when transformer oil should be filtered/tested?

3 Answers  

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How to calculat size of copper & aluminium ?

6 Answers  

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can we check the resistance of earthing electrode while it is connected with the neutral of UPS system

3 Answers  

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what do you mean by 1 ton in AC`s

36 Answers   Bhel, Bosch, ITC Infotech,

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1. If 8.35%Z means the percentage impedance of 132kV-line from power company, we will like to reconfirm its base capacity.

0 Answers  

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why is neccessary Tap changing of power transformer with in a certain time

1 Answers  

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if 2500 KVA TRANSFORMER CAPACITY.33KV INCOMING HOW ARE AMPEAR PRIMERY SAID

3 Answers   Cipla,

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in control scheme dc logic wiring commonly using negative loop,what is the reason?if we use positive looping what will happen?

0 Answers   DNJ Energy LLC, WI,

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in 4 pole lap wound dc motor one brush is disconnected then what result in new voltage if its voltage is v volts power is p watts current is i amp

1 Answers   GATE,

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for a 11kv transmission line what capacity of CTs & PTs are required?

4 Answers  

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what is the speed of electricity?

11 Answers   Bhel,

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What are the possible causes if load is not same on all the three phases

4 Answers  

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