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Square D LHF36400V - 400A 3-Pole Molded Case Breaker

Square D
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Square D LHF36400V is a three-pole, 400A molded case circuit breaker from the LHF Series, designed for overcurrent protection in industrial power distribution systems. It operates at a maximum voltage rating of 600V and a current rating of 400A, with an interrupting capacity of 35kA at 480V. The unit features a bolt-on connection, an L Frame size, and thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions, measuring 12.5 inches in height, 6 inches in width, and 4 inches in depth, weighing 20 lb. This circuit breaker is suitable for use in three-phase systems and complies with industry standards for molded case breakers. It is typically applied in industrial settings requiring reliable overcurrent protection for motors, transformers, and distribution panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, L Frame, Thermal-Magnetic
  • Voltage Rating: 600V
  • Current Rating: 400A
  • Dimensions: Depth 4 in (101.60 mm), Width 6 in (152.40 mm), Height 12.5 in (317.50 mm)
  • Weight: 20 lb
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC Rating: 35kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: L Frame
  • Additional Info: This item does not include lugs. For lugs, contact a sales representative with wiring specifications.


Product Identification
  • UPC: Not provided
  • GTIN: Not provided