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Square D LDL36600U31X - Molded Case Circuit Breaker, 600A 600V 3P

Square D
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Square D LDL36600U31X is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 600A 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 17.099 lb. This solid-state protection device with LI (Long-time and Instantaneous) trip functions is certified to UL, CSA, NOM, and IEC 60947-2 standards, ensuring compliance for demanding applications. Its feed-thru lug connection accommodates wire sizes from 2/0 AWG to 500 kcmil for both copper and aluminum conductors, making 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, LDL Type, L Frame
  • Voltage Rating: 600V AC
  • Current Rating: 600A
  • Dimensions: 13.4 in (340 mm) x 5.5 in (140 mm) x 4.3 in (110 mm) (H x W x D)
  • Weight: 17.099 lb
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial Power Distribution, Main Feeder & Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • Poles: 3
  • AIC rating: 18kA @ 480V
  • Connection: Feed-Thru
  • Terminal Connection: Lug
  • Protection: Solid State
  • Functions: LI - Long-Time and Instantaneous Trip
  • Frame Size: L Frame
  • Trip Type: Solid State
  • Wire Size: 2 x AWG 2/0...500 kcmil aluminium/copper
  • MCM Size: Min. Wire Size (2) 2/0 AWG (Cu/Al) Max. Wire Size 500 kcmil (Cu/Al)
  • Temp Rating: 28-158 °F (-2-70 °C)
  • Certification: UL, CSA, NOM
  • Family: Powerpact
  • Country of Origin: United States


Product Identification
  • UPC: 785901626701
  • GTIN: 00785901626701