NOARK® Electric B1B Miniature Circuit Breakers are 1000Vdc rated and offer ampacities from 25A to 63A in a 4-pole configuration. Rated at 10kA to 1000Vdc, these breakers offer a solution for Batteries and Energy Storage Systems applications. Like all NOARK® products, the M1PV is backed by our 5-year limited warranty.

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B1B 4P C curve 25A 1000Vdc 10kA UL489 SC
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B1B 4P C curve 32A 1000Vdc 10kA UL489 SC
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B1B 4P C curve 40A 1000Vdc 10kA UL489 SC
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B1B 4P C curve 50A 1000Vdc 10kA UL489 SC
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B1B 4P C curve 63A 1000Vdc 10kA UL489 SC
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Features N/A
  • Rated current 25A ~ 63A.
  • Short circuit withstand current 10kA at 1000Vdc/4 pole.
  • Breakers mount on standard 35 mm DIN rail.
  • Contact position indicator (red/green).
  • Trip-free design.
Rated Current N/A 25 A N/A 32 A N/A 40 A N/A 50 A N/A 63 A
Rated Voltage (Vdc) N/A 1000
Short Time Withstand Current (kA) N/A 10
Number of Poles N/A 4
Mechanical life (times) N/A 20000
Electrical life (times) N/A 1000
Product Notes N/A
Standards Compliance N/A
  • UL489 Supplement SC Listed – For Batteries
    and Energy Storage Systems; File No. E532291
  • CSA C22.2 No. 5, File No. E532291 (B1B)
 		N/A
  • UL489 Supplement SC Listed – For Batteries
    and Energy Storage Systems; File No. E532291
  • CSA C22.2 No. 5, File No. E532291 (B1B)
 		N/A
  • UL489 Supplement SC Listed – For Batteries
    and Energy Storage Systems; File No. E532291
  • CSA C22.2 No. 5, File No. E532291 (B1B).
 		N/A
  • UL489 Supplement SC Listed – For Batteries
    and Energy Storage Systems; File No. E532291
  • CSA C22.2 No. 5, File No. E532291 (B1B)
 		N/A
  • UL489 Supplement SC Listed – For Batteries
    and Energy Storage Systems; File No. E532291
  • CSA C22.2 No. 5, File No. E532291 (B1B)
PDF - 2D CAD Drawings N/A B1B_2D _Drawing