why generaters need four earthings

5 Answers   Sasken,

---

instead of neutral can we use earth/ground to flow the current in the circuit

2 Answers   Infosys,

---

Which is stiffer between salient pole rotor and cylindrical rotor synchronous machines? Justify your answer.

1 Answers  

---

IN THE CASE OF AN ELCB, IF THERE IS ANY UNSTABILITY BETWEEN PHASE AND NEUTRAL IT MAY TRIP. BUT MY QUESTION IS WHEN A LOAD IS CONNECTED IN BETWEEN P AND N, THE LOAD CONSUMES SOME POWER AND THERE IS A DIFFERENCE IN NEUTRAL WITH RESPECT TO THE PHASE. THUS ACCORDING TO ME, THE ELCB WILL AUTOMATICALLY OPERATES WHEN EVER THE LOAD CONSUMES-- I KNOW IT IS WRONG. BUT THE SOLUTION IS?????????

1 Answers   KSEB,

---

what is the preventive @ predective maintenance

2 Answers  

---

---

using n1*n2 which type transformer is made; where n1 is primary turn and n2 is secondery turn

1 Answers   JSW,

---

work of choke in florocent tube circuit ?

0 Answers   Bhel,

---

Hi everyone. Some Generators uses 3-Pole breakers with extra contactors for Neutral. Some uses 4-Pole. Why so? What is the idea behind this? Thanks in advance for the solution. Kr.

0 Answers  

---

Draw the DOL starter and star delta starter drawing?

0 Answers   Danfoss,

---

I want to wire sizing calculator which website is available it

1 Answers  

---

what r the checklist while installing 500 kva transformer

0 Answers   Pepsi,

---

The ohm is the unit of:(a) Charge(b) Resistance(c) Power(d) Current

2 Answers  

---