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Westinghouse HKA3150W - 150A 3-Pole 600V Thermal Magnetic

Westinghouse
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Westinghouse HKA3150W Circuit Breaker - 150A 3-Pole 600V Thermal Magnetic The Westinghouse HKA3150W is a molded case circuit breaker from the MARK 75 family, designed for overcurrent protection in three-phase AC power distribution systems. This 150A, 600V AC, three-pole unit utilizes a thermal magnetic trip mechanism with LI (Long-Time and Instantaneous) functions and offers a high interrupting capacity of 35kA at 480V AC. The breaker features a bolt-on mounting configuration with load side lug terminals and weighs 19 lb, constructed within a KA frame size. It is engineered for reliable performance in industrial environments requiring robust circuit protection.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Item Subcategory: Molded Case
  • Family: MARK 75
  • Type: HKA
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 35kA@480V
  • Phase: 3
  • Current Rating: 150A
  • Weight: 19 lb
  • Frame Type: KA
  • Mounting Type: Bolt-On
  • Load Side Lug Terminals