Siemens BQD120 - Molded Case Breaker 20A 1P 277V
Siemens BQD120 - Molded Case Breaker 20A 1P 277V
Siemens BQD120 - Molded Case Breaker 20A 1P 277V
Siemens BQD120 - Molded Case Breaker 20A 1P 277V
Siemens BQD120 - Molded Case Breaker 20A 1P 277V
Siemens BQD120 - Molded Case Breaker 20A 1P 277V
Siemens BQD120 - Molded Case Breaker 20A 1P 277V
Siemens BQD120 - Molded Case Breaker 20A 1P 277V

Siemens BQD120 - Molded Case Breaker 20A 1P 277V

Siemens
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Siemens BQD120 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in single-phase electrical systems. It features a 20A current rating and a 277V AC voltage rating, housed within a compact, bolt-on frame measuring 1" x 4.49" x 4.49" and weighing 0.584 lb. The breaker is constructed with thermal-magnetic trip technology for both long-time delay and instantaneous (LI) protection, ensuring compliance with UL 491 and CSA C22.2 standards. It is engineered for an interrupting capacity of 14kA at 277V and operates within a temperature range of -25°C to 70°C, making it suitable for use in Siemens P1 panelboards for commercial and light industrial branch circuit applications.

Key Features & Specifications
  • Type: Molded Case, Thermal-Magnetic Protection, Standard Breaker
  • Voltage Rating: 277V AC
  • Current Rating: 20A
  • Frame Size: 100A/BQD
  • AIC Rating: 14kA @ 277V
  • Poles: 1
  • Phase: 1
  • Connection: Bolt-on
  • Terminal Connection: Lug
  • MCM Size / Wire Range: Min. 12 AWG (Al) / 14 AWG (Cu), Max. 6 AWG
  • Functions: LI (Long-Time and Instantaneous)
  • Dimensions: 1 in H x 4.49 in W x 4.49 in D
  • Weight: 0.584 lb
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Standards & Certification: UL 491, CSA C22.2
  • Panel Type: Siemens P1 Panelboards
  • Country of Origin: Mexico
  • Family: BQD Series


Product Identification
  • UPC: 783643277090
  • GTIN: 00783643277090