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Westinghouse LAY3400 - Molded Case Circuit Breaker 400A 3P (100kA AIC)

Westinghouse
Price
Save $-1,882.20
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Westinghouse LAY3400 is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 400A current rating and a 240V AC voltage rating, engineered within a robust thermal-magnetic trip unit that offers both long-time and instantaneous (LI) protection functions. The breaker's three-pole, bolt-on configuration ensures a secure connection in compatible enclosures, and its construction meets industry standards for durability and safety in demanding environments. With an interrupting capacity of 100kA at 240V, it is suitable for main feeder and branch circuit protection in commercial and industrial facilities where high fault currents are present.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, LAY Series
  • Voltage Rating: 240V AC
  • Current Rating: 400A
  • Phase: 3
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous)
  • AIC Rating: 100kA @ 240V
  • Item Subcategory: Molded Case
  • Weight: 29 lb


Product Identification
  • Manufacturer: Westinghouse
  • Family: LAY Series
  • Type: LAY