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Siemens QJ3B100HL - 100A 3-Pole Molded Case Breaker 240V

Siemens
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Siemens QJ3B100HL is a 3-pole molded case circuit breaker from the QJH Series, designed to provide overcurrent protection through its LI (Long-Time and Instantaneous) trip functions. This thermal magnetic breaker is rated for 240V AC, 100A continuous current, and delivers a 42kA interrupting capacity at 240V, ensuring robust fault clearing in three-phase systems. The unit features a feed-thru connection style, weighs 4 lb, and is constructed for reliable industrial service. It complies with applicable UL and NEMA standards for molded case circuit breakers. Typical applications include branch circuit protection in commercial and industrial power distribution panels, motor control centers, and switchboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, QJH Series, Thermal Magnetic, LI Trip
  • Voltage Rating: 240V AC
  • Current Rating: 100A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 42kA@240V
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 4 lb
  • Standards: UL, NEMA
  • Applications: Commercial and industrial power distribution, motor control centers, switchboards