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Westinghouse LA3125S - 3 Pole 125A Thermal Magnetic (600V)

Westinghouse
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Westinghouse LA3125S Circuit Breaker - 3 Pole 125A Thermal Magnetic (600V) The Westinghouse LA3125S is a 3-pole molded case circuit breaker designed for overcurrent protection in low voltage distribution systems. This unit is rated for 125 amps at 600 volts AC, with an interrupting capacity of 30kA at 480V AC, and utilizes a thermal magnetic trip mechanism for long-time and instantaneous (LI) fault response. The breaker features a bolt-on mounting configuration, weighs 29 lb, and is constructed as part of the LA Series family for robust industrial use. It complies with applicable industry standards for molded case circuit breakers, ensuring reliable performance in demanding environments. Typical applications include service entrance, panelboard, and switchboard protection in commercial and industrial power systems.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Model: LA3125S
  • Type: LA
  • Item Subcategory: Molded Case
  • Family: LA Series
  • Poles: 3
  • Current Rating: 125A
  • Voltage Rating: 600V
  • Interrupting Rating: 30kA at 480V AC
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Phase: 3
  • Weight: 29 lb