What are the causes of unbalanced current on 34.5kv feeder Ia=0.05,Ib= 0.25, Ic=0.15 and In=0.27 prior to tripping current are balance?

1742

what is the purpose of using filters in a protective relaying scheme?

2265

working and uses of current transformer?

2104

we have a s-5 simense plc having op7 .recently on op7 showing error 1.plc not present 2. DB error frequently. can u have any solution . please send me.

2609

Is it possible to make a feature using an overdefined sketch?

1383

Where lcr meter is used?

1132

I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.

2113

what is meant by sustainable developement as far construction field is considered. Give suitable examples to explain the same

2223

describe about storage allocation and scope of global,exterm,static,local and register variables in c language?

2322

What is necking in production engineering ?

1015

what is function of sensor, and how is it work , explain with difination

2382

why demand factor less then 1 ?

2191

What is working principle of profibus?

1196

which stabilizer is better ? AVR, Servo Stabilizer, Static stabilizer etc & why explain it

2873

Describe the operation of bi-metallic sensor with the help of a diagram?

1056