Answer / roy

Oil is used to cool the transformer, much like a radiator in a car.

Answer / vinod

there r 2 types use in cooling purpose...
oil cooling & air cooling...
oil filled means there is a tank with filled oil 2 cool the
transformer....

Answer / ramendra shukla

Oil filled Transformer- Oil is a medium of insulation as
well as heat rediation for oil filled X-mer.
Commonly there are four types of cooling has been prefere
for Transformers like- Oil ,Air,water & Collant as medium.
As we know that X-mer is a device which can change the
voltage (Up & Down) without changing its frequency.
As per application they are classified as-
a)Power X-Mers
b)Distribution X-Mers
The X-mer are used for more than 33 KV are know as Power X-
Mer normally used at generating stations & substations
Distribution x-mer- Below 33KV normally used for Domestic,
&commercial &Industrial application at consumer end.

what is the role of energy meter in distribution system ?

0 Answers  

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when running 2 nos 450kva dg sets in parallel operation ,in one Dg set power factor and Kvar going to lagging and ampere suddenly going high,please give me suggestion to correct the same.

2 Answers  

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what is the different between earth leakage relay and earth fault relay?

5 Answers   ME,

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in VFD when freq is reduce the voltage will reduceor not if it will reduced upto ...

8 Answers  

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Since phi is the angular displacement between V & I, then why we use phi in power triangle ie. when showing active, reactive & apperent power in triangular manner & if it is ok then where is V & I in the triangle.

1 Answers  

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why distribution transformer is uesd in Delta/Star formation?is there any significance in doing this?If yes then breif?

3 Answers  

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Who are the manufactures those manufacturing 3Cx2.5sqmm FRLS cables. I heard about FRLS technology adopted only in wires useful for wirings

0 Answers  

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If we say that an cable of size 3.5X 50 mm sq. can take current upto 140 amps,is it the current of single core of the cable or of all the cores jointly.

3 Answers  

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Why can't we parallel the secondary circuits of two voltage transformers?

0 Answers  

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what is the proximity & ferranti effects can you explain to me

1 Answers   APTransco,

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what is busbar and its function/

2 Answers  

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what is soft starter?working principle?where it can use?

3 Answers  

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