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Westinghouse LAY3500 - Molded Case Circuit Breaker 500A 3P (100kA AIC)

Westinghouse
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Westinghouse LAY3500 is a molded case circuit breaker designed to provide reliable overcurrent protection for three-phase industrial power distribution systems. It features a 500A current rating and a 240V AC voltage rating, housed within a durable, compact frame with a bolt-on connection for secure installation. This unit complies with industry standards for thermal-magnetic protection, incorporating both long-time and instantaneous (LI) trip functions to safeguard against overloads and short circuits. Its 100kA interrupting rating at 240V makes it suitable for demanding applications such as panelboards, switchboards, and industrial control panels where high fault current protection is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 240V AC
  • Current Rating: 500A
  • Phase: 3
  • Poles: 3
  • AIC Rating: 100kA @ 240V
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Trip Type: Thermal Magnetic
  • Connection: Bolt-On
  • Family: LAY Series
  • Weight: 29 lb


Product Identification
  • Manufacturer: Westinghouse
  • Model: LAY3500