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QJH23B175A02

Siemens
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Siemens QJH23B175A02 is a 3-pole molded case circuit breaker from the QJ Frame family, designed for thermal-magnetic overcurrent protection with long-time and instantaneous (LI) trip functions. This 175-amp unit operates at 240V with a 22kA interrupting capacity at 240V, supporting 3-phase power distribution systems. The breaker features a bolt-on mounting connection and a non-interchangeable trip unit, with a weight of 4 lb for compact installation. It is engineered for reliable low voltage protection in compliance with industry standards for molded case circuit breakers. Typical applications include industrial and commercial power distribution requiring high fault current interruption.

Key Features & Specifications
  • Manufacturer: Siemens
  • Part Number: QJH23B175A02
  • Item Subcategory: Molded Case
  • Family: QJ Frame
  • Type: QJH2
  • Poles: 3
  • Current Rating: 175A
  • Voltage Rating: 240V
  • Phase: 3
  • Interrupt Rating: 22kA at 240V
  • Protection: Thermal Magnetic
  • Trip Unit: Thermal Magnetic, Non-Interchangeable
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Mounting Type: Bolt-On
  • Weight: 4 lb


Siemens QJH23B175A02 - Molded Case Circuit Breaker 175A 240V