Answer / muthuvel

In Transmission of Electrical Power,There is no need of Single Phase Output.The neutral is required where ever the Single Phase output is required.And If it is Star system means
we are required to give Three phase Four wire It is economically not good.So only Power System Always having Delta System in Transmission and Star System in Distribution This is very small basics of Transmission and Distribution System.

Answer / subbiah

Neutral is not necessary in transmission

Answer / saji

3 Pahse, 3-wire system is more economical than 3Phase - 4
wire system.

Answer / sounderraj k

To save cost, As Delta connection is three wire system
where as Star connection is four wire system. The neutral
point is made by local Earthing at distribution transformer
secondery end

in the Distribution system .which one is Most Economically used by Power Engineer ? a)3 Phase3 wire System or b) 3Phase -4wire System

6 Answers   APTransco,

---

how we can improve P.F. by using capacitors ?

22 Answers  

---

highest rating of alternator used in india

1 Answers  

---

What are the symptoms of a bad PG card of a drive (inverter) esp. of Yaskawa Ac Drives (inverters) G7 ?

0 Answers  

---

what happen if the parallel generator phase angle shift by 1 degree in manual mode

0 Answers   EEEC, MEC,

---

1.what is the easiest way to convert AH(ampere hour)to watts?.

2 Answers  

---

why rotor winding in induction motor is not earthed. normally we uses star winding in rotor .why?

3 Answers   Anglo Platinum, TATA,

---

on what priciple transformer works on?

5 Answers  

---

What is various types of electrical formula?

1 Answers  

---

If MF is 30000, pt ratio is 110 kV/110 v then what is the ct ratio?

2 Answers  

---

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  

---

how to calculate KA rating of C.B?explain with Formula.

1 Answers  

---