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Siemens BQ2B050H - Molded Case Circuit Breaker 50A 2-Pole

Siemens
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Siemens BQ2B050H is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in electrical distribution systems. It features a 50A current rating and a voltage rating of 120/240V AC for single-phase applications. The breaker is constructed with a compact, bolt-on connection in a 2-pole configuration, measuring 2.756" x 1.969" x 3.937" (70mm x 50mm x 100mm) and weighing 0.595 lb, and it complies with key industry standards including UL, CSA, and HACR. This thermal-magnetic, high-interrupting capacity breaker is typically applied within Siemens panelboards for commercial and industrial power distribution.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, BQH Series, Thermal Magnetic Protection
  • Voltage Rating: 120/240V AC
  • Current Rating: 50A
  • Dimensions: 2.756" x 1.969" x 3.937" (70mm x 50mm x 100mm)
  • Standards: UL Listed, CSA Certified, HACR Rated
  • Applications: Commercial and Industrial Power Distribution in Siemens Panelboards
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-on
  • Phase: 1
  • AIC Rating: 22kA @ 240V
  • Connection: Bolt-on
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Frame Size: 125A/BQH
  • Breaker Type: High Interrupting Capacity
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Terminal Connection: Lug
  • MCM Size: Min. Wire Size 2 AWG (Al), 4 AWG (Cu); Max. Wire Size 1/0 AWG
  • Panel Type: Siemens Panelboards
  • Certification: CSA, HACR, UL
  • Weight: 0.595 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643161627
  • GTIN: 00783643161627
  • Family: BQ Series