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Cutler-Hammer ELFW4063L - 4-Pole Molded Case Breaker (63A, 690V)

Cutler Hammer
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The Cutler-Hammer ELFW4063L is a molded case circuit breaker from the Series C family, engineered to provide reliable thermal-magnetic protection for three-phase electrical systems. It features a 63A current rating and a 690V voltage rating, with a robust 4-pole feed-thru connection design and a weight of 6 lb for durable industrial installation. This unit complies with key industry standards, offering an interrupting capacity of 40kA at 415V for effective short-circuit protection. Its LI (Long-time and Instantaneous) trip functions make it suitable for safeguarding feeders and branch circuits in commercial and industrial power distribution applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection
  • Voltage Rating: 690V AC
  • Current Rating: 63A
  • Poles: 4
  • Phase: 3
  • Connection: Feed-Thru
  • AIC Rating: 40kA @ 415V
  • Trip Functions: LI (Long-time and Instantaneous)
  • Family: Series C
  • Weight: 6 lb


Product Identification
  • Manufacturer Part Number: ELFW4063L