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Cutler Hammer EHD3040LS21 - Molded Case Circuit Breaker 40A 480V

Cutler Hammer
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Cutler Hammer EHD3040LS21 is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. This three-pole device is rated for 480V AC and 40 amps, providing reliable short-circuit and overload protection. The breaker features a compact construction with a weight of 5.19 lb, suitable for panelboard and switchboard installations. It complies with UL 489 and CSA standards, ensuring safe operation in demanding environments. Typical applications include motor control centers, lighting panels, and branch circuit protection in manufacturing facilities.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal-magnetic trip
  • Voltage Rating: 480V AC
  • Current Rating: 40A
  • Dimensions: Standard molded case size
  • Standards: UL 489, CSA
  • Applications: Industrial power distribution, motor control centers, lighting panels
  • Poles: 3
  • Frame Size: EHD
  • Trip Type: Thermal-magnetic
  • Breaker Type: Molded case
  • Weight: 5.19 lb


Product Identification
  • UPC: Not available
  • GTIN: Not available