Variable frequency drives (VFDs) also known as variable-speed drives or adjustable-speed drives are used to power 3-phase AC electric motors in applications requiring greater control and power efficiency. The benefits …
Cable Selection Parameters The normal practice for determining the size of cables is using a continuous current operation. In this case, the cable sizing will be straightforward. What if the …
Cable shields and the metallic sheaths or armors need to be solidly grounded on at least one point in order to operate at or near ground potential at all times. …
The IEC Standard 60445 – Basic and safety principles for man-machine interface, marking and identification – Identification of equipment terminals, conductor terminations and conductors published in August 2010 is a …