Most installations involve some form of lightning protection system which is connected to an earth electrode.  The function of the earth electrode is to...

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...

Years ago I was told that you should always try to write the best report you can.  Many years later I still think on this as one of the better pieces of...

A single phase system is perhaps the most common type of system most people are familiar with. This is what people have in their homes and what appliances...

Some colleagues had an issue earlier in the week on sizing conduits to be cast in concrete for some power cables . It became clear that none of us had...

Often document control is dictated by project requirements, for example a particular organisation may have an existing numbering system. Existing company...

Current transformers (CTs) are used to convert high level currents to a smaller more reasonable level for use as inputs to protection relays and metering...

American inventor Thomas Alva Edison was born in Milan, Ohio on February 11, 1847. He was the youngest of seven children and received little formal schooling...

Collection of links to various places with useful motor information. I’ll try and return to the page every now and again to update it with any motor notes...

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