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Siemens HQJ3B125HL - 3-Pole 125A 240V Molded Case Breaker

Siemens
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Siemens HQJ3B125HL is a 3-pole molded case circuit breaker from the HQJH Series, designed to provide thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions for industrial power distribution systems. It is rated for 125A continuous current at 240V AC, with a high interrupting capacity of 100kA at 240V, and features a feed-thru connection configuration for straightforward line and load wiring. The unit weighs 4 lb and is constructed as a compact, three-phase breaker suitable for panelboard or switchboard installation. This breaker complies with applicable UL and NEMA standards for overcurrent protection in commercial and industrial environments. Typical applications include feeder protection in manufacturing facilities, data centers, and heavy machinery where reliable short-circuit and overload interruption is critical.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic, HQJH Series
  • Voltage Rating: 240V AC
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 100kA@240V
  • Connection: Feed-Thru
  • Protection: LI - Long-Time and Instantaneous
  • Weight: 4 lb
  • Functions: LI - Long-Time and Instantaneous
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Standards: UL 489, CSA C22.2 No. 5
  • Installation Type: Panelboard/Switchboard
  • Breaker Frame: HQJH


Product Identification
  • UPC: Not provided
  • GTIN: Not provided