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Square D LGA36250U31X - Molded Case Circuit Breaker 250A 600V 3P

Square D
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Square D LGA36250U31X is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 250A current rating and a 600V AC voltage rating, housed within a compact L Frame measuring 340 mm x 140 mm x 110 mm (H x W x D) and weighing 17 lb. The breaker utilizes solid-state protection with Long-Time and Instantaneous (LI) trip functions, ensuring compliance with UL, CSA, NEMA, and IEC 60947-2 standards. Its I-Line style plug-in connection and lug terminals facilitate integration into panelboards, making it suitable for protecting feeders and branch circuits in commercial and industrial facilities.

Key Features & Specifications
  • Type: LGA, Molded Case, Solid State Protection with LI (Long-Time & Instantaneous) Trip
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Dimensions: 13.4 in (340 mm) H x 5.5 in (140 mm) W x 4.3 in (110 mm) D
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial Power Distribution, Feeder & Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: 3-Pole
  • Temp Rating: -2 to 70 °C (28 to 158 °F)
  • Phase: 3
  • AIC Rating: 35kA @ 480V
  • Connection: I-Line Style Plug-In, Lug Terminals
  • Poles: 3
  • Protection: Solid State
  • Functions: Long-Time, Instantaneous
  • Frame Size: L Frame
  • Wire Size: AWG 2 to 600 kcmil Copper; AWG 2 to 500 kcmil Aluminum
  • Certification: UL, CSA, NOM
  • Family: Powerpact
  • Country of Origin: United States


Product Identification
  • UPC: 785901564478
  • GTIN: 00785901564478