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justinanto1987
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Break Down Voltage of Transformer Oil

02/03/2011 2:51 AM

A transformer's HV side voltage is 400 KV. So what should be the breakdown voltage of the insulating oil.

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TonyS
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#1

Re: Break Down Voltage of Transformer oil

02/03/2011 3:45 AM

Search BS148 oil

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hithuanand
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Re: Break Down Voltage of Transformer oil

02/03/2011 4:30 AM

IS : 6262-19
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electricalexpert65
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#3

Re: Break Down Voltage of Transformer oil

02/03/2011 5:23 AM

As per IS 1866:2000, for voltages from 170kV to 420kV, the BDV should be minimum 50kV.
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justinanto1987
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Re: Break Down Voltage of Transformer oil

02/04/2011 11:09 PM

http://www.sail.co.in/ipss/1-04-047-08.pdf

This is helpful

Thank u electricalexpert65

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