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Westinghouse JA3125 - Molded Case Circuit Breaker 125A 600V 3-Pole

Westinghouse
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Westinghouse JA3125 is a three-pole molded case circuit breaker from the JA Series, designed for thermal-magnetic overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 125A continuous current, and provides Long-Time and Instantaneous (LI) trip functions with a 22kA interrupting capacity at 480V AC, operating on a three-phase system with a bolt-on connection. The unit weighs 19 lb and features a compact molded case construction suitable for panelboard mounting. This breaker complies with applicable UL and NEMA standards for industrial circuit protection. Typical applications include feeder and branch circuit protection in manufacturing plants, commercial buildings, and heavy machinery.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, Bolt-On
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 22kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Family: JA Series
  • Weight: 19 lb
  • Manufacturer: Westinghouse


Product Identification
  • UPC: Not specified
  • GTIN: Not specified