Answer / maddy

CT is current transformer. In an electrical system, you may have very large currents flowing. A CT allows to lower the current to small amps so that measuring equipment such as ammeters can measure the current. It is lowered by a ratio so the ammeter shows the correct amps accordingly.

Answer / haarish choudhary

CT is a current transformer, we use find out of metering .

Answer / subhendu malik

CT is used for 2 type 1.measuring 2.metering it also step down transformer.it work truns ratio (2000:1)thats mail primary truns carring 2000A it s out put secondary is 1A.Its function of CT.

Answer / satya

CT is current trasformer.its uses for measuring purpose like ammeter and energy meter.it also help for protection circuit to trip breaker for over current.

Answer / game over

CT, PT Is measuring

Answer / kbhoorani

CT is current transformer. it step downs the current to 5A or 1A. it is used for relaying and metering purpose.

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3 Answers  

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2 Answers  

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0 Answers   Grasim,

21. What is the purpose of taking Capacitance and Tan Delta Test in Transformer bushing? 22. What are the protections to be used for Generator? 23. Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0 24. What happens when the polarity changes in CT? Explain briefly? 25. Explain the Term in CT Name Plate – Class: 5P10

3 Answers