Surge Protection Device FV20C/NPE-255 S

FV20C/NPE-255 S


-Class II / Type 2 surge protection devices.
-Consisting of a base part and 1GDT plug-in protection modules.
-For using in the lightning protection zones concept at boundary 1-2.
-The core parts are metal oxide vristor components with high discharge capacity.
-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: N-PE.

1.Coding system


2.Dimension and circuit of surge protection device FV20C/NPE S




3.Electrical parameters of surge protection device FV20C/NPE S

Model No.
FV20C/NPE-255S
Max. continuous operating voltage
Uc
V
255
Requirement class to DIN EN 61643-1:2005
Class C
Rated Voltage
Un
V
230/380
Nominal discharge current (8/20μs)
In
kA
20
Max. discharge current (8/20μs)
Imax
kA
40
Voltage protection level (at In)
Up
kV
≤ 1.5
Response time
tA
ns
<25
Recommended back-up fuse
A
125
Operation temperature range
-40~+85℃
Degree of protection
IP20
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