Answer / anil

star delta is used at the transmission side
star star is used for low voltage supplies
delta delta is used for higher voltages
delta star is used at the recieving end of the transmission

why we are using R,Y,B colours for 3 Phase ?

4 Answers   ITC Infotech,

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what is name of transformer oil ?

58 Answers   L&T, MPSEB, OPTCL, Practical Viva Questions, Servo, TATA, XLPE, ZGL,

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why farmers are use earthing instead of neutral for their light conec. at field.is it safe

2 Answers   Honeywell,

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What is the unit of attenuation?

0 Answers  

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what do you mean by plant earthing system.

0 Answers  

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Ash AAAC conductor is used for which KV lines

1 Answers  

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why is only third harmonics is dangerous for electrical equipments?

3 Answers  

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In LT Line What is the minimum clearance required between phase to phase busbar & between Phase to body of the panel? Also between Neutral &phase, & Neutral & body of panel. as per standards.

1 Answers  

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why the earth pin in a 3-pin socket is longer and thickest?

5 Answers  

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at high temperature conductivity increases for conductor what will happen for long transmission when temperature is high?

1 Answers  

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what is rating providing of contactor,relay,fuse unit for motor output power

2 Answers  

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What is the Difference Between MCCB & ACB & VCB

4 Answers   ABB,

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