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Square D LAL26400 - Molded Case Circuit Breaker 400A 600V (30kA AIC)

Square D
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Square D LAL26400 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in demanding industrial electrical systems. It features a 400A current rating and a 600V voltage rating, housed within a compact 400A/LA frame measuring 279.4 mm H x 152.4 mm W x 148.34 mm D and weighing 14.5 lb. This thermal-magnetic, two-pole breaker is CSA, IEC, and UL Listed, ensuring compliance with key industry standards for safety and performance. Its typical applications include integration into panelboards, switchboards, motor control centers, industrial enclosures, combination starters, and busway plug-in units.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 600V
  • Current Rating: 400A
  • Frame Size: 400A/LA
  • Poles: 2
  • Phase: 1
  • AIC Rating: 30kA @ 480V
  • Connection: Bolt-On
  • Terminal Connection: Lug
  • Wire Size Compatibility: 1/0 AWG to 250 kcmil (Aluminium/Copper) and 600 kcmil (Aluminium/Copper)
  • Standards & Certification: CSA, IEC, UL Listed
  • Dimensions: 279.4 mm H x 152.4 mm W x 148.34 mm D (11 in x 6 in x 5.84 in)
  • Weight: 14.5 lb
  • Panel Type: Busway Plug-In Units, Combination Starters, Industrial Enclosures, Motor Control Centers, Panelboards, Switchboards
  • Breaker Type: Standard
  • Phase Connection: Not Applicable
  • Country of Origin: Mexico
  • Family: LAL Series


Product Identification
  • UPC: 785901426523
  • GTIN: 00785901426523