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Siemens JXD63M300 - Molded Case Circuit Breaker 300A 600V

Siemens
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Siemens JXD63M300 is a 3-pole molded case circuit breaker from the Sentron Series, designed for thermal magnetic protection with long time and instantaneous trip functions. It is rated for 300A at 600VAC and 250VDC, with an AIC rating of 35kA at 480VAC, and operates on a 3-phase system within a temperature range of -13°F to 158°F (-25°C to 70°C). This bolt-on unit features a JD Frame size, measures 8.661 x 12.992 x 6.725 inches, and weighs 18.301 lb, constructed without lugs. It complies with RoHS standards and holds UL and IEC certifications, making it suitable for industrial low voltage protection applications.

Key Features & Specifications
  • Type: Molded Case
  • Manufacturer: Siemens
  • Model: JXD63M300
  • Family: Sentron Series
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Current Rating: 300A
  • Voltage Rating: 600VAC / 250VDC
  • Poles: 3
  • Phase: 3
  • AIC Rating: 35kA@480V
  • Frame Size: JD Frame
  • Connection: Bolt-On
  • Dimensions: 8.661 x 12.992 x 6.725
  • Weight: 18.301 lb
  • Temp Rating: -13°F to 158°F (-25°C to 70°C)
  • Standards: RoHS
  • Certification: UL, IEC
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643238596
  • GTIN: 00783643238596