The other day I was talking to a colleague who is a building services consultant.  Despite regularly specifying dry-type/cast resin transformers he was...

GE have put together a time-lapse video shown flight take-off and landings at some airports. An interesting view:

In 2011, with the introduction of it’s Panda search ranking algorithms, Google introduced tools for determining the original author of posts.  The intention...

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

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The correct sizing of current transformers is required to ensure satisfactory operation of measuring instruments and protection relays. Several methods...

Lamps are the essential part of any luminaire. These are the light generating components. Since the advent of electrical lighting in the middle of the...

When selecting a cable, the performance of the cable under fault conditions is an important consideration. It is important that calculations be carried...

The European Union is implementing a voluntary code of practice for participants with the aim of improving the overall efficiency of data centres. As part...

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