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Type 1 50kA 3 phase lightning arrester
Item No: FV50B/4-xxx S
- Type 1 50kA 3 phase lightning arrester,
- With indication window and remote control contacts,
- Unique designing, patent technology,
-Used in the lightning protection zones concept at boundary LPZ0B-LPZ1,
-The core parts are multilayer spark gap with high discharge capacity,
-35mm2 DIN-rail in accordance with EN 50022/DIN46277-3,
-Low residual voltage.
-Protection mode: L1, L2, L3-PE, N-PE.
- With indication window and remote control contacts,
- Unique designing, patent technology,
-Used in the lightning protection zones concept at boundary LPZ0B-LPZ1,
-The core parts are multilayer spark gap with high discharge capacity,
-35mm2 DIN-rail in accordance with EN 50022/DIN46277-3,
-Low residual voltage.
-Protection mode: L1, L2, L3-PE, N-PE.
Product Description
10/350us 50kA test video (FV50B/1-275S), please click here
1.Dimension of surge arrester FV50B/4-xxx S
2.Electrical parameters of surge arrester FV50B/4-xxx S
3. Test record photo
10/350us 50kA test video (FV50B/1-275S), please click here
4. Installation of surge arrester FV50B/ 4-xxx S
1.Dimension of surge arrester FV50B/4-xxx S
| Model No. | FV50B/4-150S | FV50B/4-255S | FV50B/4-275S | FV50B/4-320S | FV50B/4-385S | |
| Test class IEC/EN/VDE | Class I/ B /T1 | |||||
| Type of Network | TT-TN-IT | |||||
| Nominal voltage | UN | 110/220V | 220/380V | |||
| Rated Voltage (Max. Cont. Operating Voltage) | Uc | 150VAC | 255VAC | 275VAC | 320VAC | 385VAC |
| Impulse current (10/350μs) | Iimp | 50kA | 50kA | 50kA | 50kA | 50kA |
| Nominal discharge current (8/20μs) | In | 50kA | 50kA | 50kA | 50kA | 50kA |
| Voltage protective level | Up | ≤1.8kV | ≤1.8kV | ≤1.8kV | ≤2.0kV | ≤2.0kV |
| Isolation resistance | Risol | >102MΩ | >102MΩ | >102MΩ | >102MΩ | >102MΩ |
| Response time | tA | ≤100ns | ≤100ns | ≤100ns | ≤100ns | ≤100ns |
| Recommended back-up fuse | 500A | |||||
| I/O Connections | L-N: Multi core wire:10-35mm2 | |||||
| PE: Multi core: > 16mm2 | ||||||
| Mounting | 35mm Symmetrical rail (EN50022/DIN46277-3) | |||||
| Operation temperature range / humidity / altitude | -40℃~+80℃/30%~90%/3000m | |||||
| Degree of protection | IP20 | |||||
| Encapsulated | Encapsulated | |||||
| Housing material | UL94V0 | |||||
| Disconnection indicator | Mechanical indicator (Green: OK, Red: replace) | |||||
| Remote control contact | Yes | |||||
| Color | gray | |||||
3. Test record photo
10/350us 50kA test video (FV50B/1-275S), please click here
4. Installation of surge arrester FV50B/ 4-xxx S
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