Answer / george

oil emersed xformer- uses oil for cooling system

dry type xformer uses only his housing for cooling system.
we call it heat sink

Answer / raza

In Oil transformer, Mineral Oil is used for insulation and
cooling pupose but in dry type transformer, no any kind of
oil is used. In dry type transformer, other methods of
cooling are used i.e. air cold, water cold etc. and for
insulation purpose air, vaccume etc. are used.

If two Transformers are connected in parallel having impedance of 50KA in both transformers will the impedance increase or decrease after connecting transformers in parallel?

0 Answers   Posco,

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what are different types of alternator and discuss about the methods of cooling

16 Answers   Bhel, Jindal, L&T, Nalco, Vedanta,

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What are the factor to be consider for CT selection in 132kV substation?

0 Answers   ABB,

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a. void main() { char a[6] = "INDIA"; while(*a) { printf("%c",*a); a++; } } 1. india 2. I N D I A 3. no output 4. error 5.Null

1 Answers  

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What are the different losses In a de mac1une'! t.xplam

0 Answers  

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How to calculate earth wire load by formula

0 Answers   Caparo,

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i m doing DEEE in part time,can i join regular cources in BE,,IF i join what the cources can i select like (civil,ece,IT) ,,kindly advice

0 Answers  

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why does the magnetic balance tests at transformer?

0 Answers  

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what is the difference between neutral and earth????

4 Answers  

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how technical is calculated in 11kv line and lt line

0 Answers  

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I Need standard operation procedure(SOP)for 500kva Oil type transformer oil filtration & Procedure for IR value checking.

0 Answers   Reliance,

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How to control motor gearbox speed and friquency? If length of cable and dia given, how to measure the voltage drop?

0 Answers  

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