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Square D LAP36400V - Molded Case Circuit Breaker 400A 600V

Square D
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Square D LAP36400V is a 3-pole L-frame molded case circuit breaker designed for industrial and commercial power distribution systems requiring reliable overload and short-circuit protection. This 400-amp unit mount breaker operates at 600VAC with a 30kA interrupting capacity at 480VAC and features LI (Long-Time and Instantaneous) trip functions using thermal-magnetic technology. The bolt-on connection breaker weighs 20 lb and is constructed with a compact L Frame design for efficient panel installation. It is UL Listed and CSA certified for compliance with North American electrical safety standards. Typical applications include main feeder protection, distribution panelboards, and motor control centers in heavy industrial environments.

Key Features & Specifications
  • Manufacturer: Square D
  • Model: LAP36400V
  • Type: LAP
  • Family: LAP Series
  • Item Subcategory: Molded Case
  • Current Rating: 400A
  • Voltage Rating: 600VAC
  • Poles: 3
  • Phase: 3
  • Frame Size: L Frame
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Interrupting Rating: 30kA at 480VAC
  • Weight: 20 lb
  • Mounting Type: Unit Mount
  • Certifications: UL Listed, CSA
  • Dimensions: 11 inches H x 6 inches W x 5.84 inches D