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whate is aelectrical power fector for exampal8 6484
We have 800KW motor operating at 6600Volt,50 Hz supply.During 1st startup it tripped on overcurrent trip.It's FLA is 88 Amps.The K factor of Thermal overloaaad was set on .94 initially.then we set at 0.97 and then it started fine.i dont understand why it tripped first?What are the protections which comes in picture during starting ?6 4983
what happen when dc shunt motor field is sudden open in running condition34 50653
How conventional fire alarm system works?1 889
WHAT IS SHORT CIRCUIT STRENGTH OF 100 AMPS MCCB?
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What happen if 200 KVAR capacitor connected to power continuesly?
two way ckt diagram can be drawn by how many ways? give diagram
why the NGR (neutral grounding resistor) always OFF during DG off?
dg earth connect only in the amf panel or not why
what the Microsoft .NET framework is?
WHY RATING OF VCB NOT LESS THAN 630A
how to calculate earth fault relay current and CBCT ratio
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For R-L or R-C ckt,time constant formula is L/R and RC respectively and its unit is in sec.Pls tell me the derivation
Q: How to calculate Transformer losses , tell us by Formula.
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We have two parts in generator, electrical & mechanical. how it works?
Earth leakage relay basic knowledge principle
Dg pf .71 i am improve pf 0.80 what capacitor connected in dg how?