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Siemens NNX3B900 - Molded Case Circuit Breaker 900A 600V 3P

Siemens
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Siemens NNX3B900 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 600V AC voltage rating and a 900A continuous current rating, housed within a robust NG frame with a bolt-on connection type for secure installation. This thermal magnetic protection device complies with relevant industry standards and is engineered for demanding applications such as main feeder protection, large motor branch circuits, and service entrance equipment within commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, LI (Long-Time and Instantaneous) Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 900A
  • Frame Size: NG Frame
  • Poles: 3
  • Connection: Bolt-On
  • AIC Rating: 35kA @ 480V AC
  • Phase: 3
  • Weight: 65 lb
  • Family: VL Series
  • Standards: Designed to meet applicable industry standards for circuit interruption
  • Applications: Main distribution panels, feeder protection, large motor control, and service entrance equipment


Product Identification
  • UPC: 078364349824
  • GTIN: 00783643498242