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Square D MX36300 - Molded Case Circuit Breaker 300A 600V 3-Pole

Square D
Price
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Square D MX36300 is a 3-pole molded case circuit breaker from the I-Line family, designed for overcurrent and short-circuit protection in industrial and commercial power distribution systems. It is rated for 600V and 300A, utilizing solid-state LSI (Long-Time, Short-Time and Instantaneous) protection to manage a range of fault conditions. The breaker measures 12.86 inches in height, 8.27 inches in width, and 8.05 inches in depth, weighing 50 lb, and features an I-Line style plug-in connection for flexible mounting in compatible enclosures. It complies with industry standards for high-fault applications, offering an interrupting capacity of 65kA at 480V. This unit is suited for three-phase power systems requiring precise, adjustable protection settings.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Square D
  • Family: I-Line
  • Type: MX
  • Poles: 3
  • Voltage Rating: 600V
  • Current Rating: 300A
  • Protection: Solid State
  • Functions: LSI - Long-Time, Short-Time and Instantaneous
  • Connection: I-Line Style Plug-In
  • AIC rating: 65kA@480V
  • Phase: 3
  • 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