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Siemens LNX3B120 - Molded Case Circuit Breaker 1200A 600V

Siemens
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Siemens LNX3B120 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 NG frame with a bolt-on connection for secure installation. This thermal magnetic breaker complies with industry standards for safety and performance, offering long-time and instantaneous (LI) trip functions to safeguard equipment. Its 65kA interrupting capacity at 480V makes it suitable for protecting high-capacity feeders, main distribution panels, and large industrial machinery where high fault currents are present.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with Long-Time and Instantaneous (LI) Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 1200A
  • Frame Size: NG Frame
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • AIC Rating: 65kA @ 480V
  • Family: VL Series (LNX Type)
  • Weight: 65 lb
  • Standards: Designed to meet applicable industry safety and performance standards
  • Applications: Main circuit protection, feeder protection, and switchgear in industrial and commercial power distribution


Product Identification
  • UPC: 078364349834
  • GTIN: 00783643498341