Siemens BQ3B09000S01 - 3P 90A Molded Case Circuit Breaker
Siemens BQ3B09000S01 - 3P 90A Molded Case Circuit Breaker

Siemens BQ3B09000S01 - 3P 90A Molded Case Circuit Breaker

Siemens
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Siemens BQ3B09000S01 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase electrical systems. It features a 90A current rating and a 240V AC voltage rating, housed within a compact, bolt-on frame measuring 4.724 x 3.937 x 3.937 inches and weighing 1.587 lb. This thermal-magnetic shunt trip breaker is constructed for operation in temperatures from -25°C to 70°C and complies with UL, CSA, and HACR standards. It is typically applied in industrial and commercial settings within Siemens panelboards, offering an interrupting capacity of 10kA at 240V for robust system protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Shunt Trip, Thermal-Magnetic Protection
  • Voltage Rating: 240V AC
  • Current Rating: 90A
  • Dimensions: 4.724" x 3.937" x 3.937" (120mm x 100mm x 100mm)
  • Standards: UL Listed, CSA Certified, HACR Rated
  • Applications: Industrial and Commercial Panelboards
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-on
  • Phase: 3
  • Poles: 3
  • AIC Rating: 10kA @ 240V
  • Connection: Bolt-on, Lug Terminal
  • Protection: Thermal-Magnetic with Long Time and Instantaneous Functions
  • Frame Size: 125A/BQ
  • Trip Type: Thermal-Magnetic
  • Panel Type: Siemens Panelboards
  • Breaker Type: Shunt Trip
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Wire Size: Minimum 2 AWG (Al) / 4 AWG (Cu), Maximum 1/0 AWG
  • MCM Size: Min. 8 AWG, Max. 4 AWG (Al) / 6 AWG (Cu)
  • Certification: UL, CSA, HACR
  • Family: BQ Series
  • Country of Origin: Mexico
  • Weight: 1.587 lb


Product Identification
  • UPC: 783643237902
  • GTIN: 00783643237902