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Siemens HJXD63B350 - Molded Case Breaker 350A 600V 3P

Siemens
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Siemens HJXD63B350 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 350A continuous current rating and a 600V AC voltage rating, housed within a robust JD frame with a bolt-on connection for secure installation. This thermal-magnetic breaker offers combined long-time and instantaneous trip functions and is engineered to operate across a temperature range of -25 to 70 °C, complying with relevant industry standards for electrical safety and performance. Its 65kA interrupting capacity at 480V AC makes it suitable for demanding applications such as panelboards, switchboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection with Long-Time and Instantaneous Trip
  • Voltage Rating: 600V AC
  • Current Rating: 350A
  • Frame Size: JD Frame
  • Poles: 3
  • Connection: Bolt-On
  • AIC Rating: 65kA @ 480V AC
  • Phase: 3
  • Operating Temperature: -25 to 70 °C (-13 to 158 °F)
  • Weight: 18.301 lb
  • Standards: Designed to meet applicable industry standards for circuit protection
  • Applications: Industrial power distribution, panelboards, switchboards, and motor control centers


Product Identification
  • UPC: 783643314917
  • GTIN: 00783643314917