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Siemens QJ3B150HA02 - 3-Pole Molded Case Circuit Breaker 150A

Siemens
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Siemens QJ3B150HA02 is a 3-pole molded case circuit breaker from the QJH Series designed for overload and short-circuit protection in commercial and industrial power distribution systems. It is rated for 150A at 240V AC with a 42kA interrupting capacity and utilizes a thermal magnetic trip unit providing LI (Long-Time and Instantaneous) protection functions. This bolt-on unit weighs 4 lb and features a compact, robust construction suitable for demanding electrical environments. It complies with industry standards for molded case circuit breakers and is engineered for reliable performance in 3-phase applications.

Key Features & Specifications
  • Manufacturer: Siemens
  • Item Subcategory: Molded Case
  • Family: QJH Series
  • Type: QJH
  • Weight: 4 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 240V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 42kA@240V
  • Phase: 3
  • Current Rating: 150A
  • Part Number: QJ3B150HA02
  • Amperage: 150A
  • Voltage: 240V AC
  • Mounting Type: Bolt-On
  • Interrupt Rating: 42kAIC
  • Frame: QJ
  • Series: QJH
  • Trip Unit: Thermal Magnetic
  • Protection Type: Overload and Short-Circuit
  • Application: Commercial and Industrial Power Distribution