The start-up circuit is a small piece of circuitry that is needed in almost all designs, is often taken- for-granted, and maybe because of that, is responsible for many design iterations. So what is a ...

Many single-phase motors used with refrigeration-duty, semi-hermetic and hermetic compressors require an external relay to assist in starting. How much do you know about these necessary products? An ...

The opening part of this series laid out how the starter motor works, set the thing in the context of its electrical supply and suggested a few eyes-and-ears checks as the first steps in ...