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Carling Technologies BB2B042610121D B-Series Circuit Breaker

The CARLING TECHNOLOGIES B-Series circuit breaker is designed for world market applications, utilizing hydraulic magnetic principles for precise operation even in extreme temperatures. Typical applications include power supplies, medical equipment, office equipment, control panels, and marine equipment. It meets CSA Standard 22.2 No. 100 and offers a range of configurations including 1-6 poles, current ratings from 0.02 to 50 amps, and various time delays and actuator colors. The B-Series is UL Recognized, CSA Accepted, TUV Certified, and VDE Certified, ensuring reliable protection across diverse industrial and commercial settings.

Authorized Distributors
Source:DigiKey
Part No:BB2-B0-42-610-121-D
Stock:0
Inv Date:06-06-2026
Price: Unit price: $69.452
Buy/RFQ:
Source:DigiKey
Part No:BB2B042610121D
Stock:0
Inv Date:06-06-2026
Price: Unit price: $69.452
Buy/RFQ:
Part No:BB2-B0-42-610-121-D
Stock:0
Inv Date:06-07-2026
Price: Unit price: $59.7
Buy/RFQ:
Part No:BB2-B0-42-610-121-D
Stock:0
Inv Date:06-06-2026
Price: Unit price: $62.6
Buy/RFQ:
Part No:BB2-B0-42-610-121-D
Stock:11
Inv Date:06-06-2026
Price: Unit price: $50.65
Buy/RFQ:
Part No:BB2-B0-42-610-121-D
Stock:11
Inv Date:06-06-2026
Price: Unit price: $50.65
Buy/RFQ:

Carling Technologies BB2B042610121D B-Series Circuit Breaker Specifications:

  • Maximum Voltage: 277VAC 50/60 Hz, 80VDC
  • Endurance: 10,000 ON-OFF operations @ 6 per minute
  • Current Ratings: Standard current coils: 0.100, 0.250, 0.500, 0.750, 1.00, 2.50, 5.00, 7.50, 10.0, 15.0, 20.0, 25.0, 30.0, 35.0, 40.0 and 50.0 amps
  • Standard Voltage Coils: DC - 6V, 12V; AC - 120V
  • Trip Free: All B-Series Circuit Breakers will trip on overload
  • Trip Indication: The operating Handle moves positively to the OFF position when an overload causes the breaker to trip
  • Auxiliary Switch Rating: SPDT; 10.1 AMPS - 250VAC,1.0A 65 VDC, 0.5A 80 VDC, 0.1 Amps - 125VAC
  • Insulation Resistance: Minimum of 100 Megohms at 500 VDC
  • Dielectric Strength: UL, CSA - 1500 V 50/60 Hz
  • Number of Poles: 1 - 6 poles at 30 Amps or less. 1 and 2 poles at 31 Amps thru 50 Amps
  • Internal Circuit Config: Series, (with or without auxiliary switch), Shunt and Relay with current or voltage trip coils, Dual Coil, Switch Only (with or without auxiliary switch)
  • Weight: Approximately 65 grams/pole
  • Standard Colors: Housing- Black; Actuator - See Ordering Scheme
  • Operating Temperature: -40° C to +85° C
  • Shock Withstands: 100 Gs, 6ms
  • Vibration Withstands: 0.060" excursion from 10-55 Hz
  • Moisture Resistance: Ten 24-hour cycles @ + 25°C to +65°C, 80-98% RH
  • Salt Spray: 90-95% RH @ 5% NaCl Solution, 96 hrs
  • Thermal Shock: Five cycles @ -55°C to +25°C to +85°C to +25°C

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Carling Technologies

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