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Square D LXI36400 - 400A 3-Pole Molded Case Circuit Breaker (600V)

Square D
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Square D LXI36400 is a 400A molded case circuit breaker from the Micrologic family, designed for solid-state protection with LSI (Long-Time, Short-Time, and Instantaneous Trip) functions. It operates at a voltage rating of 600V and a current rating of 400A, with a 3-pole configuration and an I-Line style plug-in connection. The unit weighs 41 lb and features a high interrupting capacity of 200kA at 480V for 3-phase systems. This breaker complies with industry standards for industrial power distribution, offering precise trip coordination in demanding environments. Typical applications include main or feeder protection in commercial and industrial switchboards, panelboards, and motor control centers.

Key Features & Specifications
  • Type: Molded Case
  • Voltage Rating: 600V
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3
  • Connection: I-Line Style Plug-In
  • Protection: Solid State
  • Functions: LSI - Long-Time, Short-Time and Instantaneous Trip
  • AIC rating: 200kA@480V
  • Weight: 41 lb
  • Family: Micrologic
  • Item Subcategory: Molded Case