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Westinghouse FB21550MRL - Molded Case 100A 600V 2-Pole

Westinghouse
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Westinghouse FB21550MRL Circuit Breaker is a molded case circuit breaker from the AB DE-ION family, designed for instantaneous magnetic-only protection in industrial power distribution systems. It is rated for 100A continuous current at 600V AC, with a 14kA interrupting capacity at 480V AC. This 2-pole, 1-phase unit features a feed-thru connection and weighs 6 lb, constructed for robust overcurrent protection without thermal delay. It complies with industry standards for molded case breakers, ensuring reliable performance in demanding environments. Typical applications include motor control centers, panelboards, and switchgear requiring instantaneous trip response.

Key Features & Specifications
  • Type: Molded Case, Magnetic Only
  • Voltage Rating: 600V AC
  • Current Rating: 100A
  • Poles: 2
  • Phase: 1
  • AIC Rating: 14kA@480V
  • Connection: Feed-Thru
  • Protection: Magnetic Only
  • Functions: I - Instantaneous
  • Family: AB DE-ION
  • Weight: 6 lb
  • Standards: Industry standard molded case breaker compliance
  • Applications: Industrial power distribution, motor control, panelboards


Product Identification
  • UPC: 78364315851