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Cutler Hammer KM3400 - 3 Pole MCCB 400 Amp (KD Frame)

Cutler Hammer
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Cutler Hammer KM3400 is a 400 Amp, 3 Pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It operates at a voltage rating of 600 VAC and 250 VDC, with a high interrupt rating of up to 65kA at 240 VAC, and features a thermal magnetic trip unit within a KD frame. The breaker supports feed-thru mounting and has approximate dimensions of 6.3 in x 6.8 in x 14.6 in, weighing 5.19 lb. It is UL, CSA, and IEC certified for safety and reliability. This breaker is suitable for use in 3-phase systems and offers interchangeable trip options for flexible protection.

Key Features & Specifications
  • Amperage: 400 Amp
  • Voltage Rating: 600 VAC / 250 VDC
  • Poles: 3
  • Frame Type: KD
  • Trip Unit: Thermal Magnetic
  • Interrupt Rating: 65kA at 240 VAC, 35kA at 480 VAC, 25kA at 600 VAC
  • Mounting Type: Feed-Thru
  • Certifications: UL, CSA, IEC
  • Series: Series C
  • Dimensions: Approx. 6.3 in x 6.8 in x 14.6 in
  • Weight: 5.19 lb


Product Identification
  • GTIN: 7.82635E+11