Terasaki AT06 630A 690VAC Air Circuit Breaker for Industrial Power Distribution Systems

Terasaki AT06 630A 690VAC Air Circuit Breaker is a heavy-duty solution designed to protect and switch low-voltage power distribution systems in industrial and commercial facilities. Built for reliability, this AT06 unit helps keep critical loads online while safely clearing fault conditions.

Key specifications at a glance

• Model / Part Number: AT06
• Current Rating: 630A
• Voltage Rating: 690VAC
• Breaker Type: Air Circuit Breaker
• Trip settings: Adjustable for tailored protection in your system

Ideal for main incoming feeders and switchboards, the AT06 excels in protecting critical power distribution where adjustable trip settings and high interruption capacity are required. Its air-based interruption mechanism delivers reliable fault clearance, helping to minimize equipment damage and downtime during faults or maintenance windows.

Who benefits most

• Industrial facilities with heavy electrical loads that demand dependable main protection
• Commercial distribution networks needing quick, selective fault isolation
• Switchboards and main feeders requiring configurable protection thresholds to coordinate with other protective devices

Why choose the Terasaki AT06? It combines a proven heavy-duty design with precise, adjustable protection and a high interruption capacity—specifically engineered for low-voltage distribution environments. If reliability and rapid fault clearance are priorities for your electrical system, the AT06 provides a robust, reliable backbone that supports safer, more resilient power distribution.