soewinaung


{ City } sittwe
< Country > india
* Profession * electrician
User No # 30759
Total Questions Posted # 0
Total Answers Posted # 2

Total Answers Posted for My Questions # 0
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Question { 15645 }

what will happen if the secondary of current transformer
kept open....


Answer

Never open secondary of C.T. There will be very high voltage
in the secondary winding. C.T will be blast.

Is This Answer Correct ?    15 Yes 1 No

Question { 9454 }

suppose we using 3 phase motor of 440 v means what range
of C.T. is require for measuring current ?


Answer

We must know full load ampere of the motor.If we know ,we
can select C.T. as their ratio to show on ammeter. It is
best to use ammeter selector to know ampere on each phase.

Is This Answer Correct ?    2 Yes 0 No