for solar panel system
- No.of pole: 1P , 2P ,2+1 , 3P , 3+1 ,4P
- Rated voltage: 275V ,385V ,440V AC
- Type of network systems: TN-S, TN-C-S , IT , TT
- Maxium discharge surge current: 20kA ,40kA
- Plug-in replacement module with indicator
- Available with signaling auxiliary
- DIN rail 35mm installation
- Comply with IEC61643-11, EN50539-11
| Type | BY7-20/4-275 | BY7-20/4-385 | BY7-20/4-440 | BY7-40/4-275 | BY7-40/4-385 | BY7-40/4-440 |
| Type of network system | TN-S, TN-C-S , IT | |||||
| Maxium continuous voltage (Uc) | 275V | 385V | 440V | 275V | 385V | 440V |
| Maxium discharge surge current (Imax) | 20kA | 40kA | ||||
| Norminal discharge current(8/20us) In | 10kA | 20kA | ||||
| Voltage protection level (Up) | 1.0kV | 1.5kV | 1.8kV | 1.2kV | 1.8kV | 2.2kV |
| Protection rating | IP20 | |||||
| Fuse or circuit breaker（Gg） | 10A | |||||
| Connection | Screw terminal : 4 to 25mm² , by busbar | |||||
| Temperature range | -40℃+80℃ | |||||
| Disconnection indicator | RED INDICATOR | |||||
| Mounting | symmetrical rail(EN50022/DIN46277-3) 35mm | |||||
| Housing material | PA6 UL94-V0 | |||||
AC Surge Protector
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