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Siemens JD22B250 - Molded Case Circuit Breaker, 250A 2-Pole

Siemens
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Siemens JD22B250 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 250A current rating and a 240V AC voltage rating, housed within a compact JD frame with a bolt-on connection for secure installation. This two-pole, single-phase breaker utilizes a thermal-magnetic trip mechanism offering both long-time and instantaneous (LI) protection functions, and it is constructed to operate within a temperature range of -25°C to 70°C (-13°F to 158°F). The unit complies with RoHS standards and carries UL and IEC certifications, ensuring adherence to international safety and performance requirements. Its 65kA interrupting capacity at 240V makes it suitable for protecting feeders and branch circuits in panelboards, switchboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, LI (Long-Time & Instantaneous) Functions
  • Voltage Rating: 240V AC
  • Current Rating: 250A
  • Frame Size: JD Frame
  • Poles: 2
  • Phase: 1
  • Connection: Bolt-On
  • AIC Rating: 65kA @ 240V
  • Protection: Thermal Magnetic
  • Trip Type: Thermal-Magnetic
  • Standards: RoHS
  • Certification: UL, IEC
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Weight: 20 lb
  • Family: Sentron Series