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Siemens CJ3S400 - Molded Case Circuit Breaker 400A 600V

Siemens
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Siemens CJ3S400 is a molded case circuit breaker designed for providing a reliable disconnect and protection point in three-phase electrical systems. It features a 400A current rating and a 600V voltage rating, with a robust bolt-on connection and a non-automatic protection function meaning it does not provide overcurrent protection. Constructed within the Cordon family's CJ frame, this three-pole device offers a high interrupting capacity of 100kA at 480V and complies with relevant industry standards for safety and performance. Its design is suitable for integration into industrial panels and switchgear where a manual load break and isolation device is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Non-Automatic (No Overcurrent Protection)
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Non-Automatic
  • AIC Rating: 100kA @ 480V
  • Frame: CJ (Cordon Family)
  • Weight: 32 lb
  • Functions: Disconnect Only


Product Identification
  • Manufacturer Part Number: CJ3S400