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Westinghouse HNB3700 - Molded Case Circuit Breaker 700A 600V 3-Pole

Westinghouse
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The Westinghouse HNB3700 is a three-pole molded case circuit breaker from the MARK 75 family, designed to provide overcurrent protection through a thermal magnetic trip mechanism. It is rated for 700A at 600VAC, with an interrupting capacity of 35kA at 480V, and features LI (Long-Time and Instantaneous) protection functions. The unit utilizes a bolt-on connection and weighs 61 lb, constructed for robust industrial service. This breaker complies with applicable industry standards for electrical distribution systems. It is typically applied in commercial and industrial power distribution panels requiring high-current, three-phase protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 600V
  • Current Rating: 700A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 35kA@480V
  • Connection: Bolt-On
  • Protection: LI - Long-Time and Instantaneous
  • Family: MARK 75
  • Weight: 61 lb


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