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1 phase type 1 surge arrestor (MOV)
Item No: FV25B/2-275 S
-Class I / Type 1 surge arrestor 1 phase 2 poles.
-Consisting of a base part and2 MOV pluggable modules.
-For using in the lightning protection zones concept at boundary 1.
-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: L-PE, N-PE.
Product Description
1.Coding system
2.Dimension and circuit of type1 surge arrester FV25B/2-275S
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3.Electrical parameters of type1 surge arrester FV25B/2-275S
2.Dimension and circuit of type1 surge arrester FV25B/2-275S
3.Electrical parameters of type1 surge arrester FV25B/2-275S
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Test class according to IEC61643-1:2005 |
I |
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Type of Network |
TT, TN |
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Nominal voltage |
UN |
230V/50(60)Hz |
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Rated Voltage (Max. Cont. Operating Voltage) |
Uc |
275VAC |
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Impulse discharge current (10/350μs) |
Iimp |
25kA |
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Nominal discharge current (8/20μs) |
In |
50kA |
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Voltage protective level |
Up |
≤1.8kV |
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Isolation resistance |
Risol |
>102MΩ |
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Response time |
tA |
≤25ns |
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Recommended back-up fuse |
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I/O Connections |
By screw terminal:10 By connection bus |
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Mounting |
Symmetrical rail(EN50022/DIN46277-3) |
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Operation temperature range |
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|
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Degree of protection |
IP20 |
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Housing material |
UL94V0 |
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Disconnection indicator |
Mechanical indicator |
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Remote control contact |
Yes |
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Color |
Gray |
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