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Square D LGL36400CU33X - Molded Case 400A 600V 3-Pole

Square D
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Schneider Electric Square D LGL36400CU33X is a Powerpact L Frame molded case circuit breaker designed for 400A, 600V three-phase power distribution protection. It utilizes a solid-state Micrologic 3.3S electronic trip unit with LSI (Long-Time, Short-Time and Instantaneous) functions, providing adjustable protection settings and a 100% rated continuous current capacity. This 3-pole breaker measures 13.4 in (340 mm) x 5.5 in (140 mm) x 4.3 in (110 mm) and weighs 15 lb, featuring a lug terminal connection and feed-thru configuration with a wire size range of 2 x AWG 2/0 to 500 kcmil aluminum/copper. It is certified to UL, CSA, NEMA, NOM-003-SCFI-2000, and IEC 60947-2 standards, with an AIC rating of 35kA at 480V and an operating temperature range of 28-158 °F (-2-70 °C). This breaker is suited for demanding industrial power distribution applications requiring reliable overcurrent protection.

Key Features & Specifications
  • Manufacturer: Schneider Electric
  • Item Subcategory: Molded Case
  • Family: Powerpact
  • Country of Origin: Mexico
  • Type: LGL
  • Amperage: 400A
  • Voltage Rating: 600VAC
  • Poles: 3
  • Frame/Series: PowerPact L
  • Trip Unit: Micrologic 3.3S electronic trip
  • Protection: Solid State
  • Functions: LSI - Long-Time, Short-Time and Instantaneous
  • Breaker Type: 100% rated
  • Phase: 3
  • Terminal Connection: Lug
  • Connection: Feed-Thru
  • Wire Size: 2 x AWG 2/0...500 kcmil aluminium/copper
  • Dimensions: 13.4 in (340 mm) x 5.5 in (140 mm) x 4.3 in (110 mm) (Height x Width x Depth)
  • Weight: 15 lb
  • Interrupt Rating: 18kA at 600VAC
  • AIC rating: 35kA@480V
  • Mounting Type: Unit Mount
  • Temp Rating: 28-158 °F (-2-70 °C)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Certification: UL, CSA, NOM


Product Identification
  • UPC: 78590148683
  • GTIN: 00785901486831