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Square D LE36450LS - Molded Case Circuit Breaker 450A 600V 3-Pole

Square D
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Square D LE36450LS is a 3-pole, 600-volt, 450-amp molded case circuit breaker from the Micrologic family, designed for reliable overload and short-circuit protection in industrial and commercial power distribution systems. It utilizes solid-state electronic trip technology with LS (Long-Time and Short-Time) protection functions to deliver precise current management and fault interruption. The breaker features an I-Line style plug-in connection for straightforward installation and a feed-thru configuration, with a weight of 40 lb. It complies with high-interrupt capacity standards, offering an AIC rating of 65 kA at 480V. This unit is suited for three-phase applications requiring robust and accurate circuit protection.

Key Features & Specifications
  • Manufacturer: Square D
  • Item Subcategory: Molded Case
  • Family: Micrologic
  • Type: LE
  • Weight: 40 lb
  • Functions: LS - Long-Time and Short-Time
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: I-Line Style Plug-In
  • Protection: Solid State
  • AIC rating: 65kA@480V
  • Phase: 3
  • Current Rating: 450A
  • Frame: 600A
  • Mounting Type: I-Line Style Plug-In
  • Protection Type: Solid State Electronic
  • Connection: Feed Thru
  • Trip Functions: LS (Long-Time and Short-Time)


Part Number: LE36450LS