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Cutler Hammer HF3040L - Molded Case 40A 3-Pole 600V

Cutler Hammer
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Cutler Hammer HF3040L is a three-pole molded case circuit breaker from the HF Series, designed to provide LI (Long-Time and Instantaneous) thermal-magnetic protection for electrical circuits. It is rated for 600V AC, 40A continuous current, and delivers a 22kA interrupting capacity at 480V, with a feed-thru connection for straightforward installation. Weighing 11 lb, this unit features a compact molded case construction suitable for industrial panelboards and switchboards. It complies with applicable UL and NEMA standards for overcurrent protection in commercial and industrial power distribution systems. Typical applications include motor control centers, lighting panels, and feeder circuits requiring reliable short-circuit and overload protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 22kA@480V
  • Connection: Feed-Thru
  • Protection: LI - Long-Time and Instantaneous
  • Functions: LI
  • Family: HF Series
  • Weight: 11 lb


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