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Siemens HGB2K045B - Molded Case Circuit Breaker, 45A 600V 2-Pole

Siemens
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Siemens HGB2K045B is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 45A current rating and a 600V voltage rating, suitable for single-phase applications. The compact, bolt-on unit is constructed with a durable molded case measuring 2.87 x 1.969 x 4.988 inches and weighing 1.852 lb, and it operates reliably within a temperature range of -25°C to 70°C (-13°F to 158°F). This breaker complies with UL, CSA, IEC, and NOM standards, ensuring adherence to international safety and performance requirements. It is typically applied in panelboards, switchboards, and industrial control panels where its 35kA interrupting capacity at 480V and thermal-magnetic protection with long-time and instantaneous (LI) functions are essential for safeguarding circuits.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, GB2 Series, Thermal Magnetic Protection with LI (Long-Time and Instantaneous) Functions
  • Voltage Rating: 600V AC
  • Current Rating: 45A
  • 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 and Commercial Panelboards, Switchboards, Control Panels
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On Connection
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 1
  • AIC rating: 35kA @ 480V
  • Connection: Bolt-On
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: GB2
  • Weight: 1.852 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 804766339783
  • GTIN: 00804766339783