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Westinghouse MAY - Molded Case Breaker 250A 240V 3-Pole

Westinghouse
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Westinghouse MA Series MAY is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. This unit is rated for 240V AC, 250A continuous current, and provides a 100kA interrupting capacity at 240V AC with a thermal magnetic trip mechanism offering Long-Time and Instantaneous (LI) protection functions. The breaker features a bolt-on connection, weighs 5 lb, and is constructed for 3-phase applications. It complies with applicable industry standards for molded case circuit breakers. Typical applications include main or feeder protection in switchboards, panelboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, MA Series, MAY type, thermal magnetic operation
  • Voltage Rating: 240V AC
  • Current Rating: 250A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 100kA@240V
  • Connection: Bolt-On
  • Protection: Thermal Magnetic, LI (Long-Time and Instantaneous)
  • Weight: 5 lb
  • Functions: LI - Long-Time and Instantaneous


Product Identification
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