China 40kA(3 poles) surge protective device Manufacturer & Supplier

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40kA surge protective device 3 poles

Item No: FV20C/3-xxx S
-Class II / Type 2 3 poles surge protective devices.
-Consisting of a base part and3 MOV 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-PE

Product Description

8/20us 40kA test video (FV20C/4-275S), please click here


1.Coding system


2.Dimension and circuit of 3 poles 40KA (3 poles) surge protective device FV20C/3-xxx S



3.Electrical parameters of 3 poles 40KA (3 poles) surge protective device FV20C/3-xxx S

Model No. FV20C/3-150S FV20C/3-275S FV20C/3-320S FV20C/3-385S FV20C/3-440S
Rated Voltage UN VAC 110/220 230/400 230/400 230/400 230/400
Max. continuous. operating voltage UC VAC 150 275 320 385 440
Nominal discharge current(8/20μs) In kA 20 20 20 20 20
Max. discharge current (8/20μs) Imax kA 40 40 40 40 40
Voltage protection level (at In) Up kV ≤0.7 ≤1.2 ≤1.5 ≤1.8 ≤2.0
Response time tA ns <25 <25 <25 <25 <25
Recommended back-up fuse A 125 125 125 125 125
Protection mode L1, L2, L3-PE / L1, L2-PE, 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 (Green: OK, Red: Replace)
Remote control contact Optional

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4.Installation of 3 poles 40KA (3 poles) surge protective device FV20C/3-xxx S

5. TUV-mark, TUV-CE certificates



Please contact us directly by phone or email sales@fatech-surge-protection.com for asking origin certificates file.

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