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Westinghouse 504C740G03 - Molded Case 90A 600V

Westinghouse
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Westinghouse 504C740G03 is a 2-pole molded case circuit breaker from the MARK 75 family, designed for overload and short-circuit protection in power distribution systems. It is rated for 600V and 90A, providing thermal magnetic protection with LI (Long-Time and Instantaneous) trip functions. The unit weighs 26 lb, features a bolt-on connection, and is built on an HLA frame for single-phase applications. It complies with industry standards for industrial and commercial use, offering an interrupting capacity of 35kA at 480V. This breaker is suitable for protecting branch circuits and equipment in manufacturing facilities, commercial buildings, and utility panels.

Key Features & Specifications
  • Type: Molded Case
  • Family: MARK 75
  • Frame Type: HLA
  • Poles: 2
  • Voltage Rating: 600V
  • Current Rating: 90A
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • AIC Rating: 35kA@480V
  • Phase: 1
  • Weight: 26 lb


504C740G03