Home Products Rapid Shutdown Device SunSpec Solar Panel Rapid Shutdown Junction Box BFS-31
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SunSpec Solar Panel Rapid Shutdown Junction Box BFS-31

The BFS-31 is designed as a solar panel junction box with rapid shutdown function to meet NEC2017/ NEC2020 for solar building fire safety.

Highlights :

  • Operates one standard PV module
  • Shutdown panel to 0V at microsecond
  • Plug and Play Easy Installation
  • PLC control signaling
  • PVRSS with multiple inverters
  • Over temperature protection Automatic shutdown
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  • UL-Certifed icon
  • nec2020
  • zjbeny sunspec rapidshutdown junctionbox diagram

Solar Panel Rapid Shutdown Junction Box BFS-31

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 FEATURES

 

  • Shutdown panel to 0V at microsecond

 

  • Plug and Play Easy Installation

 

  • PLC control signaling

 

  • PVRSS with multiple inverters

 

  • Over-temperature protection Automatic shutdown

 

  • Patents pending

 

  • 25 years warranty

SPECIFICATION

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

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