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Westinghouse 1256C10G14 - Molded Case Breaker 350A 600V 3-Pole

Westinghouse
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Westinghouse MARK 75 HLA 1256C10G14 is a three-pole molded case circuit breaker designed for LI (Long-Time and Instantaneous) protection in industrial power distribution systems. It is rated for 600V AC, 350A continuous current, with a 35kA interrupting capacity at 480V AC, and operates on a three-phase system. This bolt-on unit weighs 29 lb and utilizes thermal-magnetic trip technology for reliable overcurrent protection. It complies with industry standards for molded case circuit breakers, suitable for heavy-duty industrial applications requiring robust fault interruption and selective coordination.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic, LI (Long-Time and Instantaneous) protection
  • Voltage Rating: 600V AC
  • Current Rating: 350A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 35kA @ 480V AC
  • Connection: Bolt-On
  • Weight: 29 lb
  • Family: MARK 75
  • Type: HLA
  • Functions: LI - Long-Time and Instantaneous
  • Protection: Thermal Magnetic


Product Identification
  • Manufacturer: Westinghouse
  • Model: 1256C10G14