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Square D NW12N - Insulated Case 1200A 600V 3P

Square D
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Square D NW12N is a 1200A insulated case circuit breaker from the Masterpact family, designed for primary overcurrent and ground fault protection in industrial power distribution systems. This 3-phase, 600V solid-state unit provides LSIG protection (Long-Time, Short-Time, Instantaneous and Ground Fault) with a draw-out connection and an AIC rating of 65kA at 480V. Weighing 165 lb, the NW12N features a robust draw-out construction for safe maintenance and replacement without de-energizing the main bus. It complies with applicable UL and NEMA standards for low-voltage power circuit breakers. Typical applications include main and feeder protection in switchboards, motor control centers, and industrial plant distribution systems.

Key Features & Specifications
  • Type: Insulated Case, Solid State Protection
  • Voltage Rating: 600V AC
  • Current Rating: 1200A
  • Poles: 3
  • Phase: 3
  • Connection: Draw-Out
  • AIC Rating: 65kA@480V
  • Protection: LSIG (Long-Time, Short-Time, Instantaneous and Ground Fault)
  • Weight: 165 lb
  • Family: Masterpact
  • Type: NW


Product Identification
  • UPC: Not available
  • GTIN: Not available