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Westinghouse 547986 - Molded Case 400A 3-Pole (240V)

Westinghouse
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Westinghouse 547986 Circuit Breaker - Molded Case 400A 3-Pole (240V Thermal Magnetic) The Westinghouse 547986 is a 3-pole molded case circuit breaker from the MA Series, type MAY, designed for overcurrent protection in industrial and commercial power distribution systems. It is rated for 400A continuous current at 240V AC, with a thermal magnetic trip unit providing LI (Long-Time and Instantaneous) protection functions. This bolt-on breaker weighs 17.54 lb and features a 100kA interrupting capacity at 240V AC for robust fault current handling. It complies with industry standards for molded case circuit breakers and is suitable for 3-phase applications requiring reliable overload and short circuit protection.

Key Features & Specifications
  • Type: Molded Case
  • Family: MA Series
  • Type: MAY
  • Weight: 17.54 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 240V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 100kA@240V
  • Phase: 3
  • Current Rating: 400A


Product ID: 547986