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Siemens HKB3B800 - Molded Case Circuit Breaker 800A 600V

Siemens
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The Siemens HKB3B800 is a three-pole molded case circuit breaker from the HKB3 Series, designed for primary overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 800A continuous current, and delivers a 50kA interrupting capacity at 480V, with LI (Long-Time and Instantaneous) trip functions for thermal-magnetic protection. This bolt-on unit weighs 42 lb and features a compact, robust construction suitable for panelboard and switchboard installations. It complies with UL and NEMA standards for industrial safety and reliability. Typical applications include main or feeder protection in manufacturing plants, commercial facilities, and heavy machinery.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, HKB3 Series, Thermal-Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 800A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 50kA@480V
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Weight: 42 lb
  • Functions: Long-Time and Instantaneous trip
  • Standards: UL, NEMA
  • Applications: Industrial power distribution, feeder protection


Product Identification
  • UPC: Not specified
  • GTIN: Not specified