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Square D MHL3640025DC1679 - Molded Case 400A 600V 3-Pole

Square D
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Square D MHL3640025DC1679 is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 400A continuous current, and provides a 20kA interrupting capacity at 500V AC. The unit features a three-pole, three-phase configuration with a thermal magnetic trip mechanism offering LI (Long-Time and Instantaneous) protection functions, housed in an M Frame with feed-thru connections and dimensions of 8.05 in depth, 8.27 in width, and 12.86 in height, weighing 55 lb. It complies with industry standards for molded case circuit breakers and is suitable for use in switchboards, panelboards, and motor control centers requiring reliable overcurrent protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, LI Protection
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: Depth 8.05 in (204.47 mm), Width 8.27 in (210.06 mm), Height 12.86 in (326.64 mm)
  • Standards: Industry standard molded case circuit breaker compliance
  • Applications: Industrial power distribution, switchboards, panelboards, motor control centers
  • Poles: 3
  • Phase: 3
  • AIC rating: 20kA@500V
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: M Frame
  • Weight: 55 lb


Product Identification
  • UPC: 785901139270