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Westinghouse JA3090S - Molded Case 90A 600V 3-Pole

Westinghouse
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The Westinghouse JA3090S is a three-pole molded case circuit breaker from the JA Series, designed to provide overcurrent protection for electrical circuits. It features a thermal-magnetic trip mechanism with LI (Long-Time and Instantaneous) functions, rated for 90A at 600V AC, with an AIC rating of 22kA at 480V. This bolt-on unit weighs 19 lb and is constructed for robust industrial use, complying with applicable safety and performance standards. It is suitable for protecting branch circuits in commercial and industrial power distribution systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 22kA@480V
  • Connection: Bolt-On
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 19 lb


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