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Siemens HJD63B350 - Molded Case Circuit Breaker, 350A 3P 600V

Siemens
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Siemens HJD63B350 is a molded case circuit breaker from the Sentron Series designed to provide reliable thermal-magnetic protection for three-phase industrial power distribution systems. It features a 350A current rating and a 600V AC voltage rating, housed within a robust JD frame with a bolt-on connection for secure installation. The breaker is constructed for durability across an operating temperature range of -25°C to 70°C (-13°F to 158°F) and complies with industry standards, offering a 65kA interrupting capacity at 480V AC to safeguard against fault currents. Its typical applications include protecting feeders and branch circuits in panelboards and switchboards, accommodating copper conductors from AWG 3/0 to 500 KCMIL and aluminum from AWG 4/0 to 500 KCMIL.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 350A
  • Frame Size: JD Frame
  • Poles: 3
  • Connection: Bolt-On
  • AIC Rating: 65kA @ 480V AC
  • Phase: 3
  • Wire Size: AWG 3/0 to 500 KCMIL (Copper), AWG 4/0 to 500 KCMIL (Aluminum)
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Weight: 20.084 lb
  • Standards: Industry Standard Compliance
  • Applications: Industrial Feeder and Branch Circuit Protection in Panelboards and Switchboards
  • Family: Sentron Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643213401
  • GTIN: 00783643213401