Why in power plant projects we see DOL starting method used for motors upto 160 kW instead of star delta method
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what is the difference between UPS and INVERTER?
what is meant by HT<?
defult setting in p220 micom motor proction relay for 11kv,640kw,f.l.a.-40a,1440rpm ht motor?
What happen to alternator if prime mover fails?
What is meant by operating sequence of VCB : 0–0.3sec.–CO– 3min.-CO
A synchronous machines has higher capacity for (1) Leading power factor (2) Lagging power factor (3) Does not depend upon the power factor of machine (4) None of the above
either water sensor or flow meter,how we observe the water level, f any other equipment are in market ?
Which pump set is more suitable and economical for liftingwater from 300Mtr borewell? A. Compressor Pump B. Submersible Pump C. Jet Pumps D. 25HP Centrifugal Pump Q. from PSC Test 22-11-2008 Meter reader
how to calc. current for 5MVAR,50hz,33kv
WHAT IS THE SIGNIFICANCE OF VECTOR GROUPS IN TRANSFORMER? WHAT WILL BE EFFECT WHEN PHASE DISPLACEMENT CHANGES IN TRANSFORMER?
5 Answers ABB, Nissi Engineering Solution, NSL Sugars,
What is the maximum advisable distance where it is required to interconnect a 500 KVA 480 V 3 ph transformer and the main panel or MCC ignoring the voltage droop affectation, does it is exist any standard about it?
why we use 50hz frequency in india why not other frequencies like 52,59,42 etc
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