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Square D LGP36400CU33X - Molded Case Circuit Breaker 400A 600V 3P

Square D
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Square D LGP36400CU33X is a molded case circuit breaker from the PowerPact family designed to provide reliable overcurrent and short-circuit protection for industrial power distribution systems. It features a 400A current rating and a 600V voltage rating, housed within a compact L-frame measuring 340 mm x 140 mm x 110 mm (H x W x D) and weighing 15 lb. This solid-state protection device with LSI (Long-Time, Short-Time, Instantaneous) functions is certified to UL, CSA, NOM, and IEC 60947-2 standards, ensuring compliance for robust three-phase applications. Its 35kA interrupting rating at 480V and bolt-on connection for conductors up to 500 kcmil make it suitable for main feeder and branch circuit protection in commercial and industrial panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Solid State Protection with LSI Functions
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • 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, Main Feeders, Branch Circuits
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Overcurrent, Short-Circuit
  • Functions: Long-Time, Short-Time, Instantaneous (LSI)
  • Frame Size: L Frame
  • Trip Type: Solid State
  • Wire Size: 2 x AWG 2/0 to 500 kcmil (Aluminium/Copper)
  • Certification: UL, CSA, NOM
  • AIC Rating: 35kA @ 480V
  • Weight: 15 lb
  • Family: PowerPact
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901981862
  • GTIN: 00785901981862