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Electric motors, generators & controls engineering FAQ Index

FAQ Index

AC Solid State Soft Starters

FAQ Title Author Date Rating/#
1. What is a Soft Start?   faq237-1064 jraef 9 Dec 04 6.9 / 53
 

Circuit Protection

FAQ Title Author Date Rating/#
What do all the different terms mean when discussing circuit breakers and how are NEMA and IEC terms different?  faq237-1402 jraef 7 Dec 07 8.4 / 8
 

Generator Sizing

FAQ Title Author Date Rating/#
Generator Sizing for a Motor Load  faq237-766 rbulsara 8 Dec 06 6.8 / 57
 

Load characteristics

FAQ Title Author Date Rating/#
How does hp change with flow for a "centrifugal pump"  faq237-1543 electricpete 6 Jan 10 --
 

Motor Power Supplies

FAQ Title Author Date Rating/#
Motors: Changing between a 50 and 60Hz supply.  faq237-1224 itsmoked 9 Jul 06 7.9 / 40
 

Motor Protection

FAQ Title Author Date Rating/#
Overload Trip Class - What does it really mean?   faq237-684 GGOSS 1 Jul 03 6.8 / 31
 

Motor Starting

FAQ Title Author Date Rating/#
How to select the correct motor starting method - Overview   faq237-1029 MVRockwell 9 Sep 04 5.6 / 32
Limits for repetitive induction motor DOL starting  faq237-1285 electricpete 13 May 13 6.0 / 2
Star Delta (wye delta) transients   faq237-613 Marke 30 Apr 03 6.9 / 30
Starting High inertia loads   faq237-1131 Marke 7 Jul 05 6.6 / 12
 

Nola Energy Savers

FAQ Title Author Date Rating/#
Energy Savers for Induction Motors   faq237-971 Marke 21 May 04 7.6 / 12
 

Obtaining Standards

FAQ Title Author Date Rating/#
How can I get a free copy of Standard xxxx?   faq237-1092 dpc 4 Mar 05 6.4 / 21
 

Posting help for EM&MC

FAQ Title Author Date Rating/#
How can I make the most effective use of this forum?   faq237-1261 jraef 28 Aug 06 9.4 / 5
 

Power Factor

FAQ Title Author Date Rating/#
What is power factor in an induction motor?   faq237-1779 mikekilroy 19 Aug 12 --
 

Testing motors

FAQ Title Author Date Rating/#
How to check a motor (AC) if it is faulty or not?  faq237-7 umn 3 Aug 00 6.1 / 106
Inductance, a good thing to test   faq237-1781 mikekilroy 26 Aug 12 --
 

Variable Frequency Drives

FAQ Title Author Date Rating/#
How does Vector Control compare to Servo Control?   faq237-1063 jraef 9 Dec 04 4.5 / 8
What is Master Slave Configuration ?   faq237-607 Sivbhas 27 Apr 03 7.6 / 14
What is Vector Control in a VFD?  faq237-1062 jraef 18 Apr 08 8.3 / 37
 

Water Damaged Electrical Equip

FAQ Title Author Date Rating/#
Information on what to do after water damage  faq237-1157 jraef 27 Mar 08 5.3 / 9
 

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