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3 phase surge protector 20kA

Item No: FV10D/4-xxx S
-Class II / Type 2 AC surge arrester.
-Consisting of a base part and 4 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, N-PE

Product Description

1.Coding system

2.Dimension and circuit of ac surge arrester FV10D/4-xxx S

3.Electrical parameters of ac surge arrester FV10D/4-xxx S
Model No. FV10D/4-150S FV10D/4-275S FV10D/4-320S FV10D/4-385S FV10D/4-440S
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 10 10 10 10 10
Max. discharge current (8/20μs) Imax kA 20 20 20 20 20
Voltage protection level (at In) Up kV ≤0.6 ≤1.2 ≤1.5 ≤1.8 ≤2.0
Response time tA ns <25 <25 <25 <25 <25
Recommended back-up fuse A 63 63 63 63 63
Protection mode L1, L2, L3-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

4. Installation of ac surge arrester FV10D/4-xxx S