Home Products Rapid Shutdown Device SunSpec Module-Level Rapid Shutdown Device NEC2020 BFS-21
  • Sunspec BFS 21 0528
  • BFS 21 BENY 0528
  • Sunspec BFS 21 0528
  • BFS 21 BENY 0528

SunSpec Module-Level Rapid Shutdown Device NEC2020 BFS-21

The BFS-21 is designed and developed as the most reliable module level rapid shutdown device for solar building fire safety and meeting the NEC requirements.

Highlights :

  • Operates SINGLE standard PV module or TWO modules
  • Shutdown panels to 0V at 30μs
  • Plug and Play Easy Installation
  • PLC control signaling
  • PVRSS with multiple inverters
  • Over temperature protection Automatic shutdown
  • sunspec icon
  • UL-Certifed icon
  • nec2020
  • BFS 21 feature
  • 1000 sunspec certified

SunSpec Certified BFS-21 FEATURES

The BFS-21 is designed and developed as the most reliable module level rapid shutdown device for solar building fire safety and meeting the NEC requirements.

 

√Shutdown panel to 0V at microsecond

 

√Plug and Play Easy Installation

 

√PLC control signaling

 

√PVRSS with multiple inverters

 

√Over-temperature protection Automatic shutdown

 

√25 years warranty

  • bfs 21 a2
  • bfs21 a1

Module Level Rapid Shutdown BFS-21 Wiring

Operates SINGLE standard PV module (>=40V) or TWO modules (<40V).

 

The BFS-21 complies with NEC 2017&2020 690.12 rapid shutdown requirements when work with the SunSpec signal transmitter BFT-01 or an inverter with built-in transmitter, in non-interference with the inverter AFCI.

SPECIFICATION

BFS-21 Specifications
Electrical
Range of Operating Voltage 120V input
Max Operating Current (A dc) 18A
Max Input Power (W) 2160W total
Max array short circuit current (A dc) 18A
Output DC Voltage (V dc) 120V
Rated Max output current (A dc) 18A
Communication PLC (DC Power Line)

SunSpec certificate

Microsecond response RSD

Mechanical
UL 50 E Enclosure Type Rating  4X
Connectors MC4 (standard)

Jinko connectors for option

Input cable length 180mm
Output cable length 1800mm
Weight 600g
Environmental
Operating Temperature -40°C– +80°C

 

Ambient Operating Temperature -40°C — +55°C

 

Over Temperature Protection 85°C
Certificate and Standards UL1741 PVRSS and PVRSE listed

NEC 2014/2017/2020 690.12

Warranty BFS-21: 25 Years

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