Answer / pillay

There is no formula.A carefully collected sample oil is
tested in a specially designed tester.

Answer / mgalalkhedr

According to the insulation class for the transformer
winding you should select the equevlent oil. avarage
between 30 to 60 KV

working of bucholz relay of a transformer

7 Answers  

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where we use compound motors in real time and why?

2 Answers   TATA,

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what the function breaker failure scheme, how is it operated

0 Answers  

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for same rating of a transformer and induction motor which one will have higher magnetising current flowing?

2 Answers  

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What is it mean Transformer 100/133MVA Power Transformer, significance of 100/133 MVA and 230/115KV please

3 Answers  

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why CERAMIC material is used in insulators??

1 Answers  

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Ceiling Fan and Storage type water heater. Discuss

0 Answers   Satyam,

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what is the working principle/operation/theory of 3-phase rectifier power transformer used in cold rolling mills.

1 Answers   TATA,

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An impedance of 100 ohms resistance and an unknown inductance is connected across the capacitor. The resulting impedance is a pure resistance of 500 ohms ifω = 10^5 rad/sec. calculate the values of inductor and capacitor.

0 Answers  

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we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.

0 Answers   MTN,

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where we use stardelta starter and dol starter

4 Answers   HCL,

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what is stacking factor?

1 Answers  

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