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Siemens HGB2K050B - Molded Case Circuit Breaker, 50A, 2-Pole

Siemens
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Siemens HGB2K050B is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 50A current rating and a 600V AC voltage rating, housed within a compact, bolt-on GB2 frame measuring 2.87 x 1.969 x 4.988 inches (73 x 50 x 127 mm) and weighing 1.852 lb. This thermal magnetic breaker complies with UL, CSA, IEC, and NOM standards and is engineered for operation in temperatures from -25°C to 70°C. Its 35kA interrupting capacity at 480V AC makes it suitable for protecting feeders and branch circuits in panelboards and switchgear.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with LI (Long-Time and Instantaneous) trip functions
  • Voltage Rating: 600V AC
  • Current Rating: 50A
  • Dimensions: 2.87 x 1.969 x 4.988 inch (73 x 50 x 127 mm)
  • Standards: UL, CSA, IEC, NOM
  • Applications: Industrial and commercial panelboards, switchgear, feeder and branch circuit protection
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 1
  • AIC rating: 35kA @ 480V AC
  • Connection: Bolt-On
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: GB2 Frame
  • Trip Type: Thermal Magnetic
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Mounting: Panel Mount
  • Certification: UL, CSA, IEC, NOM
  • Terminal Connection: Bolt-On
  • Standards: UL 489, CSA C22.2 No. 5, IEC 60947-2, NOM
  • Family: GB2 Series
  • Country of Origin: Mexico
  • Weight: 1.852 lb


Product Identification
  • UPC: 804766339790
  • GTIN: 00804766339790