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Siemens HQJ3B125H00S01 - Molded Case Circuit Breaker 125A 3-Pole 240V

Siemens
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Siemens HQJ3B125H00S01 is a 3-pole, 125A molded case circuit breaker from the HQJH series, designed for overload and short-circuit protection in commercial and industrial power distribution systems. It operates at 240V AC with a thermal magnetic trip unit providing LI (Long-Time and Instantaneous) functions, and features a high interrupting capacity of 100kA at 240V for robust fault handling. The unit weighs 4 lb, utilizes a bolt-on connection for secure mounting, and is equipped with a 120/240V shunt trip for remote tripping capability. It is suitable for 3-phase applications and complies with industry standards for reliable performance in demanding environments. This breaker is typically used in panelboards and switchboards for main or branch circuit protection in commercial and light industrial settings.

Key Features & Specifications
  • Type: HQJH
  • Amperage: 125A
  • Voltage: 240V AC
  • Poles: 3
  • Phase: 3
  • Mounting Type: Bolt-On
  • Interrupt Rating: 100kA @ 240V
  • Series/Frame: HQJH
  • Trip Unit: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Shunt Trip: 120/240V
  • Weight: 4 lb
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Additional Info: complete with 120/240V shunt trip