| Customization: | Available |
|---|---|
| Application: | AC/DC System |
| Operation Voltage: | Low Voltage |
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1.surge protection device Characteristic for FV50B/4-275S
- 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.
2. surge protection device Electrical parameters for FV50B/4-275S
| FV50B/4-150S | FV50B/4-255S | FV50B/4-275S | FV50B/4-320S | FV50B/4-385S | ||
| Test class according to IEC61643-11:2011 | I | |||||
| 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 at 25kA | 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 | By screw terminal:10-35mm2 | |||||
| By connection bus | ||||||
| Mounting | Symmetrical rail (EN50022/DIN46277-3) | |||||
| Operation temperature range / RH | -25ºC~+85ºC/95% | |||||
| Degree of protection | IP20 | |||||
| Encapsulated | Encapsulated | |||||
| Housing material | UL94V0 | |||||
| Disconnection indicator | Mechanical indicator (Green: OK, Red: replance) | |||||
| Remote control contact | Yes | |||||
| Color | gray | |||||
3. surge protection Certificate
4. More of our products
5. Company information
FATECH ELECTRONIC CO., LTD., is located in Guangdong Provincial New Light Production Base, CHINA, which is a professional manufacturer on R&D and producing on surge protection products. Our company gathered all kinds of high-skillled personnels, including authority technical experts and professionals, and excellent technicians with more than 10 years experience. In-house testing lab. guarantee out-going products quality. Products are certified with TUV, CE; UL pending, 90% material are UL approved.
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