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Square D LHP36400-BLACK - Molded Case Circuit Breaker 400A 600V 3P

Square D
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Square D LHP36400-BLACK is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 400A current rating and a 600V voltage rating, engineered to interrupt faults with an interrupting capacity of 35kA at 480V AC. The unit is constructed with a robust L-frame, measures 28.98 in (73.6 cm) in depth, 15.43 in (39.2 cm) in width, and 17.01 in (43.2 cm) in height, and utilizes a three-pole, bolt-on connection for secure installation. Its thermal-magnetic protection mechanism provides combined long-time and instantaneous (LI) trip functions for comprehensive circuit protection, ensuring compliance with industry standards for electrical safety and performance in demanding environments.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, LHP Series, Thermal-Magnetic Protection with Long-Time and Instantaneous (LI) Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: 28.98 in D x 15.43 in W x 17.01 in H (73.6 cm x 39.2 cm x 43.2 cm)
  • Weight: 20 lb
  • Standards: Industry standards for electrical safety and performance
  • Applications: Industrial power distribution, panelboards, switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Phase: 3
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: L Frame
  • AIC rating: 35kA@480V
  • Item Subcategory: Molded Case


Product Identification
  • Manufacturer Part Number: LHP36400-BLACK
  • Family: LHP Series