Loading Images

1MOV+GDT cartridge surge arrester, 1 pole Imax 40kA

Item No: FV20C/1-xxx (S) VG
-1 MOV+1 GDT combined in one cartridge.
-surgearresters consisting of a base part and1 MOV+GDT plug-in protection modules.
-High energy MOV and GDT hybrid unit inside.
-Low residual voltage and quick response.
-Reliable control thanks to Thermo Dynamic Control disconnector.
-With remote signaling contact for control device.
-Fault indication via red mark in the inspection window.
-Protection mode: L /N-PE.

Product Description

1.Coding system

2.Dimension and circuit of surge arresters FV20C/1-xxx S VG

3.Electrical parameters of surge arresters FV20C/1-xxx S VG

Model No.:       FV20C/1-275S VG
FV20C/1-320S VG
Max. continuous operating voltage Uc V 275 320
Requirement class to DIN EN 61643-1:2005 Class C Class C
Rated Voltage Un V 220/380 220/380
Nominal discharge current (8/20μs) In kA 20 20
Max. discharge current (8/20μs) Imax kA 40 40
Voltage protection level (at 20kA) L-N Up kV 1.2 1.5
Voltage protection level (at 20kA) L-N Up  kV  1.5  1.5 
Response time tA ns < 100 < 100
Recommended back-up fuse   A 125 125
Operation temperature range -40~+85 -40~+85
Degree of protection       IP20 IP20

4.Installation of surge arresters FV20C/1VG-xxx S