Cutler Hammer FD3040 - 40A 3-Pole Molded Case Circuit Breaker
Cutler Hammer FD3040 - 40A 3-Pole Molded Case Circuit Breaker
Cutler Hammer FD3040 - 40A 3-Pole Molded Case Circuit Breaker
Cutler Hammer FD3040 - 40A 3-Pole Molded Case Circuit Breaker

Cutler Hammer FD3040 - 40A 3-Pole Molded Case Circuit Breaker

Cutler Hammer
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The Cutler Hammer FD3040 is a molded case circuit breaker designed to provide reliable overcurrent and short-circuit protection for three-phase industrial power distribution systems. It features a 40A continuous current rating and a 600V AC voltage rating, housed within a compact, bolt-on unit measuring 3.38" D x 6" H x 4.13" W and weighing 4.5 lb. This thermal-magnetic breaker is CSA Certified, IEC Rated, and UL Listed, ensuring compliance with key North American and international safety standards. Its 35kA interrupting rating at 480V and compatibility with Allen-Bradley MCCs, switchboards, and enclosed controls make it suitable for a wide range of demanding commercial and industrial applications.

Key Features & Specifications
  • Type: FD Series C, Molded Case, Thermal Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Frame Size: 225A/F
  • Poles: 3
  • AIC Rating: 35kA @ 480V AC
  • Phase Connection: 3-Phase, ABC
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Dimensions: 3.38 in (Depth) x 6 in (Height) x 4.13 in (Width)
  • Weight: 4.5 lb
  • Terminal Connection: Load Side Lug
  • Wire Size Range: 14 AWG (Min) to 1/0 AWG (Max)
  • Operating Temperature: -4°F to 158°F (-20°C to 70°C)
  • Standards & Certification: UL Listed, CSA Certified, IEC Rated
  • Compatible Panel Types: Allen-Bradley MCC, Eaton MCC, Rockwell Automation Enclosed Control, Switchboard, Westinghouse
  • Breaker Type: Standard
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 786679305676
  • GTIN: 00786679305676