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Surge Protective Device FV50C/3+NPE S

Item No: FV50C/3+NPE-xxx S
-Class II / Type 2 surge arresters.
-Consisting of a base part and3 MOV + 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: L1, L2, L3-N, N-PE.
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Product Description

1.Coding system


2.Dimension and circuit of surge protective device FV50C/3+NPE-xxx S


3.Electrical parameters of surge protective device FV50C/3+NPE-xxx S
Model No. FV50C/3+NPE
-150S		 FV50C/3+NPE
-275S		 FV50C/3+NPE
-320S		 FV50C/3+NPE
-385S		 FV50C/3+NPE
-440S
Rated Voltage UN VAC 110/220 230/400 230/400 230/400 230/400
Max. continuous. operating voltage L-N
 UC VAC 150 275 320 385 440
Max. continuous. operating voltage N-PE
 UC VAC 255 255 255 255 255
Nominal discharge current(8/20μs) In kA 50 50 50 50 50
Max. discharge current (8/20μs) Imax kA 100 100 100 100 100
Voltage protection level (at In) Up kV ≤1.6 ≤1.8 ≤2.2 ≤2.5 ≤2.8
Response time tA ns <25 <25 <25 <25 <25
Recommended back-up fuse A 125 125 125 125 125
Protection mode L1, L2, L3-N, N-PE
I/O Connections By screw terminal:10-35mm2; By connection bus
Mounting Symmetrical rail(EN50022/DIN46277-3)
Operation temperature range -40℃~+85℃
Degree of protection IP20
Housing material UL94V0
Disconnection indicator Mechanical indicator (Red: Replace)
Remote control contact Optional

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4.Installation of surge protective device FV50C/3+NPE-xxx S

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