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Eaton CHKD3250T57W - Molded Case 250A 600V 3-Pole Breaker

Cutler Hammer
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Eaton CHKD3250T57W is a three-pole molded case circuit breaker from the Series C family, designed to provide LSIGA protection functions including long-time, short-time, instantaneous, and ground fault alarm for industrial and commercial power distribution systems. This 250A unit is rated for 600V and delivers an interrupting capacity of 65kA at 480V, utilizing solid-state protection technology with a bolt-on connection. The breaker measures 4.1 inches in depth, 5.5 inches in height, and 5.5 inches in width, weighing 11.5 lb, and features a K-frame design for compact mounting in standard enclosures. It complies with industry standards for molded case circuit breakers and is suitable for demanding environments requiring precise overcurrent protection. Typical applications include main and feeder protection in manufacturing facilities, commercial buildings, and electrical distribution panels, though this item does not include lugs.

Key Features & Specifications
  • Manufacturer: Eaton
  • Item Subcategory: Molded Case
  • Family: Series C
  • Type: CHKD
  • Dimensions: 4.1 in x 5.5 in x 5.5 in (Length/Depth x Height x Width)
  • Weight: 11.5 lb
  • Functions: LSIGA - Long-Time, Short-Time, Instantaneous and Ground Fault Alarm
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Solid State
  • AIC rating: 65kA@480V
  • Phase: 3
  • Current Rating: 250A
  • Amperage: 250 Amps
  • Voltage: 600VAC, 250VDC
  • Series: C (K-frame)
  • Interrupt Rating: 35 kAIC at 480V
  • Trip Unit: Interchangeable electronic trip
  • Connection: Feed-thru


Product Identification
  • UPC: 78211440405
  • GTIN: 00782114404058