Горячая распродажа 40ka 20ka 2p dc 1000 В spd защитное

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Hot sale 40ka 20ka 2p dc 1000v spd dc power surge protective device


This SPD is applied to provide fine over voltage protection of electronic equipment whose power is supplied by direct-current power supply. It is C-level over voltage protec- tion device, is design according to IEC and GB standard, is available in a variety of differ- ent power supply voltage and selector corresponding specifications.The product is use for lightning protection zone: LPZ2 (C class) power lines of the lightning surge protection.It uses high temperature resistant plastic with excellent tightness, and easy to install wiring.

Features
Adopt temperature control circuit technology which has built-in over current breakers and thermal fuse circuit breakers,
automatically trip because of deterioration.
This unit is modular deterioration instructions and flame-retardant shell.
It has dustproof, anticorrosion and other functions.
It is used in a relatively harsh environment staying a long-term stability.
It is widely used in the lightning protection of telecommunications room DC bus, the DC bus bar microwave communications room, closing the substation

Product parameters


TYPE:
KLF300-40KA/2
KLF300-40KA/3
KLF800-40KA/2
KLF800-40KA/3
KLF1000-40KA/2
KLF1000-40KA/3
KLF1500-40KA/2
KLF1500-40KA/3
Protection Class:
C
C
C
C
Operating Voltage (Un):
DC300V
DC800V
DC1000V
DC1500V
Nominal Discharge Current (8/20μs) (In):
20kA
20kA
20kA
20kA
Max. Discharge Current (8/20μs) (Imax ):
40kA
40kA
40kA
40kA
Voltage Protection Level(Up):
<3.0kV
<3.6kV
<4.0kV
<4.5kV
Response Time:
<25ns
Leakage current(μA):
≤20µA
Working Environment:
Temperature -40°C~+70°C;Relative humidity<90%;
Material of Outer Shell:
Flame retardant materials


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