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Westinghouse LAB3400K - Molded Case Circuit Breaker 400A 600V

Westinghouse
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Westinghouse LAB3400K is a 3-pole, 600-volt molded case circuit breaker designed for non-automatic overcurrent protection in industrial and commercial power distribution systems. It is rated for 400 amperes with a bolt-on connection and an interrupting capacity of 30kA at 480V. The breaker weighs 30 lb and features a 3-phase configuration within the LAB Series. It complies with UL 489 and ANSI C37 standards for reliable performance in demanding electrical environments. Typical applications include switchboards, panelboards, and motor control centers requiring a non-automatic disconnect.

Key Features & Specifications
  • Manufacturer: Westinghouse
  • Type: LAB Molded Case
  • Poles: 3
  • Voltage Rating: 600V AC
  • Amperage Rating: 400A
  • Mounting: Bolt-On
  • Interrupt Rating: 30kA at 480V
  • Protection: Non-Automatic
  • Functions: NA - No Overcurrent Protection
  • Phase: 3
  • Weight: 30 lb
  • Certifications: UL 489, ANSI C37