Cable insulation is used to provide electrical separation between conductors of  a cable.  During the historical development of cables, numerous types...

Often document control is dictated by project requirements, for example a particular organisation may have an existing numbering system. Existing company...

Just added a page to the tools, which will allow you to calculate the synchronous speed, slip and rated torque for an induction motor. Not a particularly...

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...

Various arguments exist around SF6 Gas Insulated (GIS) and Air Insulated (AIS) medium voltage switchgear. Recently we had to change a GIS design to AI...

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

Electrical engineering is a field that covers a wide variety of sub-fields, including electricity and electronics. It is a field that goes back to the...

Motor starting and its associated problems are well-known to many people who have worked on large industrial processes. However, these things are, of course...

Anyone specifying or using electric motors should have a basic understanding how the insulation is related to temperature. Three classes of insulation...

This article gives an introduction to IEEE 485 method for the selection and calculation of battery capacity.