Following on from my post on railway electrification voltages, I thought an introduction to traction substations would be a good idea. Traction substations...
If two dissimilar metals are touching and an external conducting path exists, corrosion of one the metals can take place. Moisture or other materials...
A UPS is an uninterruptible power supply. It is a device which maintains a continuous supply of electrical power, even in the event of failure of the...
Our IEE cable sizing was wrote a few years ago and had become rough around the edges. I thought it was time to give the tool a service. Unfortunately when...
Lead acid batteries are cost effect and reliable, making them suitable for many applications.This note examines topics of interest associated with the...
IEC 60947 is the circuit breaker standard and covers the marking of breakers in detail. Any manufacturer following this standard should comply with the...
Often document control is dictated by project requirements, for example a particular organisation may have an existing numbering system. Existing company...
We have had the Wiki with us for a long time now, but at last I have decided to say bye bye – more details on why below.
Depending where in the world you work, you are likely following one of two standards International Electrotechnical Commission (IEC) National...
Electrical engineering has a multitude of laws and theorems. It is fair to say the Ohm's Law is one of the more widely known; it not the most known. Developed...
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