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Siemens NNX3B100 - Molded Case Circuit Breaker 1000A 600V 3P

Siemens
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Siemens NNX3B100 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 1000A 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 provides both long-time and instantaneous (LI) protection functions, is rated for 35kA interrupting capacity at 480V, and operates across a temperature range of -25 to 70 °C. Engineered for compliance with relevant industry standards, it is typically applied in main distribution panels, switchgear, and large feeder circuits.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, LI (Long-Time & Instantaneous) Functions
  • Voltage Rating: 600V AC
  • Current Rating: 1000A
  • Frame Size: NG Frame
  • Poles: 3
  • Connection: Bolt-On
  • AIC Rating: 35kA @ 480V AC
  • Phase: 3
  • Operating Temperature: -25 to 70 °C (-13 to 158 °F)
  • Weight: 65 lb
  • Family/Series: VL Series, NNX Type
  • Protection: Thermal Magnetic
  • Additional Note: Lugs are not included; specific lug part numbers require wiring specifications.


Product Identification
  • UPC: 078364349825
  • GTIN: 00783643498259