Answer / a.p.nanjappa

mANGAGEMENT DECISION-SECURITY OR ENERGY SAVING,
GENERALLY ,IT IS DESIGNED FOR NORMAL AND EMERGENCY SOURCE
LIGHTING

In CDG type IDMTL realy O/L , E/F, O/C which are used for out going feedrs,on R-phase o/c element, Y-phase , e/f elecment and on b -phase o/c element will be connected . Why the earth fault on center phase only, why not on other two phases?

2 Answers  

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what is relation betn. KW & KV?

10 Answers  

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what is bus PT ?

4 Answers  

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How star and delta connections inherently eliminate triplend harmonics?

1 Answers   Blue Star,

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what will happen if the frequency supplied is more than the frequency of the instrument...?

3 Answers  

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Does frequency change with increasing voltage i.e 220v to 11kv? explain if not?

6 Answers  

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what is the main use of ac and dc drives ? it is only used for speed variation or for power saver also?

1 Answers  

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which loses are in transformer .explane each loses

4 Answers  

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what is the purpose of interpose t/f in control and relay ckts?

2 Answers  

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what is the working principle of tube light?

2 Answers  

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we specify current in case of feeder but in case of distributor voltage, why?

0 Answers  

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How much should be the load percentage for 15kva Inverter and Iinut & I output load with Calculations

0 Answers   IBM,

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