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Square D MXF36400 - Molded Case 400A 3-Pole (600V Solid State)

Square D
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Square D MXF36400 is a 3-pole molded case circuit breaker from the Micrologic family, designed for solid-state protection of electrical systems. It is rated for 600V AC, 400A continuous current, and provides LSI (Long-Time, Short-Time, and Instantaneous) trip functions with a 65kA interrupting capacity at 480V. The unit features a bolt-on connection, weighs 50 lb, and measures 8.05 in (204.47 mm) deep, 8.27 in (210.06 mm) wide, and 12.86 in (326.64 mm) high. It complies with industry standards for industrial power distribution and is suitable for 3-phase applications requiring precise overcurrent protection. This breaker does not include lugs; consult a sales representative with wiring specifications for lug part numbers.

Key Features & Specifications
  • Type: Molded Case, Micrologic family, MXF series
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: Depth 8.05 in (204.47 mm), Width 8.27 in (210.06 mm), Height 12.86 in (326.64 mm)
  • Weight: 50 lb
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Solid State
  • AIC Rating: 65kA@480V
  • Functions: LSI - Long-Time, Short-Time and Instantaneous
  • Additional Info: This item does not include lugs. Contact a sales rep with wiring specs for lug part numbers.