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Siemens HGB3K090B - Molded Case Circuit Breaker, 90A, 600V, 3-Pole

Siemens
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Siemens HGB3K090B is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial electrical systems. It features a 90A current rating and a 600V voltage rating, housed within a compact GB2 frame measuring 2.87" x 2.961" x 4.988" (73mm x 75mm x 127mm) and weighing 2.756 lb. The breaker is constructed for bolt-on connection, offers thermal-magnetic protection with long-time and instantaneous (LI) functions, and complies with UL, CSA, IEC, and NOM standards for safety and interoperability. Its 35kA interrupting rating at 480V and operational temperature range of -25°C to 70°C make it suitable for protecting feeders and branch circuits in panelboards, switchboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, GB2 Series, Thermal-Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Dimensions: 2.87" W x 2.961" D x 4.988" H (73mm x 75mm x 127mm)
  • Standards: UL, CSA, IEC, NOM
  • Applications: Industrial Feeder and Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 3-Phase
  • AIC Rating: 35kA @ 480V AC
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal-Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: GB2 Frame
  • Certification: UL, CSA, IEC, NOM
  • Weight: 2.756 lb


Product Identification
  • UPC: 804766339981
  • GTIN: 00804766339981