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Siemens JD63B250H - Molded Case Circuit Breaker, 250A 600V 3P

Siemens
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Siemens JD63B250H is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 250A current rating and a 600V AC voltage rating, housed within a compact JD frame with a robust bolt-on connection for secure installation. This thermal magnetic breaker operates across a wide temperature range from -25°C to 70°C and is constructed to meet RoHS standards while carrying UL and IEC certifications. Its 35kA interrupting capacity at 480V makes it suitable for protecting feeders and branch circuits in commercial and industrial panelboards, switchboards, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, Long-Time and Instantaneous (LI) Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 250A
  • Frame Size: JD Frame
  • Poles: 3
  • Connection: Bolt-On
  • AIC Rating: 35kA @ 480V AC
  • Phase: 3
  • Standards & Certification: RoHS Compliant, UL Listed, IEC Certified
  • Operating Temperature Range: -25°C to +70°C (-13°F to 158°F)
  • Protection Functions: Thermal Magnetic (Overload and Short-Circuit)
  • Weight: 27 lb
  • Family: Sentron Series


Product Identification
  • GTIN: 00783643239845