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Siemens QJ23B175A02 - Molded Case Circuit Breaker 175A 3-Pole 240V

Siemens
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Siemens QJ23B175A02 is a Type QJ2 molded case circuit breaker designed for thermal-magnetic overcurrent protection in low voltage power distribution systems. This 3-pole, 3-phase unit is rated for 175A at 240VAC with a 10kA interrupting capacity at 240V, providing LI (Long-Time and Instantaneous) trip functions. The bolt-on connection design and compact construction allow for direct integration into panelboards and switchgear, with a weight of 4 lb. It complies with UL standards for industrial and commercial electrical installations. This breaker is suited for feeder and branch circuit protection in manufacturing plants, commercial buildings, and other facility power distribution networks.

Key Features & Specifications
  • Manufacturer: Siemens
  • Type: QJ2 Molded Case Circuit Breaker
  • Family: QJ Frame
  • Amperage Rating: 175A at 40 degrees C
  • Voltage Rating: 240VAC, 60Hz
  • Poles: 3
  • Phase: 3
  • Protection: Thermal Magnetic
  • Trip Unit Functions: LI - Long-Time and Instantaneous
  • Interrupting Rating: 10,000A at 240VAC (UL)
  • Connection: Bolt-On
  • Weight: 4 lb
  • Wire Size: 4 AWG to 300 MCM