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Siemens QJ23B175HA01 - Molded Case Circuit Breaker 175A 3-Pole

Siemens
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Siemens QJ23B175HA01 is a 3-pole molded case circuit breaker from the QJ Frame family, designed for thermal-magnetic protection in three-phase power distribution systems. It is rated for 175A at 240V AC with a 42kA interrupting capacity at 240V, utilizing LI (Long-Time and Instantaneous) trip functions for precise overload and short-circuit response. This bolt-on unit weighs 4 lb and features a QJ2H type construction for secure panel mounting in commercial and industrial environments. The breaker complies with industry standards for molded case circuit breakers, ensuring reliable performance in demanding electrical applications. It is typically applied in three-phase commercial and industrial power distribution systems requiring robust overcurrent protection.

Key Features & Specifications
  • Manufacturer: Siemens
  • Model: QJ23B175HA01
  • Type: QJ2H
  • Item Subcategory: Molded Case
  • Family: QJ Frame
  • Amperage: 175A
  • Voltage: 240V AC
  • Poles: 3
  • Phase: 3
  • Mounting Type: Bolt-On
  • Interrupt Rating: 42kA at 240V
  • Protection: Thermal Magnetic
  • Trip Functions: Long-Time and Instantaneous (LI)
  • Weight: 4 lb
  • Terminal Type: Load Side Lug