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Thomas & Betts KS320400A - Molded Case Circuit Breaker 400A 3P (240V)

Thomas & Betts
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Thomas & Betts KS320400A 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, utilizing a thermal-magnetic trip mechanism for both long-time delay and instantaneous short-circuit protection. The unit is constructed as a three-pole, bolt-on device with a robust molded case, weighing 12 lb for durable installation in compatible enclosures. This breaker complies with relevant industry standards for circuit protection devices and is typically applied in industrial panels, motor control centers, and main distribution boards where robust branch or feeder protection is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 240V AC
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3-Phase
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Connection Type: Bolt-On
  • Family/Series: KS Series
  • Weight: 12 lb


Product Identification
  • UPC: 786209949221