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Square D MHL36400V - MCCB 400A 600V 3-Pole

Square D
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Square D MHL36400V is a 3-pole molded case circuit breaker (MCCB) designed for feed-thru applications, providing reliable overcurrent protection in power distribution systems. It is rated for 400 amps at 600 VAC and 250 VDC, with a high interrupting capacity of 65kA at 480V. The unit features a thermal magnetic trip mechanism with LI (Long-Time and Instantaneous) functions, housed in an M Frame with dimensions of 12.86 in height, 8.27 in width, and 8.05 in depth, weighing 40 lb. This breaker complies with industry standards for industrial and commercial electrical systems. It is typically used in heavy-duty power distribution panels and switchboards requiring robust circuit protection.

Key Features & Specifications
  • Manufacturer: Square D
  • Item Subcategory: Molded Case
  • Family: MHL Series
  • Type: MHL
  • 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
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: M Frame
  • Voltage Rating: 600 VAC, 250 VDC
  • Poles: 3
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic
  • AIC rating: 65kA@480V
  • Phase: 3
  • Current Rating: 400 Amps
  • Type: Molded Case Circuit Breaker (MCCB)
  • Trip Unit: Thermal Magnetic
  • Interrupt Rating: 65kA at 480V
  • Mounting: Feed-Thru
  • Series/Frame: MHL Series