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Square D MH36600CBA - Molded Case Circuit Breaker 600A 3-Pole

Square D
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Square D MH36600CBA is a 3-pole I-Line molded case circuit breaker from the M Frame family, designed for primary overcurrent protection in high-current industrial and commercial power distribution systems. It is rated for 600A continuous current at 600VAC, with a high interrupting capacity of 65kA at 480VAC for robust fault clearing. The unit measures 12.86 inches in height, 8.27 inches in width, and 8.05 inches in depth, weighing 40 lb, and features an I-Line style plug-in connection for direct mounting onto busway systems. This breaker complies with UL and CSA standards for safety and performance. Typical applications include main or feeder protection in switchboards, panelboards, and industrial control panels requiring reliable thermal-magnetic trip coordination.

Key Features & Specifications
  • Manufacturer: Square D
  • Item Subcategory: Molded Case
  • Family: I-Line
  • Type: MH
  • Poles: 3
  • Current Rating: 600A
  • Voltage Rating: 600V
  • Frame Size: M Frame
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • 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: 40 lb
  • Part Number: MH36600CBA
  • Standards: UL Listed, CSA Certified