Answer Posted / jaimin modi

ya u are definataly step up 230v to 400v using 1
phase.....3 phase x'mer only used for step up or step down
the 3 phase voltage or current.ok...

how many parameters can integrate with fire alarm basically ?

2020

---

What are the criteria shall be considers for sizing Fuse and MCB? If the rated current is 10Amps what should be the fuse size / MCB Size?

1701

---

What is the difference between electronic regulator and ordinary electrical rheostat regulator for fans?

1153

---

what is the preventive maintence for ht panels and busbars and vcb abd acb's.

2431

---

1.what is difference in maintain Hz again Hz in USA ? 2.how to calculate the battery AH? 3.why are yearly maintained in transformer how many tests in required?

2816

---

what is the working principle of energy saver control panel. please give the complete calculation & theory.

2545

---

Why increase in current leads to increase in conductor temperature?

1178

---

There is air in a room . the top and bottom of the room are at constant temp. T1 and T2. DRAW THE temp profiles if a. T1 greater than T2 b. T1 less than T2

1949

---

In case of generator when we consume more power produces by it why load on generator increase and starts sound more. and how it is adjusted..

1991

---

For a stable system, where should the poles of a system be in a root loci plot?

1286

---

Starting times for soft starter & power factor is thier any standard or datas available in manufactures list. Kindly suggest.

1971

---

what's the exact magnitude of current, flows through Neutral?

2006

---

Hello Friends, How can we recognize the CT Star Point is S1 or S2 in case of Electro Mechanical Relays and what is meant by Restraining coil in relays and what is the purpose of that.. thank you in advance..

2212

---

Why are lt windings placed near the core?

1149

---

How we calculat the NGR of 3phase Generator, Our generation voltage 11KV

3351

---