The widely used United Sates standard ANSI/IEEE C37.2 'Electrical Power System Device Function Numbers, Acronyms, and Contact Designations' deals with...

Our question and answer system while letting you do exactly what it says, is much more.  It is a dynamic user driven system, where our users not only ask...

IEC 60947 is the circuit breaker standard and covers the marking of breakers in detail. Any manufacturer following this standard should comply with the...

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...

When sizing cables nearly, everyone uses some form of software. This ranges from homespun spreadsheets to complex network analyses software. Each has its...

A recurring theme on our forums is cable sizing. Now many installations are unique and require special consideration. However, a lot of the time things...

I have been thinking recently that there appears to be less professional integrity around than when I first started my career in electrical engineering...

It's been a busy few months on different projects or busy couple of decades depending on how I look at it. I can say that on the odd (frequent) occasion...

A load flow study is the analysis of an electrical network carried out by an electrical engineer. The purpose is to understand how power flows around...