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Siemens HJXD63B400L - Molded Case Breaker 400A 3P (65kA AIC)

Siemens
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Siemens HJXD63B400L 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 400A continuous current rating and a 600V AC voltage rating, housed within a robust JD frame with a feed-thru connection style for straightforward installation. The breaker utilizes a thermal-magnetic trip unit offering both long-time and instantaneous protection functions, is UL Listed, and operates effectively across a temperature range of -25 to 70 °C. Its 65kA interrupting rating at 480V AC makes it suitable for protecting feeders and branch circuits in commercial and industrial panelboards, switchboards, and motor control centers.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Long Time and Instantaneous Trip
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Frame Size: JD Frame
  • Poles: 3
  • Connection: Feed-Thru
  • Wire Size: AWG 3/0 to 500 kcmil (Copper), AWG 4/0 to 500 kcmil (Aluminum)
  • AIC Rating: 65kA @ 480V AC
  • Phase: 3
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Certification: UL Listed
  • Weight: 14.021 lb
  • Family: Sentron Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643084698
  • GTIN: 00783643084698