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Siemens JD63M250 - Molded Case Circuit Breaker 250A 600V (3-Pole Bolt-On)

Siemens
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Siemens JD63M250 is a 3-pole molded case circuit breaker from the Sentron Series, designed for thermal magnetic overcurrent protection in industrial power distribution systems. Rated for 250A at 600V AC, it delivers a 35kA interrupting capacity at 480V AC and 25kA at 600V AC, with LI (Long-Time and Instantaneous) trip functions for precise fault response. Housed in a JD frame with a bolt-on connection, this unit weighs 24 lb and operates reliably across a temperature range of -13°F to 158°F (-25°C to 70°C). It complies with UL 489 and IEC 60947-2 standards, is RoHS certified, and is suited for commercial and industrial applications requiring robust overcurrent protection.

Key Features & Specifications
  • Type: Molded Case
  • Family: Sentron Series
  • Frame Size: JD Frame
  • Poles: 3
  • Current Rating: 250A
  • Voltage Rating: 600V AC
  • Interrupt Rating: 35kA @ 480V AC, 25kA @ 600V AC
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Phase: 3
  • Weight: 24 lb
  • Temp Rating: -13°F to 158°F (-25°C to 70°C)
  • Certification: UL, IEC
  • Standards: RoHS


Part Number: JD63M250