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Siemens HGB2K125B - Molded Case Circuit Breaker, 125A 600V 2-Pole

Siemens
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Siemens HGB2K125B is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial electrical systems. It features a 125A current rating and a 600V voltage rating, housed within a compact, durable molded case measuring 2.87 x 1.969 x 4.988 inches and weighing 1.852 lb. The breaker is certified to UL, CSA, IEC, and NOM standards and operates effectively across a wide temperature range from -25°C to 70°C. Its 35kA interrupting capacity at 480V makes it suitable for protecting feeders and branch circuits in commercial and industrial panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Dimensions: 2.87 x 1.969 x 4.988 inch (72.9 x 50.0 x 126.7 mm)
  • Standards: UL, CSA, IEC, NOM
  • Applications: Industrial Feeder and Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 1
  • Voltage: 600V
  • Amperage: 125A
  • AIC rating: 35kA @ 480V
  • Connection: Bolt-On
  • Poles: 2
  • Protection: Thermal Magnetic
  • Frame Size: GB2
  • Trip Type: Thermal Magnetic
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Mounting: Panel Mount
  • Hz: 50/60 Hz
  • Certification: UL, CSA, IEC, NOM
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Bolt-On
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single Phase
  • Standards: UL 489, CSA C22.2 No. 5, IEC 60947-2, NOM
  • Breaker Frame: GB2 Series
  • Operating Temperature Maximum Celsius: 70°C
  • Weight: 1.852 lb (0.84 kg)


Product Identification
  • UPC: 804766339868
  • GTIN: 00804766339868