Data

 

 

Model No.	DGM4-B40
Version	4 pole
Complies with	IEC61643-1
Frequency	50/60Hz
Rated voltage(V)Un	220/380
ntinuous operatiing voltage(V)Uc	275/320/385/420
Nominal discharge current 8/20μs In(KA)	40KA
Max.discharge current 8/20μs Imax(KA)	80KA
Voltage protection level Up(KV)	2.4KV
Response time ns	≤25
Housing material	PBT,antiflaming
Varistor	ZnO
Operating temperature	-40°C…+65°C
Relative Humidity	<90%
Altitude	<2000M
Color	Red and Black
Fuse or switch(A)	63A
Function display( visible window )	Normal : Green Failure: Red
Remote control	selectable
Adapt to	TT,TN system
Installation	35mm Din rail
The cross section of L/N Line	16,25mm2
The cross section of PELine	25,35mm2
Net weight per piece	1.1KGS
Carton	400x300x16mm
G.W	16.5KGS/CTN