Why TAP changer provided in primary side of HT
transformer ? and why not in secondary?

Answer Posted / s hubertsubis

if you provide tap changer on ht side we variy the voltage
as we required at secondary side if we connect in secondary
side we can variy the current as the changes in load

Is This Answer Correct ?    10 Yes 31 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Explain the laying procedure and laying depth of submarine/subsea power cable for 220/400KV system? Also available cable diameter?

1691


After doubling voltage from solar cells & use step down voltage transformer can we get high current output with low voltage.

1488


Explain what is rated speed?

675


how to design the heater in temperature control unit to heat 50KL of water?

1430


dear all i am kumara now current working in electrical designing of control and relay panel i want learn some substaion design then any book are available. pls mention name and authour

1512






Good day everyone,currently in our premise we using 30kw slip ring motor with resistance bank which we use as forward and reverse at conveyor bar handling. So,my question is how do we calculate the resistance bank which is suit the motor. Kindly,assist me... thank you

1273


in 132kv substation CRT means

2208


WHERE NEUTRAL WIRE IS CONNECTED AT DOMESTIC TO TRANSMISSION LINE(SINGLE PHASE TO THREE PHASE)

1347


What types domain of laplace transforms? What behavior can laplace transform predict how the system work?

670


I have one ct of ratio 3000-2000/1 Amp its knee point voltage mentioned on name plate is 500-333/30mA-50mA at Vk/2. in secondary box there is three terminal named 1S1, 1S2, 1S3 then on which terminal obtained the knee point voltage ie 1S1-1S2 OR 1S1-1S3 & also specify the knee point voltage for the ratio 3000 from name plate.

1980


Post possible questions for Power Factor Panel FAT / SAT

974


I AM A ELECTRICAL PANEL BOARD DESIGN ENGINEER.IF I GO ANY INTERVIEW ,TECHNICALLY WHAT ARE QUESTIONS I WILL FACE FROM INTERVIEWER?

12306


What is servo motor and what are different types of servo motor

1883


HOW TO CALCULATE THE HEAT AND LOAD OF LT-SUBSTATION WHICH CONTAINS 2*1MVA TRANSFORMERS,LT SWITCH BOARD,MLDB,ACB,BUSBAR,ETC...?

3485


What is the types of HT motor testing

3017