Capacitors are widely used in electrical engineering for functions such as energy storage, power factor correction, voltage compensation and many others...

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...

Resistors are electronic components that oppose the flow of current.  Manufactured in various types and ranges they have a wide application to electronics...

There are a lot of interesting two page type notes on various medium voltage topics – switchgear, circuit breakers, bus systems etc. It is on the Siemens...

The windings of many medium and small sized transformers are protected by restricted earth fault (REF) systems. The illustration shows the principal of...

Electric motors are one of the most widely used items of electrical equipment. Improving motor efficiency benefits include, reduced power demand, lower...

Have an opinion or something to say, want to ask or answer questions, share your knowledge then use our site to do it . As a community of people interested...

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

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

I was having a conversation the other day about voltage levels.  While everyone was in agreement that low voltage was 1000 V and less, there was more confusion...