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Siemens JJ2B250 - Molded Case Breaker 250A 600V

Siemens
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Siemens JJ2B250 is a 2-pole molded case circuit breaker designed for overcurrent protection in power distribution systems. It is rated for 250 amps at 600 volts and provides a 25kA interrupting capacity at 480 volts, with thermal-magnetic trip protection offering long-time and instantaneous functions. This bolt-on unit weighs 22 lb and is part of the JJ Frame family, supporting single-phase operation. It complies with industry standards for industrial and commercial electrical installations. Typical applications include protecting branch circuits, feeders, and equipment in manufacturing facilities and commercial buildings.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Siemens
  • Model: JJ2B250
  • Family: JJ Frame
  • Poles: 2
  • Phase: 1
  • Current Rating: 250A
  • Voltage Rating: 600V
  • Interrupt Rating: 25kA at 480V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Weight: 22 lb