Latest Questions

1 Answers
0 Votes
329 Views
0 Answers
0 Votes
155 Views
0 Answers
0 Votes
246 Views
1 Answers
0 Votes
1672 Views

Electric Motors

4 months ago rajkishor
3 Answers
0 Votes
4133 Views
2 Answers
0 Votes
2275 Views
1 Answers
0 Votes
1056 Views
1 Answers
0 Votes
796 Views
0 Answers
0 Votes
845 Views
0 Answers
0 Votes
574 Views
0 Answers
0 Votes
654 Views
0 Answers
0 Votes
965 Views
0 Answers
0 Votes
1580 Views
0 Answers
0 Votes
1582 Views
0 Answers
0 Votes
1762 Views
0 Answers
0 Votes
2008 Views

Related Tags


Thermoplastic and Thermosetting Insulation

While there are a vast array of cable insulation materials, these are often divided into two general types; Thermoplastic or Thermosetting. For example...

Differential protection, the good old days

This morning I was explaining how differential protection works to a junior engineer. To give him something to read I opened up the NPAG (Network Protection...

Fault Calculation - Symmetrical Components

For unbalance conditions the calculation of fault currents is more complex. One method of dealing with this is symmetrical components. Using symmetrical...

Lead us, Warleader

Delum, who had watched all in silence, his face empty of expression, now spoke in turn. ' "Lead us, Warleader, into glory."' Reading is something I do...

Railway Electrification Voltages

This post is quick introduction and overview to different railway electrification voltages used in answer to a question sent in via email. While there...

Alternating Current Circuits

Alternating current (a.c.) is the backbone of modern electrical power distribution. In this article I’ll be pulling some of the more important concepts...

Switchboard - Forms of Internal Separation

IEC 61439 'Low-voltage switchgear and controlgear assemblies', specifies standard arrangements of switchboard (call forms of internal separation). The...

Electromechanical Relays

Electromechanical relays have been the traditional backbone of electrical protection systems.  While over recent years these have been replaced by microprocessor...

How to Size Power Cable Duct

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...

Introduction to Traction Substations

Following on from my post on railway electrification voltages, I thought an introduction to traction substations would be a good idea. Traction substations...

Our website uses cookies so that we can provide a better experience.
To learn more about what cookies are and how to manage them visit AboutCookies.org