Hyundai 1250A Air Circuit Breaker 660VAC Three Pole Heavy Duty Industrial And Commercial Power Distribution

Hyundai 1250A Air Circuit Breaker is a heavy-duty protective device designed to shield industrial and commercial power distribution systems from faults while enabling safe, reliable switching of feeders. With a robust 1250A rating and a 660VAC operating voltage across a 3-pole configuration, this air circuit breaker provides fast fault interruption and dependable performance in demanding environments.

Key specifications

• Model / Part Number: 1250A
• Current Rating: 1250A
• Voltage Rating: 660VAC
• Poles: 3-Pole
• Breaker Type: Air Circuit Breaker

Why choose this Hyundai 1250A ACB

Designed for reliability in industrial and commercial facilities, this ACB offers adjustable trip settings that let you tailor protection to the specific equipment and load profile of your site. Its high interruption capacity is engineered to safely interrupt heavy fault currents, reducing the risk of damage to transformers, motors, and switchgear while supporting fast return to service after a fault.

Ideal applications

• Main incoming feeders feeding switchboards and distribution panels
• Critical power distribution in manufacturing plants and large commercial buildings
• Protection point for heavy-duty electrical circuits where precise settings and rapid isolation are essential

Practical considerations and tips

• Verify compatibility with your existing switchgear and busbar arrangement; ensure mounting and clearance fit a three-pole 1250A device
• Coordinate trip settings with your protection relays to enable selective tripping and minimize unnecessary outages
• Schedule regular inspection of connections and perform trip verification to maintain reliable operation