A lot of our members work in countries where PPE (personal protective equipment) is regulated or they work for companies/organizations which take employee...
While not as popular as it once was, frame leakage protection does still have some use in some circumstances. In essence frame leakage is an earth fault...
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...
Years ago I was told that you should always try to write the best report you can. Many years later I still think on this as one of the better pieces of...
Most installations involve some form of lightning protection system which is connected to an earth electrode. The function of the earth electrode is to...
I have been thinking recently that there appears to be less professional integrity around than when I first started my career in electrical engineering...
The International System of Units (abbreviated SI) is the world's most widely used system of units. The system consists of a set of units and prefixes...
The correct sizing of current transformers is required to ensure satisfactory operation of measuring instruments and protection relays. Several methods...
Some colleagues had an issue earlier in the week on sizing conduits to be cast in concrete for some power cables . It became clear that none of us had...
Anyone specifying or using electric motors should have a basic understanding how the insulation is related to temperature. Three classes of insulation...
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