Square D C400 - Molded Case Circuit Breaker 400A 600V 3-Pole
Square D C400 - Molded Case Circuit Breaker 400A 600V 3-Pole

Square D C400 - Molded Case Circuit Breaker 400A 600V 3-Pole

Square D
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Square D C400 is a molded case circuit breaker designed for overcurrent protection in power distribution systems. This 400 amp, 3-pole unit operates at 600 VAC and utilizes thermal magnetic trip technology to safeguard against overloads and short circuits. The breaker features a plug-on I-Line mounting type within an L-frame construction, with approximate dimensions of 7.5 inches wide, 6.74 inches deep, and 11.86 inches high, and a weight of 5.19 lb. It is certified to UL 489, CSA, and IEC standards for safety compliance. Typical applications include industrial power distribution panels and switchboards.

Key Features & Specifications
  • Manufacturer: Square D
  • Amperage: 400A
  • Voltage: 600 VAC
  • Poles: 3
  • Mounting Type: Plug-On I-Line
  • Interrupt Rating: Up to 65 kA at 480 VAC, 22 kA at 600 VAC
  • Frame Type: L
  • Trip Unit: Thermal Magnetic
  • Certifications: UL 489, CSA, IEC
  • Terminal Wire Size: 4/0 AWG to 500 kcmil (Aluminum/Copper)
  • Dimensions: Approx. 7.5" W x 6.74" D x 11.86" H
  • Weight: 5.19 lb


Product Identification
  • UPC: 78502350840
  • GTIN: 00785023508404