Answer Posted / rajagopal

2Hp=1492Watts

I=1.732x415x0.8 =575.024

575.024/1492=0.38540482
0.385x1000 =3.85

How cmd is calculated in case of energy neters

1382

---

What is a compensator?

663

---

What is the ratio of Booster transformer?

1655

---

How does a tertiary winding filter harmonic(espcially 3rd one) from entering into load system?

1373

---

Vibromotor 252MV 1/4HP2P..what is mean by 252MV?

1533

---

---

lamination figures

1415

---

How many types oil using in transformer ? How many letars using in transformer..?

1556

---

Did RMU have ct and pt ?

953

---

why we use sinosidal voltage / current instead of others in system?

1667

---

1 Ton is equal to how many watts?

675

---

Give some example of fault limiting devices?

799

---

why burdens of VTs is more than CTs?

1351

---

how oti and wti connections are different from each other?

1600

---

What is power relay?

800

---

what is the value of combined earthing in general electrical circiut?

1460

---