Fundamental electrical engineering concepts and theory
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...
Multimeters are undoubtedly the most common item of electrical test equipment in use. Often it is the first piece of equipment people will turn to when...
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...
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...
Battery powered cars are a hot topic and widely debated. The pros, cons, issues and time frames can be talked about endlessly. An article by the Telegraph...
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...
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...
Within Europe the European Committee for Electrotechnical Standardization (CENELEC) has standardised the both the designation and colour of cables. ...
Exposure to time varying magnetic fields, from power frequencies to the gigahertz range can have harmful consequences. A lot of research has been conducted...
Many questions sent in to the site are in connection with motor starting and in particular star-delta. For all but the simplest application, there is...
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