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FAQ Index

Electric Power Engineering

FAQ Title Author Date Rating/#
AT & AF in MCCB'S   faq238-1801 alanElec 17 Mar 13 10.0 / 1
Can I parallel a DY1 and DY11 transformer?  faq238-1154 stevenal 2 Jul 14 5.9 / 30
Effective UPS Testing   faq238-270 Elecme 16 May 02 6.4 / 49
Ground Detection vs. Insulation Monitoring for Ungrounded LV Systems   faq238-793 GFHunter 14 Oct 03 4.6 / 12
In high voltage system e.g. 132 kV, should we go for CVT or PT   faq238-114 RAgrawal 8 Sep 01 5.4 / 38
Inspecting equipment at repair & OEMs facilities?   faq238-857 eyec 25 Nov 03 4.6 / 5
Is the short circuit current from an induction motor dependent on the load on the motor at the instant of the short circuit?  faq238-14 jack6238 26 Sep 00 6.7 / 56
Questions of phase  faq238-777 stevenal 23 May 05 6.8 / 24
Very Brief Overview of Symmetrical Components (positive, negative, & zero sequence)   faq238-314 tgott 23 Jul 02 6.4 / 82
What does the vector symbol means in two winding, three phase transformers?  faq238-1090 RalphChristie 22 Apr 05 7.6 / 43
What's the difference between live tank and dead tank circuit breakers?   faq238-313 tgott 23 Jul 02 5.3 / 19
Why do high voltages develop across the leads of an open CT secondary, and not on an open VT secondary?  faq238-1189 stevenal 21 Mar 12 7.5 / 22
WHY ONLOAD TAPCHANGERS ARE REQD/   faq238-714 YULESWAM 23 Jul 03 4.7 / 22

Posting pictures eng-tips.

FAQ Title Author Date Rating/#
This is how to post pictures in your post.  faq238-1161 itsmoked 13 Feb 16 8.7 / 26

Power Quality

FAQ Title Author Date Rating/#
My process control system is not reliable and I suspect a voltage dip problem. Where do I start?   faq238-1295 eurocopper 9 Jan 07 --
My system suffers from voltage dips that appear to originate outside my installation. What can be done to resolve the issue?   faq238-1296 eurocopper 10 Jan 07 5.0 / 1
What is the difference between a voltage regulator and a Dynamic Voltage Restorer (DVR)?   faq238-1297 eurocopper 10 Jan 07 5.0 / 2

Reference Library

FAQ Title Author Date Rating/#
What are good references for a Power Engineer?  faq238-1287 davidbeach 2 Jan 12 7.4 / 167

World Indusrial Voltages

FAQ Title Author Date Rating/#
What voltage and frequency will I find in "some other" country?   faq238-1168 jraef 15 Oct 05 6.4 / 7


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