The ABB SACE T6D 630 is a molded‑case circuit breaker / switch‑disconnector designed for low‑voltage electrical distribution and protection in industrial and commercial installations. It belongs to the Tmax T6D product range and is rated for a nominal current of 630 A. This breaker provides a reliable method to interrupt and isolate electrical circuits under overload and short‑circuit conditions, as well as to act as a manual load disconnector where required.