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Siemens CJ3B250 - Molded Case Breaker 250A 3-Pole 600V

Siemens
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Siemens CJ3B250 Cordon CJ Series Molded Case Circuit Breaker - 250A, 3-Pole, 600V, Thermal Magnetic Protection (100kA@480V AIC) The Siemens CJ3B250 is a 250A, 3-pole molded case circuit breaker from the Cordon CJ family, designed for LI (Long-Time and Instantaneous) protection functions. It operates at a voltage rating of 600V and a current rating of 250A, with a high interrupting capacity of 100kA at 480V, utilizing a thermal magnetic protection mechanism. This bolt-on breaker weighs 32 lb and features a 3-phase configuration, ensuring robust overcurrent protection in industrial power distribution systems. It complies with industry standards for molded case circuit breakers, making it suitable for applications requiring reliable fault interruption and equipment protection. Typical industrial applications include motor control centers, panelboards, and switchboards where precise long-time and instantaneous trip characteristics are needed.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Cordon CJ Series, Thermal Magnetic Operation
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic (LI - Long-Time and Instantaneous)
  • AIC Rating: 100kA@480V
  • Weight: 32 lb
  • Functions: LI - Long-Time and Instantaneous
  • Family: Cordon
  • Type: CJ
  • Item Subcategory: Molded Case


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