how can we find CT coil not working ?

Categories >> Engineering >> Electrical Engineering
Suggest New Category

Question Posted / ravi

7 Answers
18283 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

What should be the percentage increase in length of the dead end clamp for bus bar conductor (Hawthorn) after hydraulic pressing and what should be the applied pressure?

0 Answers

Why we call cable rating in SQ.mm.If it is 240 SQ.mm how much the diameter possible?is there any calculation ?

4 Answers

for compensate 315mh inductance ,how many capaciance required?

0 Answers Mitsubishi,

what is the meaning of DY-11 Z-5%

1 Answers

What is the differences in phase to phase voltages between star and delta connections of stator?

1 Answers

in three 3.5 core aluminium ug cable. one cable is used for one phase by shrting R,Y and B wires and other 2 cables used for Y and b phases. balace 3 neutral wires are made common and connected to load. suddenly neutral current was more than line current what is the reason behind this?

1 Answers DLF,

how to convert star network in delta or vice versa...?

1 Answers Toyota,

i have completed deee and i've (June2012-feb 2015 experience in electrical maintenance in pvt ltd company.company having HT & LT electrical power.how to apply electrical C-license ,NOW I was resigned my job,what are requirements of applying for c-license

0 Answers

What is the function of the exiter in DG.

3 Answers

what are your career plans upon completion of the programme and the relevance of recity generation to your professional development?

0 Answers

how to find Harmonics and types as per the equipemnts

0 Answers

What is pd controller?

0 Answers

For more Electrical Engineering Interview Questions Click Here