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Westinghouse 504C740G07 - MCCB 175A 2-Pole 600V

Westinghouse
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Westinghouse 504C740G07 is a molded case circuit breaker from the MARK 75 family, designed for reliable overcurrent protection in low voltage distribution systems. This 2-pole, 1-phase unit is rated for 175A continuous current at 600V AC, with a 35kA interrupting capacity at 480V AC, and utilizes thermal magnetic protection with LI (Long-Time and Instantaneous) trip functions. It features a bolt-on connection type, weighs 26 lb, and is classified as Type HLA for compact industrial installations. The breaker complies with IEC 60947-2 standards for low voltage switchgear and controlgear. Typical applications include motor control centers, panelboards, and industrial power distribution systems requiring robust short-circuit and overload protection.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Part Number: 504C740G07
  • Type: Molded Case Circuit Breaker (MCCB)
  • Family: MARK 75
  • Type: HLA
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V AC
  • Current Rating: 175A
  • Poles: 2
  • Phase: 1
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 35kA@480V
  • Weight: 26 lb
  • Standards: IEC 60947-2


504C740G07