1 phase 50kA lightning arrester
Item No: FV50B/2-xxx S
-1 phase 50kA 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: L-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: L-PE, N-PE.
Product Description
10/350us 50kA test video (FV50B/1-275S), please click here
![](http://www.fatech-surge-protection.com/uploadfile/fckeditor/Image/1/2/2016/40kA%20test.jpg)
1.Dimension of surge arrester FV50B/2-xxx S
![](http://www.fatech-surge-protection.com/uploadfile/fckeditor/Image/11/1/2015/50B%201%20circuit(1).jpg)
![](/uploadfile/fckeditor/Image/10/30/2018/QQ图片20181031111621.png)
![](/uploadfile/fckeditor/image/50B/2p%2050b.png)
![](/uploadfile/fckeditor/Image/10/30/2018/QQ图片20181031111639.png)
2.Electrical parameters of surge arrester FV50B/2-xxx S
3. Test record photo
![](http://www.fatech-surge-protection.com/uploadfile/fckeditor/Image/9/24/2015/50kA%20test%202.jpg)
![](http://www.fatech-surge-protection.com/uploadfile/fckeditor/Image/9/24/2015/50kA%20test%204(1).jpg)
10/350us 50kA test video (FV50B/1-275S), please click here
4. Installation of surge arrester FV50B/2-xxx S
![](/uploadfile/fckeditor/image/50B/FV50B%202.jpg)
![](/uploadfile/fckeditor/image/50B/FV50B%202.jpg)
![](http://www.fatech-surge-protection.com/uploadfile/fckeditor/Image/1/2/2016/40kA%20test.jpg)
1.Dimension of surge arrester FV50B/2-xxx S
![](http://www.fatech-surge-protection.com/uploadfile/fckeditor/Image/11/1/2015/50B%201%20circuit(1).jpg)
![](/uploadfile/fckeditor/Image/10/30/2018/QQ图片20181031111621.png)
![](/uploadfile/fckeditor/image/50B/2p%2050b.png)
![](/uploadfile/fckeditor/image/50B/2p%2050b.png)
![](/uploadfile/fckeditor/Image/10/30/2018/QQ图片20181031111639.png)
![](http://www.fatech-surge-protection.com/uploadfile/fckeditor/image/6/30/2015/25bs(1).jpg)
Model No. | FV50B/2-150S | FV50B/2-255S | FV50B/2-275S | FV50B/2-320S | FV50B/2-385S | |
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
![](http://www.fatech-surge-protection.com/uploadfile/fckeditor/Image/9/24/2015/50kA%20test%201(3).jpg)
![](http://www.fatech-surge-protection.com/uploadfile/fckeditor/Image/9/24/2015/50kA%20test%202.jpg)
![](http://www.fatech-surge-protection.com/uploadfile/fckeditor/Image/9/24/2015/50kA%20test%203(1).jpg)
![](http://www.fatech-surge-protection.com/uploadfile/fckeditor/Image/9/24/2015/50kA%20test%204(1).jpg)
10/350us 50kA test video (FV50B/1-275S), please click here
4. Installation of surge arrester FV50B/2-xxx S
![](/uploadfile/fckeditor/image/50B/FV50B%202.jpg)
![](/uploadfile/fckeditor/image/50B/FV50B%202.jpg)