For 132 KV line, PT or CVT which is prefered for measuring
& protection? is there any IS or IEE standard available?

Answer Posted / k.prakashchandra

For both protection and accurate measurement PT is used with
separate cores . For protection and apprx measurement CVT
is used

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

IN SINGLE PH TRANSFORMER IF LEKAGE IMPEDANCE DROP IS NEGLECTED ,THE FLUX IN THE MAGNETIC CORE and the lekage flux linking a winding are a)proportional to the applied v to the winding i respectively.

1640


what is metering cum synchronizing panel and how it is used?

3996


what is the reqirred voltage in HT motor to get full RPM on no load test?

1569


It is desired to flood light the front of a building 42 meters wide and 16 meters hig.Projectors of 30 degree beam spread and 1000 watt lamps giving 20 lumen/watt are availabl.If the desired level of illumination is 75 lumen/m and show a suitable scheme.Assume the cofficient of utilization, deprecitation factor and waste light factor are 0.4, 13 and 1.2 respectively.

2980


what is fault level of power system ?

5110






do anyone out there know where to find a compleete list on acronyms/abbreviations used in offshore electric engineering. MCB - Micro Circuit Breaker, MCCB-Mouldes Case Circuit Breaker, ELCB-Earth Lekage Circuit Breaker, ELMCB- etc.....

1574


why incomer bay is required before transformer bay if there are more than 1 nos. of transformer bay.

2628


what is the difference between neutral and earth

1562


Sir, plz tell me how droop setting is done in parellel operation od DG set ? please give practical example ?

1683


How to identify the start and end of 3phase 12 lead motor if U1, U2, etc numberings are lost or erased.

1716


how to calculate single phase motor efficiency ?

1523


Sir pl provide 5 year sample paper for post junior engineer(electrical).I have currently applied for junior engineer (electrical) on RRB Ajmer

3191


How can I calculate ISF of current transformer?

3046


what is the difference between pvc & fiber glass cables

1050


Why does inductive loads consume KVARs?

1564