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Siemens HQJ23B125H - Molded Case Circuit Breaker 125A 3P (100kA AIC)

Siemens
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Siemens HQJ23B125H is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 125A continuous current rating and a 240V AC voltage rating, with a robust thermal-magnetic trip unit offering both long-time delay and instantaneous (LI) protection functions. The breaker is constructed with a three-pole bolt-on connection within the compact QJ frame, providing an interrupting capacity of 100kA at 240V AC to safeguard downstream equipment. This unit is engineered for compliance with relevant industry standards for safety and performance in demanding electrical environments, making it suitable for use in panelboards, switchboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 240V AC
  • Current Rating: 125A
  • Frame: QJ Family (HQJ2H Type)
  • Poles: 3
  • Phase: 3-Phase
  • AIC Rating: 100kA @ 240V AC
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Trip Type: Thermal-Magnetic
  • Connection: Bolt-On
  • Weight: 4 lb


Product Identification
  • UPC: 783643279230