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Square D MHL3680036DC2351 - MHL Series 800A 3-Pole Breaker

Square D
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Square D MHL3680036DC2351 is a three-pole molded case circuit breaker designed for thermal magnetic protection in industrial power distribution systems. It is rated for 600V AC/DC operation with a continuous current rating of 800A and an interrupting capacity of 20kA at 500VDC. The unit features an M Frame size with feed-thru connections, measures 8.05 in depth by 8.27 in width by 12.86 in height, and weighs 40 lb. It complies with industry standards for molded case circuit breakers and includes a MA11037 277/480V shunt trip and a MA11212 1A/1B auxiliary switch. This breaker is suitable for three-phase applications requiring long-time and instantaneous (LI) protection functions in switchboards and panelboards.

Key Features & Specifications
  • Type: MHL Series Molded Case Circuit Breaker, Thermal Magnetic Protection
  • Voltage Rating: 600V
  • Current Rating: 800A
  • 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
  • Poles: 3
  • Phase: 3
  • Connection: Feed-Thru
  • Frame Size: M Frame
  • Functions: LI - Long-Time and Instantaneous
  • AIC rating: 20kA@500VDC
  • Additional Info: complete with MA11037- 277/480V shunt trip and MA11212- 1A/1B auxiliary switch
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Feed-Thru
  • Frequency Rating: 50/60 Hz
  • Standards: UL, CSA, NEMA
  • Installation Type: Panelboard/Switchboard
  • Breaker Frame: M Frame
  • Operating Temperature Maximum Celsius: 40°C


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