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Siemens QJ3B125HL - 125A 3-Pole Molded Case Breaker 240V

Siemens
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Siemens QJ3B125HL is a 3-pole molded case circuit breaker from the QJH Series, designed to provide thermal magnetic protection for electrical distribution systems. It is rated for 240V and 125A, with an interrupting capacity of 42kA at 240V, and utilizes LI (Long-Time and Instantaneous) trip functions for reliable overload and short circuit protection. The unit features a bolt-on mounting style and a feed-thru connection, weighing 4 lb, and is constructed for 3-phase applications. This circuit breaker complies with industry standards for molded case breakers, ensuring dependable performance in commercial and industrial environments. It is typically used in panelboards and distribution equipment requiring robust circuit protection.

Key Features & Specifications
  • Manufacturer: Siemens
  • Part Number: QJ3B125HL
  • Type: QJH
  • Amperage: 125 Amps
  • Voltage: 240 Volts
  • Poles: 3
  • Phase: 3
  • Mounting Type: Bolt-On
  • Connection: Feed-Thru
  • Trip Unit: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Interrupt Rating: 42kA at 240V
  • Series/Frame: QJ
  • Weight: 4 lb