The ABB OTM63F4C21D380C is a 4‑pole motorized change‑over and automatic transfer switch (ATS) designed to automatically transfer electrical loads between two independent AC power sources (such as utility mains and a backup generator) in three‑phase low-voltage distribution systems. It provides both motorized automatic operation and manual override via a handle. Mechanical interlocks ensure safe isolation of the two power sources, preventing simultaneous connection. This switch is suitable for industrial and commercial installations where reliable power continuity is required.

The ABB OTM40F4C12D380C6-1 is a 4‑pole motorized change‑over and automatic transfer switch (ATS) designed to automatically transfer electrical loads between two independent AC power sources (such as utility mains and a backup generator) in three‑phase low-voltage distribution systems. It supports both motorized automatic operation and manual override via a handle. Mechanical interlocks prevent both power sources from being connected simultaneously, ensuring safe and reliable switching. This switch is suitable for industrial and commercial installations where continuity of power is critical.

The ABB OTM100F4C12D380C is a 4‑pole motorized change‑over and automatic transfer switch (ATS) designed to automatically transfer electrical loads between two independent AC power sources (such as utility mains and a backup generator) in three‑phase low-voltage distribution systems. It supports motorized automatic operation and manual override via a handle. Mechanical interlocks ensure safe isolation of the two power sources, preventing simultaneous connection. This switch is suitable for industrial and commercial installations where reliable power continuity is required.

The ABB S203M‑C10 is a 3‑pole miniature circuit breaker (MCB) from ABB’s System pro M compact (S200M) range. It is designed to provide overload and short‑circuit protection for electrical circuits in residential, commercial, and industrial installations. The breaker uses a C‑curve trip characteristic, making it suitable for general electrical loads including lighting, socket circuits, and motor loads with moderate inrush current. It is DIN‑rail mountable and commonly used in distribution boards and control panels where reliable circuit protection is required.

The ABB OTM250E4C3D380C is a 4‑pole motorized automatic transfer switch (ATS) / change‑over switch designed to automatically transfer electrical loads between two independent AC power sources (such as utility mains and a backup generator) in three‑phase low‑voltage power distribution systems. It is part of ABB’s OTM automatic transfer switch family, built to enable reliable and safe switching with motorized automatic operation and manual override via a handle. The device includes mechanical interlocks to ensure that the two power sources remain electrically isolated and cannot be connected simultaneously, minimizing risk during transfer operations. This switch is suitable for industrial, commercial, and critical power installations where continuity of power and safe source change‑over are needed.

The ABB OTM80F4C10D380C is a 4‑pole motorized automatic transfer switch (ATS)/change‑over switch designed for automatic or manual transfer of electrical loads between two independent three‑phase AC power sources, such as utility mains and a backup generator. It is part of ABB’s range of motorized change‑over switches suited for low‑voltage distribution systems. The device supports motorized remote control for automatic switching as well as manual override via a handle. A mechanical interlock ensures that the two power sources remain isolated and cannot be connected at the same time, enhancing safety and continuity of power in industrial and commercial installations.

The ABB OTM200E4C10D380C is a 4‑pole motorized automatic transfer switch (ATS) / change‑over switch designed to transfer electrical loads between two independent AC power sources, such as utility mains and a standby generator, in three‑phase low‑voltage distribution systems. It belongs to ABB’s OTM series of motorized change‑over switches, which provide safe and reliable automatic switching via a motor operator and also support manual override via a handle. The switch incorporates mechanical interlocks to prevent both power sources from being connected simultaneously, ensuring safety during transfer operations. This type of device is commonly used in industrial, commercial, and critical power applications where continuity of power is essential.

The ABB OTM400E4C11D380C is a 4‑pole motorized automatic transfer switch (ATS) / change‑over switch designed to automatically transfer electrical loads between two independent AC power sources, such as utility mains and a standby generator, in low‑voltage three‑phase distribution systems. This type of switch provides motorized automatic operation for seamless source changes and also has provision for manual operation in emergency or maintenance situations. A built‑in mechanical interlock prevents the two power sources from being connected simultaneously, ensuring safety and continuity of power in industrial and commercial environments. It is suitable for medium to large power distribution systems where reliable source switching is required.

The ABB OTM800E3C21D380C is a 4‑pole motorized automatic transfer switch (ATS) / change‑over switch designed to automatically transfer electrical loads between two independent AC power sources, such as utility mains and a backup generator, in three‑phase low‑voltage power distribution systems. This switch is part of ABB’s OTM series of motorized change‑over devices and is built for robust, high‑current applications. It supports motorized automatic operation and also allows manual override via a handle. A mechanical interlock ensures the two power sources remain isolated and cannot be connected simultaneously, enhancing safety during transfer events. The device is suitable for industrial, commercial, and critical‑power installations requiring high‑current source switching.

The ABB OTM63F4C11D380C is a 4‑pole motorized automatic transfer switch (ATS)/motorized change‑over switch designed for automatic and manual switching of electrical loads between two separate AC power sources — typically the utility mains and a backup generator — in three‑phase low‑voltage distribution systems. It enables remote or automatic switching using a motor operator, and also allows local manual operation via a handle. A mechanical interlock ensures that both power sources are electrically isolated and cannot be connected simultaneously, enhancing safety and preventing back‑feeding. This type of switch is suitable for industrial, commercial, and critical power applications where reliable source transfer and continuity of power are essential.