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Siemens NXD63B120 - Molded Case Circuit Breaker 1200A 600V 3P

Siemens
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Siemens NXD63B120 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in demanding three-phase industrial power distribution systems. It features a 1200A current rating and a 600V AC voltage rating, housed within a robust ND frame with a bolt-on connection for secure installation. This thermal magnetic breaker offers long-time and instantaneous trip functions, ensuring compliance with industry standards for equipment rated for operation from -25 to 70 °C (-13 to 158 °F). Its 50kA interrupting capacity at 480V makes it suitable for protecting main feeders, busways, and large industrial equipment within commercial and manufacturing facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 1200A
  • Frame Size: ND Frame
  • Poles: 3
  • Connection: Bolt-On
  • Phase: 3
  • AIC Rating: 50kA @ 480V
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Weight: 54.489 lb
  • Standards: Designed to meet applicable industry standards
  • Applications: Main feeder protection, busway protection, and large industrial equipment protection in commercial and manufacturing power distribution
  • Family: Sentron Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643252349
  • GTIN: 00783643252349