Can be ammeter and voltmeter used without CT? if not, what is the reason for that?

3 Answers   Elektrotek, Toyo Engineering,

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In the Load Test of 3 Phase Squirrel Cage Induction Motor, 2 wattmeters are used. One of the wattmeter deflects in negative diretion during no load. Why?

1 Answers   CAT,

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we have one pumping station and 4.6 MW 7 no.s synchronous motors.so there is no required HT capacitor to improve power factor.But we have two no.s of 25 Mva power transformer connect to distribute the power for motors connect with 220 kv line.So i have required the HT capacitor to improve power factor at HT side i mean power transformer bus side.So please suggest how much HT capacitor banks required for same.

1 Answers  

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What kind of preventive maintenance are there for AC induction motor?

1 Answers   Gulf,

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opkinson's test

0 Answers   Bhel,

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what is wore of PLC ?

1 Answers  

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what is a difference berween line voltage and phase voltage?

2 Answers  

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Why size of HT cable is less then LT cable inspite of the fact that voltage is higher in HT cable?

2 Answers   L&T,

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What is the lower limit of megger value for 66/11KV power Transformer ?

7 Answers   MSETCL Maharashtra State Electricity Transmission Co Ltd, Torrent Power,

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what do you know about SERVOMOTOR

4 Answers  

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What is meaning of star delta connection / delta star connection and which one is best and what is the advantage?

0 Answers  

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Can anyone tell the proper diagram of star delta starter????

0 Answers  

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