State any four periodical maintenance which is necessary in transformer to achieve energy conservation.

State any four periodical maintenance which is necessary in transformer to achieve energy conservation.
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Periodical maintenance necessary in transformer to achieve energy conservation: Proper periodical maintenance leads in Energy conservation 1) Check Voltage, current, temperature and other parameters. 2) Check for winding resistance. 3) Check oil level and dielectric strength of oil. 4) Check breather and silica gel. 5) Check cooling arrangement. 6) Check Insulation resistance.

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