BFS- 31 is designed as a solar panel junction box with rapid shutdown function to meet NEC2017 for solar building fire safety. Operates with most of standard PV module.
The BFS-31 completes a rapid shutdown solution with the Sunspec signal transmitter.
| BFS-31 Specifications | |
| Input | |
| Range of Operating Voltage | 18V-90V input |
| Max Operating Current | 18A |
| Max Input Power | 1620W total |
| Communication |
PLC (DC Power Line)
SunSpec certificate Microsecond response RSD |
| Mechanical | |
| UL 50 E Enclosure Type Rating | NEMA 4X |
| Connectors |
MC4 (standard)
Jinko connectors for option |
| Cable length | 1800mm |
| Environmental | |
| Operating Temperature | -30°C– +80°C |
| Ambient Operating Temperature | -30°C — +55°C |
| Over Temperature Protection | 85°C |
| Certificate and Standards |
UL1741 PVRSS and PVRSE listed
NEC 2014/2017/2020 690.12 |
