Answer / dinesh kumar

whatever the power rating, the conservator should contain 8%
of the oil in main tank

it is applicable to all transformers.., similarly the OLTC
conservator should also contain 8% of oil as in OLTC tank

Answer / javed

There is earth fault in dc system.

phase colour is indicated by R Y B (red yellow blue) but in transformer i have seen U V W instead of (R Y B) have any meaning of this

3 Answers   Areva, Kim Yew,

---

what is the definition of Nominal current or voltage

1 Answers  

---

Insulater disk using formula for 33/66/135 line h t line

1 Answers   Hofincons, Kirloskar, KPTCL,

---

Damping resistor provided in open delta (tartiary) winding of a measuring PT at the incoming of a MV inverter drive panel is getting heated up. Can any body explain the reasons and suggest the remedy?

0 Answers   Danieli,

---

What are the protections used in a HT breaker to protect the HT motors.

2 Answers  

---

---

what material is the electrical housing wire made of? is there any difference for the telephone lines?

0 Answers  

---

In control room of our one plant there is a continuously the incoming power goes to PC is vary,means in stabilizer it continuously indicate from high input to low and low input to high. what is the reason and its solution.

0 Answers  

---

In vapour absorption refrigeration machine fluids used are

0 Answers   Caterpillar,

---

What is thresh hold value of current?

0 Answers  

---

If a rotary UPS is in line through grid power; What would be the impact on Power Factor if the load through rotary ups is 25% , 50% , 75% & 100%. Will the power factor reduce with less load?

0 Answers  

---

what is the other name of dc series motor

2 Answers  

---

how many earthing should give for transformer body and nuetral

5 Answers   GMR, GOMS,

---