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Siemens LNG3B120 - Molded Case Breaker 1200A 600V 3-Pole

Siemens
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Siemens LNG3B120 is a VL Series 3-pole molded case circuit breaker designed for high-interrupt protection in industrial and commercial power distribution systems. It is rated for 1200A at 600V with a 100kA interrupting capacity at 480V, utilizing thermal-magnetic trip protection with LI (Long-Time and Instantaneous) functions. The unit weighs 64 lb and features a bolt-on connection, constructed without included lugs. This breaker complies with UL and IEC standards for reliable performance in demanding environments. It is typically applied in main distribution panels and critical branch circuits requiring robust overcurrent protection.

Key Features & Specifications
  • Type: Molded Case
  • Family: VL Series
  • Functions: LI - Long-Time and Instantaneous
  • Voltage Rating: 600V
  • Current Rating: 1200A
  • Poles: 3
  • Phase: 3
  • Connection: Bolt-On
  • Protection: Thermal Magnetic
  • AIC rating: 100kA@480V
  • Weight: 64 lb
  • Certifications: UL Listed, IEC Rated


Product Identification
  • UPC: 78364360065
  • GTIN: 00783643600652