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Square D MGA36800 - Molded Case Circuit Breaker 800A 600V 3P

Square D
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Square D MGA36800 is a Powerpact MGA molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a solid-state LI (Long-time and Instantaneous) trip unit for precise protection, rated for 800A at 600V AC with an interrupting capacity of 35kA at 480V. The unit is constructed with a compact M-frame size, measuring 326.64 mm H x 210.06 mm W x 204.47 mm D and weighing 28.691 lb, and utilizes a convenient I-Line style plug-in connection with lug terminals compatible with wire sizes from 3/0 AWG to 500 kcmil for both copper and aluminum conductors. It is engineered for compliance with UL, CSA, NEMA, NOM, and IEC 60947-2 standards, operating reliably within a temperature range of -25 to 70 °C. This breaker is typically applied in industrial panelboards and switchboards for main feeder and branch circuit protection.

Key Features & Specifications
  • Type: Powerpact MGA Molded Case Circuit Breaker with Solid-State LI Trip Unit
  • Voltage Rating: 600V AC
  • Current Rating: 800A
  • Frame Size: M
  • Poles: 3
  • Connection: I-Line Style Plug-In with Lug Terminals
  • AIC Rating: 35kA @ 480V
  • Phase: 3
  • Protection Functions: Long-Time and Instantaneous (LI)
  • Wire Size: 3 x AWG 3/0 to 3 x 500 kcmil (Copper/Aluminum)
  • Dimensions: 326.64 mm H x 210.06 mm W x 204.47 mm D (12.86 in x 8.27 in x 8.05 in)
  • Weight: 28.691 lb
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Certification: UL, CSA, NOM
  • Country of Origin: United States


Product Identification
  • UPC: 785901496793
  • GTIN: 00785901496793