Answer / kalaivanan

Neutral is used as return path in ac single phase supply and and three phase star connection unbalanced load current flows through it,so it used fr return path fr unbalanced in that also

Answer / tapiwanashe vhurumuku

neutral is the return path and when it is connected loosely ,it affects the whole circuit either the bulbs are burnt or it causes flames in a circuit

Answer / aslam ali

Neutral is reqd for Star System. It can be earthed or
unearthed/floating state.Neutral with earthing is reqd to
oppose the arcing ground effect.You may choose neutral
floated but that time insulation level of sytem to be
increased.

Answer / abdulhadi almalki

for star connection current unbalance so we need neutral to return increasing current.

How can the direction of a three phase induction motor be reserved

4 Answers  

---

It is observed that AVR of an Alternator is more likely to fail if the Generator and Mains Neutral are directly connected to each other. Why should this be so?

1 Answers  

---

Dear all, Can anybody tell me that how to choose CT for a specific load? I have a 200kw induction motor, which ratio CT should be installed? Is there a formula or calculation that determines the CT ratio for a load? Regards.

2 Answers  

---

Why HRG and LRG used beside transformer, what is the purpose

3 Answers  

---

What is flow meter?

2 Answers  

---

---

What is current & voltage ? Voltage perform at any load without current or not?

0 Answers  

---

working principal of online ups

0 Answers   Delta Power Systems,

---

depending on what we can choose the rate of mccb considering that we know the total load

2 Answers  

---

why should we connect the no load components in a equivalent circuit of transformer in parallel?why cant it be in series.

3 Answers  

---

State The Difference Between Generator And Alternator?

0 Answers   ABB,

---

why we not use capcitor in Three phase motor ??

2 Answers   GOMS, Power Electronics,

---

At what voltage domestic tubelight works?

2 Answers   Cigfil, L&T, MNC,

---