Answer / shahin

Because the star point is needed to be grounded. Which
isn't possible in delta system....

Answer / mahesh sali

in order get the neutral point for earth fault protection
and differential protection ct always connected in star,
ct also used for overload protection by measuring the
balance phase current.

Answer / felixraj

for getting phase measurement and protection

Answer / mu

felixraj is correct...........
welldone

Answer / arvindpanchal75

ALL CT'S CONNECTED IN STAR CONNECTION BECAUSE C.T MEASURE THE PHASE CURRENT,

In a Impedance Based Distance Relay (Quad Characteristics) - Could there be two different Line Angle(RCA) for Ph-Ph & Ph-Gnd? If So Kindly Let me Know.. Where, What are the advantages of the same?

0 Answers  

---

What is the difference between the relay and the circuit breaker?

0 Answers  

---

how to calculate the size of the HT cable

0 Answers  

---

why noise occurn when transformer is working ?

1 Answers   Honda,

---

Where earth point should provided in Ships or Submirines.

2 Answers   SSC,

---

---

What will be happend if we not ground CT secondary?

3 Answers   Enercon, Engro, THDC,

---

A 2083kva AVR was tested, phase to ground shows continuity, what is the implications

0 Answers  

---

how do u gauge the size of the cable ?for eg. consider a 300 sqmm L.T Cable.How do u determine the size of the cable seeing it pratically?

0 Answers   Bhel, Jai Balaji, Rashmi Group,

---

sir iam a 3rd yr eee student.no core company comes for recruitment to our college.my aim is to be placed in l and t.tell me the procedures.

0 Answers  

---

what is meant by transformer differential protection ?

3 Answers   BFL,

---

How to find HT side and LT side(of a transformer),with the help of a voltmeter?

1 Answers   Odisha Power Generation Corporation OPGC,

---

Explain about technical and non technical losses in distribution system?

0 Answers  

---