how can we find CT coil not working ?

Categories >> Engineering >> Electrical Engineering
Suggest New Category

Question Posted / ravi

7 Answers
18788 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

how can we find CT coil not working ?..

Answer / naveen katinni

online measure the current
offline check the continuity

Is This Answer Correct ?

22 Yes

2 No

how can we find CT coil not working ?..

Answer / dinesh goswami

1. measring output current
2. check the coil resistance
3. Insulation resistance coil to earth

Is This Answer Correct ?

5 Yes

2 No

how can we find CT coil not working ?..

Answer / manish chaudhary

Short the secondary winding and check the current.If no
current found it means CT is FAULTY.

Is This Answer Correct ?

8 Yes

6 No

how can we find CT coil not working ?..

Answer / surya prakash

inject current to the primary side and measure the current
at secondary side....check the ratio...

measure IR /pI value....
measure the knee voltage of transformer...

Is This Answer Correct ?

5 Yes

4 No

how can we find CT coil not working ?..

Answer / pradeep kumar

no any type output from ct

Is This Answer Correct ?

8 Yes

8 No

how can we find CT coil not working ?..

Answer / amit

output is less then rated value.

Is This Answer Correct ?

11 Yes

14 No

how can we find CT coil not working ?..

Answer / mrudang

check the DGA of OIL
check the PPM value
check the other gas value
check the IR value

Is This Answer Correct ?

2 Yes

8 No

Post New Answer

More Electrical Engineering Interview Questions

Where can I get CPWD electrical shedule rates in web? please help me.

1 Answers

sir i completed apprentice in TNEB.apprentice is eligible for 'c' licence

0 Answers Bhel, TNEB Tamil Nadu Electricity Board,

If our power factor is lagging then who is in profit? I mean consumer or Supplier!

1 Answers Sail,

when we r using single phase load and we have power cable of 3.5core with .5 of neutral and neutral is suppose to the returen path of the phase how much current will flow in the neutral.reply.

2 Answers

what is meant by residual over voltage & residual earth fault ?

0 Answers

what is surge voltage and surge current?

2 Answers MES,

why we use ac?why we use dc? why we we cannot use only ac/dc for all the applications?what happen if we use?

0 Answers

If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

0 Answers Kirloskar,

what is servo motor and how it works?

0 Answers Godrej,

iam working as a electrical engineer. i want to know about any license or certificates regarding my field. for my carrier and ti improve the knoweledge.,,, how we get that..and what procedures......... pls help me

1 Answers

The armature of shunt dc motor has 0.8ohm resistance and motor is to run on 120V circuit.If motor is suddenly thrown on circuit while armature at standstill then current drawn by motor will be??Also back emf in normal running is 110V

2 Answers

How dc generators direction can be reversed ??

2 Answers GPSC Gujarat Public Service Commission,

For more Electrical Engineering Interview Questions Click Here