Fundamental electrical engineering concepts and theory
Power cables can basically be classified into earthed and unearthed cables, where earthed and unearthed refer to the application for which the cable is...
In the previous note we looked at the approach taken by the standard to the sizing of cables and illustrated this with an example. We then looked at one...
The calculation of current in a three phase system has been brought up on our site feedback and is a discussion I seem to get involved in every now and...
The other day I came across an article in Technology Review on the development of a smart transformer. A professor at North Carolina State University is...
Using software in our work is essential for most of us and we are becoming even more dependant on it's use. While software is a great asset, many times...
Reading is a bit of a hobby of mine and I"ve done a few off-topic posts in the past on this. Rather than continue doing the occasional post I thought ...
Depending where in the world you work, you are likely following one of two standards International Electrotechnical Commission (IEC) National...
Request to look at induction motor starting time have come up a few times on the site. Hopefully in this post, I give you guys some idea on how to calculate...
Most installations involve some form of lightning protection system which is connected to an earth electrode. The function of the earth electrode is to...
Our cable sizing tool is one of the more popular tools on the site. The tool enables cables to be sized in compliance with BS 7671 (the IEE Wiring Regulations...
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