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Westinghouse LW3500 - Molded Case 500A 690V 3-Pole

Cutler Hammer
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Westinghouse LW3500 is a 3-pole molded case circuit breaker from the Series C IEC family, designed for thermal magnetic protection with LI (Long-Time and Instantaneous) functions. It is rated for 690V AC, 500A continuous current, and delivers a 40kA interrupting capacity at 415V, with a 3-phase feed-thru connection. The unit measures 8.25 in x 8.25 in x 8.25 in (Length/Depth x Height x Width) and weighs 21 lb, featuring a compact molded case construction. This breaker is IEC rated and manufactured in the United States, ensuring compliance with international standards for industrial power distribution. Typical applications include motor control centers, switchboards, and industrial panelboards requiring reliable overcurrent protection in three-phase systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, thermal magnetic, LI (Long-Time and Instantaneous) trip
  • Voltage Rating: 690V AC
  • Current Rating: 500A
  • Dimensions: 8.25 in x 8.25 in x 8.25 in (Length/Depth x Height x Width)
  • Standards: IEC Rated
  • Applications: Industrial power distribution, motor control centers, switchboards
  • Poles: 3
  • Phase: 3
  • Connection: Feed-Thru
  • Protection: Thermal Magnetic
  • AIC rating: 40kA@415V
  • Functions: LI - Long-Time and Instantaneous
  • Family: Series C IEC
  • Country of Origin: United States
  • Weight: 21 lb


Product Identification
  • UPC: 786679055847
  • GTIN: 00786679055847