A contactor is an electrical device that is used to control high-voltage electrical loads such as motors, lighting systems, and heating systems. It is widely used in industrial and commercial ...

Starters and contactors are key ingredients in the process of starting equipment in a mine. Credit: Wikimedia Commons Starters and contactors are motor-starting devices. Used mining applications large ...

Peter asks this question about the burning out of a motor wired in star-delta formation, and where to place overload protection in the circuit in future. It has been answered by ABB (Theme – ...