E N E R G Y I S O U R B U S I N E S S , Q U A L I T Y I S O U R M I S S I O NTuesday, August 21, 2007Introduction Power Transformer40Equilibrium Of Moisture Content In Oil vs. PaperEquilibrium Of Moisture Content In Oil vs. PaperMoisture Content In Mineral Oil [ppmweight]M o i s t u r e C o n t e n t I n P a p e r [ % w e i g h t ]The transformer is tested normally at less than 5 ppmmoisture content in oil