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Westinghouse JB21250M - Molded Case 250A 600V 2-Pole

Westinghouse
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Westinghouse JB21250M is a molded case circuit breaker from the AB DE-ION family, designed for instantaneous magnetic-only protection of electrical circuits. This 2-pole unit is rated for 600V AC, 250A continuous current, and provides an interrupting capacity of 22kA at 480V in a single-phase configuration. The breaker features a feed-thru connection type, weighs 17 lb, and is constructed with a compact molded case housing for robust industrial environments. It complies with applicable industry standards for overcurrent protection in commercial and industrial power distribution systems. Typical applications include motor control centers, switchboards, and panelboards requiring selective coordination and high fault current interruption.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, AB DE-ION family
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Poles: 2
  • Phase: 1
  • AIC Rating: 22kA@480V
  • Connection: Feed-Thru
  • Protection: Magnetic Only (Instantaneous)
  • Functions: I - Instantaneous
  • Weight: 17 lb
  • Installation Type: Fixed
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Standards: UL 489, CSA C22.2
  • Applications: Motor control, switchboards, panelboards, industrial power distribution


Product Identification
  • UPC: Not available
  • GTIN: Not available