Answer / sindhejs

Oil is used for the two purpose,
1. For the purpose of insulation between primary n
secondary.
2. For the purpose of cooling of the windings.

Answer / azaz.electrical

th oil in transformer is used for as a insulsting material
beetwin the WINDING
second use to cooling the internal parts of transformer

Answer / srinivas

We uses the oil in transformers for winding cooling purpose

Answer / anil

Oil is used for both insulation and cooling purpose for
higher rating transformer

Answer / sagar parmar (getco)

Oil is used for the 3 purpose,

1. it provide insulation

2. it provide cooling of the windings.

3. with using oil we can take DGA (Desolve Gas
Analysis)which help to find out internal fault of x'mer

Different STANDARDS (BS, IS, IEC etc) gives different informations on CT specification. How they correspons w r t each other (i.e I mean to say BS provides "knee point voltage" but IS does not, then how can i select CT)

0 Answers  

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Power factor =1.000 at factory in supply. However, PF = 0.8 at motor end. Current = 100 Amp, Voltage = 400 V. What is the power distribution loss? Can I reduce it by adding capacitor at the load feeder?

0 Answers   Accenture,

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some times voltage does not built in small generators why ?

2 Answers  

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I AM FROM ELECTRICAL ENGINEERING ? I AM ASPIRING FOR "BHEL".HOW I HAVE TO PREPARE .ON WHICH TOPICS TO BE CONCENTRATE MORE.PLEASE GIVE FULL DETAILS OF WRITTEN EXAM.

0 Answers   Bhel,

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what is meant by real power,active power,reactive power & apprent power ?please explain it?

3 Answers  

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whenever any squirrel or a crow falls on the transformer input line then there is a big explosion and 440 volts of power is being discharged through the neutral line due to which appliances in off mode are also burned.we have earthing for the transformer as well as the bus bar chamber.why is it happening?

1 Answers  

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What are the applications of the electric motors?

0 Answers  

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If the ceiling fan is on slow speed, does it consume less electricity?

2 Answers  

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how can we check a fully charged battery?

6 Answers   BEML, Singareni Collieries,

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When motor stater and roter air gap do big then what will moter.

3 Answers   Intas,

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What are the disadvantages of hydropower?

0 Answers  

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What happens when the polarity changes in CT? Explain briefly?

4 Answers  

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