Anyone specifying or using electric motors should have a basic understanding how the insulation is related to temperature. Three classes of insulation...

Problems on achieving maximum voltage drop within an installation come up often. Depending where you live, local regulations will have different limits...

If you want to check a circuit is dead (not live), you should always use the three point method. First check a known live circuit, then check the dead...

While there are a vast array of cable insulation materials, these are often divided into two general types; Thermoplastic or Thermosetting. For example...

Ever wondered what kind of power an aircraft uses when parked at the airport stand. Normally the aircraft generates it own power, but when parked with...

If you are working on a large plan, get the real coordinates [latitude, longitude] for two or more points and add them to the drawing. That way you can...

Here’s list of some famous scientists. Deliberately short, with the aim to provide a quick memory jog or overview. If your looking for more detailed information...

Motor starting and its associated problems are well-known to many people who have worked on large industrial processes. However, these things are, of course...

The following tables provide quick order of magnitude fault levels for a a range of typical low voltage situations.

Depending where in the world you work, you are likely following one of two standards International Electrotechnical Commission (IEC) National...