The Square D Masterpact NT 1000A is a 1000-amp low voltage air circuit breaker from Schneider Electric's Masterpact NT series. Designed for main incoming and feeder protection in large industrial and commercial installations, it features electronic trip units with adjustable settings, 100kAIC interrupting capacity, and advanced communication capabilities. The Masterpact NT platform is available in fixed and drawout configurations and supports ampere ratings from 630A to 1600A.
| Specification | Value |
|---|---|
| Amperage | 1000A |
| Poles | 3 |
| Voltage | 690VAC |
| Interrupt Rating | 100kA @ 480V · 85kA @ 690V |
| Frame Size | NT (1600A Frame) |
| Mounting Type | Fixed / Drawout |
| Trip Type | Electronic (Micrologic) |
| Trip Function | LSI — Long-Time, Short-Time, Instantaneous |
| Wire Size | Per bus bar connection |
| Phase | 3-Phase |
| Standards | UL 1066, IEC 60947-2, NEMA SG 3 |
| Temperature Rating | -25°C to 70°C |
Square D Masterpact NT Air Circuit Breaker 1000A 3-pole circuit breaker. In stock at AllBreakerSales.com. Call (877) 611-0034 for same-day pricing. Genuine OEM parts, ships from US warehouse.
Brand: Square D | Series: Masterpact NT Air Circuit Breaker | Catalog Number: NT10H12A2E-1000A
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