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Siemens JXD63M350 - Molded Case Circuit Breaker 350A 600V

Siemens
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Siemens JXD63M350 is a 3-pole molded case circuit breaker from the Sentron Series, designed to provide thermal magnetic protection with long time and instantaneous trip functions for industrial and commercial power systems. Rated at 350A and 600V, it delivers a 35kA interrupting capacity at 480V and is configured for 3-phase, bolt-on mounting on a JD frame. The unit measures 8.661 x 12.992 x 6.726 inches, weighs 18.301 lb, and is constructed for operation in ambient temperatures from -13°F to 158°F (-25°C to 70°C). It complies with RoHS standards and holds UL and IEC certifications, making it suitable for reliable overcurrent protection in distribution panels and switchboards. This breaker is commonly applied in industrial facilities and commercial buildings requiring robust circuit isolation and fault handling.

Key Features & Specifications
  • Type: Molded Case
  • Family: Sentron Series
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: JD Frame
  • Voltage Rating: 600V
  • Poles: 3
  • Connection: Bolt-On
  • Standards: RoHS
  • Protection: Thermal Magnetic
  • Certification: UL, IEC
  • AIC rating: 35kA@480V
  • Phase: 3
  • Temp Rating: -13°F-158°F (-25°C - 70°C)
  • Current Rating: 350A
  • Dimensions: 8.661 x 12.992 x 6.726
  • Weight: 18.301 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643238602
  • GTIN: 00783643238602