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Square D MXF36450G - 3-Pole Molded Case 450A Breaker

Square D
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Square D MXF36450G is a 3-pole molded case circuit breaker from the Micrologic family, designed for solid-state protection with LSIG (Long-Time, Short-Time, Instantaneous and Ground Fault) functions. It is rated for 600V AC, 450A continuous current, and an AIC rating of 65kA at 480V, operating in a 3-phase system. The unit features a bolt-on connection, weighs 50 lb, and measures 8.05 in depth, 8.27 in width, and 12.86 in height. This breaker complies with industry standards for industrial power distribution and is typically applied in commercial and industrial electrical panels requiring precise, adjustable protection. Note that this item does not include lugs; lugs can be sourced separately based on wiring specifications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Micrologic family, solid state
  • Voltage Rating: 600V AC
  • Current Rating: 450A
  • 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
  • Functions: LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Solid State
  • AIC rating: 65kA@480V
  • Phase: 3
  • Standards: Industry standard for industrial power distribution
  • Applications: Commercial and industrial electrical panels requiring adjustable protection
  • Additional Info: This item does not include lugs. Lugs can be sourced separately based on wiring specifications.