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Siemens KPB3B100 - Molded Case Breaker 1000A 600V

Siemens
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The Siemens KPB3B100 is a 3-pole molded case circuit breaker from the KPB Series, designed to provide primary overcurrent protection through its thermal-magnetic trip mechanism with LI (Long-Time and Instantaneous) functions. It is rated for 600V AC, 1000A continuous current, and delivers a 30kA interrupting capacity at 480V, making it suitable for high-demand industrial power distribution systems. This bolt-on unit weighs 65 lb and features a compact, robust construction for panelboard or switchboard installation. The breaker complies with applicable UL and NEMA standards for molded case circuit breakers. Typical applications include main or feeder protection in commercial and industrial electrical systems requiring reliable short-circuit and overload protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, KPB Series, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 1000A
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic (LI - Long-Time and Instantaneous)
  • AIC rating: 30kA@480V
  • Phase: 3
  • Weight: 65 lb
  • Functions: LI - Long-Time and Instantaneous
  • Item Subcategory: Molded Case
  • Family: KPB Series
  • Type: KPB


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