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Square D MHP36400 - Molded Case Circuit Breaker 400A 3P 600V

Square D
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Square D MHP36400 is a molded case circuit breaker designed for providing reliable overcurrent protection in demanding three-phase industrial power distribution systems. It features a 400A current rating and a 600V voltage rating, housed within a compact M Frame design measuring 8.05 in (204.47 mm) in depth, 8.27 in (210.06 mm) in width, and 12.86 in (326.64 mm) in height with a weight of 35 lb. The breaker utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous (LI) protection functions and offers a high interrupting capacity of 65kA at 480V. Its three-pole, bolt-on configuration ensures secure installation and robust performance in compliance with industry standards for industrial control and power distribution applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, MHP Series, Thermal Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Dimensions: 8.05 in D x 8.27 in W x 12.86 in H (204.47 mm x 210.06 mm x 326.64 mm)
  • Weight: 35 lb
  • Standards: Industry standards for industrial power distribution
  • Applications: Three-phase industrial power distribution and control
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On
  • Phase: 3
  • Amperage: 400A
  • AIC Rating: 65kA @ 480V
  • Connection: Bolt-On
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: M Frame
  • Trip Type: Thermal-Magnetic