Schneider Electric NW40H1 4000A 3 Pole Air Circuit Breaker For Low Voltage Power Distribution Systems

Schneider Electric NW40H1 4000A 3-Pole Air Circuit Breaker is built for the heavy-duty protection and precise control your low-voltage power distribution demands. Engineered for reliability in demanding industrial and commercial facilities, this 3-pole air circuit breaker delivers rapid, clean disconnection when faults occur while providing flexible protection settings that keep your system running smoothly.

Why this NW40H1 stands out

• High-capacity protection with a 4000A current rating, designed to safeguard main incoming feeders, switchboards, and large distribution configurations without compromising safety or performance.
• 3-pole configuration for coordinated, balanced protection across all phases, reducing the risk of nuisance trips and uneven fault currents.
• Air circuit breaker technology offers robust arc quenching, straightforward mechanical operation, and dependable longevity in industrial environments.
• Adjustable trip settings to tailor protection curves to your installation, enabling precise coordination with upstream protections and downstream devices.
• Industrial-grade reliability from Schneider Electric, a trusted leader in power distribution that integrates seamlessly with existing protection schemes and components.

Ideal applications

• Main incoming feeders and switchboards in manufacturing plants, warehouses, and large commercial facilities
• Critical power distribution where uptime is essential and protection settings require careful coordination
• Retrofits or upgrades to increase protection capacity for expanding loads while preserving system reliability
• Data centers, hospitals, and other environments where robust low-voltage protection directly supports safety and operational continuity

What you gain with NW40H1

• Peace of mind knowing your primary distribution paths are protected by a breaker designed for high interrupting capacity and dependable operation.
• Protection that adapts with adjustable trip settings, allowing you to optimize selectivity and minimize downtime during faults.
• Operational efficiency through reliable switching performance and reduced maintenance needs, thanks to proven air-circuit-breaker design.
• Seamless integration with Schneider Electric protection ecosystems, helping you maintain a coherent, easier-to-manage power architecture.

Technical snapshot

• : NW40H1
• : 4000 A
• Poles: 3-Pole
• Breaker type: Air Circuit Breaker
• Focus: Low-voltage power distribution protection and switching
• Key capability: Adjustable trip settings for coordinated protection

Whether you’re upgrading an aging switchboard, consolidating protection in a new facility, or ensuring uptime for mission-critical loads, the Schneider Electric NW40H1 4000A 3-Pole Air Circuit Breaker delivers decisive protection with the flexibility to match your exact distribution needs. Embrace a robust, scalable solution that supports safe operations today and growth tomorrow.