HELLO SIR, IAM PREPARING HPCL EXAMS. SO PLS SEND MATERIAL OF HPCL ELECTRICAL ENG..TO VIJAY_8888@YMAIL.COM

0 Answers   HPCL,

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what is the difference between starter and control panel..?

4 Answers  

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How much current will a 5 HP delta connected motor at no load will take?Is tat need a starter

2 Answers   GRB,

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what is the difference between effective earthing and resistive earthing?

3 Answers   REL,

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how to find 5 kilo meter long under ground 33 kv cable fault location if IR VALUE shows 0.05 M ohm @5000 volt.and cable fault locator shows some time fault distance 3 kilo meter ,3.7 kilo meter and some time 1 kilo meter? now how to find the fault location that where is leakage.

1 Answers   FGI, OPS,

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DEAR ALL I have motors ( 10 units )each one is 90kw 380V 50 HZ 1000rpm but new local pwer is 220v 60 hz requierd rpm should be 1000 pleas what the beast solution is used frequncy converter or rewinding all motos or chang all motors thanks

6 Answers   GE,

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In tranformer winding Connection Like Dyn1 ,so LV lags Hv by 30 deg and Dyn11 LV lead HV by 30,so how do this lagging and leading afffect the transformer??

2 Answers   Siemens,

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what is the difference between CT and CVT in EHV Sub Stations

4 Answers   Hofincons, Lanco, TATA,

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what is the difference between line & phase current in star delta connection motor?

2 Answers  

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What are RMU yard Safety Operating Procedures

2 Answers  

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what is upper impedance and lower impedance of a distance relay

0 Answers  

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What is the difference between electric and electronic circuits?

11 Answers  

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