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Square D LAL36400 - Molded Case Circuit Breaker 400A 600V 3P

Square D
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Square D LAL36400 is a molded case circuit breaker designed for providing reliable overcurrent protection in demanding three-phase industrial power distribution systems. It features a 400A current rating and a 600V voltage rating, housed within a compact 400A/LA frame with dimensions of 279.4 mm H x 152.4 mm W x 148.34 mm D and a weight of 16.451 lb. The breaker is constructed with a thermal-magnetic trip unit for long-time and instantaneous (LI) protection, utilizes lug terminals for feed-thru connection, and complies with CSA, IEC, and UL standards. Its 30kA interrupting capacity at 480V and compatibility with panelboards, switchboards, motor control centers, and busway plug-in units make it suitable for a wide range of industrial applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Standard, Thermal Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Frame Size: 400A/LA
  • Poles: 3
  • AIC Rating: 30kA @ 480V
  • Trip Functions: LI (Long-Time & Instantaneous)
  • Connection: Feed-Thru, Lug Terminal
  • Phase Connection: 3-Phase, ABC
  • Wire Size Range: 1/0 AWG Minimum, 250/600 MCM Maximum
  • Dimensions: 11 in H x 6 in W x 5.84 in D (279.4 mm x 152.4 mm x 148.34 mm)
  • Weight: 16.451 lb
  • Standards & Certification: CSA, IEC, UL Listed
  • Compatible Panel Types: Busway Plug-In Units, Combination Starters, Industrial Enclosures, Motor Control Centers, Panelboards, Switchboards
  • Manufacturer Family: LAL Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901426868
  • GTIN: 00785901426868