Fuji Electric NF225-S - 150A, 600VAC / 250VDC, 3-Pole, Circuit Breaker

The Fuji Electric NF225-S is a purpose-built three‑pole circuit breaker designed for reliable overcurrent protection in demanding industrial environments. With a 150A rating and voltage handling up to 600VAC and 250VDC, it covers a broad range of three‑phase applications found in panelboards, switchboards, and control panels.

• Three‑pole protection for balanced trips coordinates across all three phases, ensuring simultaneous fault clearance in motor drives and distribution circuits.
• Robust current capacity at 150A, making it well-suited for mid‑size feeders, motor starters, and motor control centers in manufacturing floors and facilities.
• Flexible voltage support with 600VAC and 250VDC ratings, enabling safe integration with AC power distribution and DC control circuits used in industrial automation.
• Reliable overcurrent protection to shield downstream equipment from overloads and short circuits, reducing downtime and protecting valuable assets.
• Panel and control panel compatibility designed for seamless installation in distribution panels and MCCs where dependable protection and straightforward wiring matter.

Ideal use cases include manufacturing lines, conveyors, pumps, CNC and automation cabinets, and HVAC or OEM equipment where consistent trip characteristics and rapid fault isolation are essential for uptime and safety.

Key specifications at a glance

• Current rating: 150A
• Voltage rating: 600VAC / 250VDC
• Poles: 3‑Pole
• Breaker type: Circuit Breaker

With the NF225-S, you get a trusted Fuji Electric solution engineered for durable performance in control environments, providing clear protection boundaries and peace of mind across critical power and drive circuits.