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Westinghouse LB3400F - Molded Case Breaker Frame 400A 600V 3P

Westinghouse
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Westinghouse LB3400F is a molded case circuit breaker frame designed for providing thermal-magnetic protection in three-phase electrical systems. It is rated for 600V AC applications with a continuous current rating of 400A and an interrupting capacity of 30kA at 480V. The 3-pole, bolt-on frame is part of the AB DE-ION family and features a long-time and instantaneous (LI) trip function for reliable overload and short-circuit protection. This industrial-grade component is engineered for integration into panelboards and switchgear, adhering to industry standards for safety and performance in commercial and industrial power distribution.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker Frame (LB Type), Thermal Magnetic Protection
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Poles: 3
  • Connection: Bolt-On
  • AIC Rating: 30kA @ 480V
  • Phase: 3-Phase
  • Functions: Long-Time and Instantaneous (LI)
  • Frame: AB DE-ION Family
  • Configuration: Frame only (no lugs or trip unit included)
  • Weight: 14 lb


Product Identification
  • UPC: 638183891711
  • GTIN: 00794518211675