Answer / mahesh pawar

Current transformer also called as CT is basically instrument type transformer, which is use to measure large amount of currrent in transmission lines. a small ammeter of range 0-5A is connected in series with secondary of this transformer and secondary is always earthed so as to avoid damage occuring due to high inrush current in it. primary is connected in series with the line which current is to be measure. Actually CT is an high current measuring ammmeter.

Answer / trsaini

current transformer is basically a device to measure a large current in a step down ratio like 1000 to 1 amp or 1000 to 5 amp. because there is no direct meter to read high current directly

what the principle of sincroscope?how it works?when it needed?

0 Answers  

---

WHATS THE NEED OF CT INPUTFOR AN VAPM TYPE METERING PT FUSE FAILURE RELAY

1 Answers  

---

What is the function of Harmonics filter, and how to calculate that rating of the energy saving?

1 Answers  

---

What is a copper loss or i2r loss pc?

0 Answers  

---

How can we prevent the (Home)inverter supply flow to the main supply line?

1 Answers   L&T,

---

importance of air gap in transformer

5 Answers  

---

difference between isolator and circuit breaker?????

7 Answers   Enercon,

---

How delta connection in the primary of distribution transformer reduces harmonics?how delta connections reduces harmonics?Please answer me...Hope that question is correct.

0 Answers  

---

why ht line fuse wire is so thin

7 Answers   DLF,

---

What is the minimum permissive IR value for LT & HT motor for safe starting?

1 Answers   Rukmani,

---

how give earthing to shif and aeroplane which is away from earth?

1 Answers   ABC,

---

How we check vector group for a Dyn1 transformer?

6 Answers  

---