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Westinghouse RKL3400K - Molded Case 400A 3-Pole

Westinghouse
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Westinghouse RKL3400K is a 3-pole molded case circuit breaker designed for instantaneous magnetic-only protection in high-current three-phase systems. It is rated for 600V AC and 400A, with a 22kA interrupting capacity at 480V to handle severe fault conditions. The unit weighs 45 lb and features a bolt-on connection for secure panel mounting within the KL Series family. This breaker complies with industry standards for industrial and commercial electrical distribution, ensuring reliable overcurrent protection. It is typically applied in manufacturing plants, heavy machinery, and facility power distribution networks requiring robust magnetic-only trip functionality.

Key Features & Specifications
  • Type: Molded Case
  • Family: KL Series
  • Type: RKL
  • Weight: 45 lb
  • Functions: I - Instantaneous
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Protection: Magnetic Only
  • AIC rating: 22kA@480V
  • Phase: 3
  • Current Rating: 400A
  • Amperage: 400A
  • Voltage Rating: 600V AC
  • Number of Poles: 3
  • Mounting Type: Bolt-On
  • Interrupt Rating: 22kA at 480V
  • Series/Frame: KL Series