Answer / santosh bangar

oil sample from top which is heated..and bottom oil which is
cool ..so if we take sample from bottom then that have more
BDV than sample from top.. but practically there is minor
difference .

Answer / r.k.pandey

Depends on density,bottom oil sample have more density than up per side of area transformer.if every where inside the transformer temperature is the same. no more difference.

why C.T protection required for H.T.lines?

4 Answers  

---

WHY AIR COMPRESOR IS STARTED UNLOADED

3 Answers  

---

why we use to transmit the power in three phases intead of single phase ?

4 Answers  

---

Why one can experience electrical Shock due to Voltage or Current?? or both voltage or current??

11 Answers  

---

I have an enquiry of develop solar power plant, 0.69/11kV, 1500kV/750/750kVA, Dy11y11 Transformer. I want to know what does 1500kV/750/750kVA means? Sorry if this is a noob question.

2 Answers  

---

What is the reason for using a GE G101 MCB in place of an EP102 MCB if both are capable of AC circuit protection?

0 Answers  

---

How can I calculate per unit (KWH) fuel (Gas/ Diesel both) consumption 1MW unit?

0 Answers  

---

what happen if power factor goss to above unity (one) ? of any electrical system or motor.

10 Answers   Air Liquide,

---

My switchgear busbar is rated at 2000A and just imagine the actual load on busbar is 1000A. From that busbar there are 10 outgoing feeders. Now the question is will the load be 1000A on each outgoing feeder or 100A per outgoing feeder. 2nd thing how do i calculate the load on individual feeder. Thanks for your time. Please provide some clarification on this issue.

1 Answers   Alstom,

---

what is the isolation transformer. what is the isolator?

0 Answers  

---

can we start a 6.6kv ht motor with 415 lt supply

1 Answers  

---

How to know the back up time for a 5KVA UPS which is connected to 15 nos. of computers? Is there any formula for this? pls. tell me.

1 Answers   HAL,

---