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Westinghouse HLB3125TV - 3-Pole Circuit Breaker 125A 600V

Westinghouse
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The Westinghouse HLB3125TV is a 3-pole molded case circuit breaker designed for industrial power distribution, providing LI (Long-Time and Instantaneous) protection via a thermal magnetic trip unit. Rated for 125 amperes at 600V AC, this unit delivers an interrupting capacity of 35kAIC at 480V and is engineered for panel mount installation with a weight of 2 lb. Its construction features an interchangeable trip mechanism and compatibility with LB and HLB frames within the MARK 75 family. The breaker complies with UL listing standards for reliable performance in demanding environments. Typical applications include industrial switchboards, motor control centers, and feeder circuits requiring robust overcurrent protection.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Item Subcategory: Trip Units & Programmers
  • Family: MARK 75
  • Type: HLB
  • Weight: 2 lb
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V AC
  • Poles: 3
  • Amperage: 125A
  • Protection: Thermal Magnetic
  • Compatible Frames: LB, HLB
  • Mounting Type: Panel Mount
  • Interrupt Rating: 35kAIC @ 480V
  • Interchangeable Trip: Yes
  • UL Listed: Yes


Part Number: HLB3125TV