Fundamental electrical engineering concepts and theory
Within Europe the European Committee for Electrotechnical Standardization (CENELEC) has standardised the both the designation and colour of cables. ...
Often document control is dictated by project requirements, for example a particular organisation may have an existing numbering system. Existing company...
Collection of links to various places with useful motor information. I’ll try and return to the page every now and again to update it with any motor notes...
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...
HTML supports a variety of entity symbols which can be entered using either numbers or an entity name. The number or name is preceded by the ‘&’ sign...
The image (reproduced from IEC 60909) shows a typical fault in an ac system. From the illustration it can seen that there is an initial dc component ...
A single phase system is perhaps the most common type of system most people are familiar with. This is what people have in their homes and what appliances...
Steel ladders, trays and baskets form the backbone of cable containment systems. Often these items need some form of surface treatment to prevent corrosion...
Photovoltaic (PV) cells (sometimes called solar cells) convert solar energy into electrical energy. Every year more and more PV systems are installed...
Multimeters are undoubtedly the most common item of electrical test equipment in use. Often it is the first piece of equipment people will turn to when...
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