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Westinghouse 373B237G01 - Molded Case 400A 600V 2-Pole Thermal Magnetic

Westinghouse
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Westinghouse 373B237G01 Circuit Breaker - Molded Case 400A 600V 2-Pole Thermal Magnetic The Westinghouse 373B237G01 is a 2-pole molded case circuit breaker from the MARK 75 family, designed to provide long-time and instantaneous (LI) protection against overloads and short circuits. This unit is rated for 400A continuous current at 600VAC, with an interrupting capacity of 30kA at 480V, ensuring reliable fault interruption in industrial power systems. The breaker features a bolt-on connection and thermal-magnetic protection mechanism, housed in a compact frame weighing 22 lb for straightforward panel installation. It complies with applicable industry standards for molded case circuit breakers, making it suitable for use in switchboards, panelboards, and motor control centers. Typical applications include primary feeder protection, branch circuit protection, and equipment disconnecting means in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic, 2-Pole
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Poles: 2
  • Connection: Bolt-On
  • Protection: Thermal Magnetic (LI - Long-Time and Instantaneous)
  • AIC Rating: 30kA@480V
  • Phase: 1
  • Weight: 22 lb
  • Family: MARK 75
  • Type: HLA
  • Functions: LI - Long-Time and Instantaneous


Product Identification
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