ABB S3N175TWA 175A 3-Pole 600 V Circuit Breaker

Introducing the ABB S3N175TWA 175A 3-Pole 600 V Circuit Breaker — a compact, dependable overcurrent protection device designed for three-phase power systems. Bearing the part number S3N175TWA, this breaker delivers reliable interruption of electrical faults in demanding environments.

Designed for three-phase protection, this breaker interrupts all three lines simultaneously to minimize arc risk and protect downstream equipment. With a 175 A current rating and a 600 V maximum voltage rating, it is suited for industrial and commercial power distribution where robust, predictable protection is essential.

Key specifications at a glance

• Current rating: 175 A
• Poles: 3
• Voltage rating: 600 V
• Part Number: S3N175TWA

Ideal applications

Perfect for three-phase feeders in panel boards, motor control centers, and distribution panels. Use this circuit breaker to safeguard motors, conveyors, pumps, feeders, and other machinery common in manufacturing, processing, and facilities management. Its 3-pole design makes it a natural fit for standard industrial power systems that require coordinated protection across all phases.

Why this ABB circuit breaker stands out

• Direct, reliable protection for three-phase circuits up to 600 V, reducing the risk of widespread faults.
• Clear identification with the exact part number (S3N175TWA) simplifies replacement, maintenance, and stocking.
• Solid, durable construction intended for continual operation in busy electrical environments.

Installation and practical tips

Install in compatible enclosures and panels designed for a 3-pole 600 V device. Ensure conductor sizing and terminal torque follow manufacturer guidelines to maintain a solid electrical connection. Periodically verify trip functionality and inspect for signs of wear or corrosion in harsh or dusty environments. If system conditions change (voltage, load, or configuration), reassess protection settings to maintain safe operation.

With the ABB S3N175TWA 175A, 3-Pole, 600 V circuit protection, you get precise, dependable control for your three-phase systems — a practical, straightforward solution for maintaining uptime and safeguarding critical equipment.