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Cutler Hammer CN55NN3A - NEMA 4 Reversing Contactor 135A

Cutler Hammer
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Cutler Hammer CN55NN3A is a NEMA Size 4 reversing contactor designed for heavy-duty motor control and protection in industrial three-phase systems. It provides reliable switching and overload protection with a 600V voltage rating and a 135A full load current capacity, housed in a robust enclosure measuring 7.25" x 9.11" x 7.05" and weighing 42.05 lb. The unit is CSA and UL Listed, ensuring compliance with North American safety standards for industrial equipment. Typical applications include controlling motors for pumps, conveyors, and compressors, with horsepower ratings of 40 HP at 208V, 50 HP at 240V, and 100 HP at 480V.

Key Features & Specifications
  • Type: NEMA Size 4 Reversing Contactor with 1NO/1NC auxiliary contacts and a 110 VAC coil
  • Voltage Rating: 600V AC
  • Current Rating: 135A Full Load
  • Phase: 3
  • Poles: 3
  • Configuration: Reversing
  • Coil Voltage: 110-120 VAC
  • Horsepower Rating: 40 HP @ 208V, 50 HP @ 240V, 100 HP @ 480V (3 Phase)
  • Dimensions: 7.25 in (L) x 9.11 in (H) x 7.05 in (W)
  • Weight: 42.05 lb
  • Standards: CSA, UL Listed
  • Family: Freedom Series
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 782113604145
  • GTIN: 00782113604145