Cable insulation is used to provide electrical separation between conductors of a cable. During the historical development of cables, numerous types...
This is the first of two posts on the resistance of conductors. In the next post I will look at the ac resistance, including skin effect and we deal with...
Recently I have seen a few interesting articles on viable cold fusion; the combining of atoms at room like temperatures to create boundless energy. Now...
American inventor Thomas Alva Edison was born in Milan, Ohio on February 11, 1847. He was the youngest of seven children and received little formal schooling...
IEC 60287 "Calculation of the continuous current rating of cables (100% load factor)" is the International Standard which defines the procedures and equations...
Often document control is dictated by project requirements, for example a particular organisation may have an existing numbering system. Existing company...
In three phase systems, the use of transformers with three windings (or legs) per side is common. These three windings are often connected in delta or...
A quick post in connection with an email question: Live Tank - the circuit breaker the switching unit is located in an insulator bushing which is live...
Problems on achieving maximum voltage drop within an installation come up often. Depending where you live, local regulations will have different limits...
This post is quick introduction and overview to different railway electrification voltages used in answer to a question sent in via email. While there...
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