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Siemens LXD63B400 - Molded Case Breaker 400A 600V 3P

Siemens
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Siemens LXD63B400 is a molded case circuit breaker from the Sentron Series designed for providing reliable overcurrent and short-circuit protection in three-phase industrial power distribution systems. It features a 400A current rating and a 600V voltage rating, housed within a compact LD frame with dimensions of 8.661" x 12.992" x 6.699" (220mm x 330mm x 170mm) and a weight of 25 lb. This thermal magnetic breaker is UL Listed and offers an interrupting capacity of 35kA at 480V, with an operational temperature range of -13°F to 158°F (-25°C to 70°C). Its bolt-on connection and LI (Long-time and Instantaneous) trip functions make it suitable for protecting feeders and branch circuits in panelboards and switchgear.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, LXD Type
  • Voltage Rating: 600V AC
  • Current Rating: 400A
  • Frame Size: LD Frame
  • Poles: 3
  • Phase: 3-Phase
  • AIC Rating: 35kA @ 480V AC
  • Connection: Bolt-On
  • Trip Functions: LI (Long-Time and Instantaneous)
  • Operating Temperature: -13°F to 158°F (-25°C to 70°C)
  • Dimensions: 8.661" x 12.992" x 6.699" (220mm x 330mm x 170mm)
  • Weight: 25 lb (11.34 kg)
  • Certification: UL Listed
  • Family: Sentron Series
  • Country of Origin: Mexico


Product Identification
  • Manufacturer Part Number: LXD63B400