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Siemens HQJ2H - Molded Case Breaker 240V 175A 3-Pole

Siemens
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Siemens HQJ2H is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 240V AC, 175A continuous current, and provides a 100kA interrupting capacity at 240V AC through thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. The unit weighs 4 lb, features a bolt-on connection, and is constructed within the QJ frame family with a Type HQJ2H designation. This breaker complies with applicable UL and NEMA standards for molded case circuit breakers. It is typically used in panelboards, switchboards, and motor control centers requiring high fault current interruption in three-phase systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, LI (Long-Time and Instantaneous) trip
  • Voltage Rating: 240V AC
  • Current Rating: 175A
  • Poles: 3
  • Phase: 3
  • AIC rating: 100kA@240V
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Family: QJ Frame
  • Type: HQJ2H
  • Weight: 4 lb
  • Additional Info: complete with 120/240V shunt trip
  • Item Subcategory: Molded Case


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