Any one knows where can I download, the specific data for the allowable amount of combustible gas in oil immersed substation transformer. I want to know the standard or the allowable quantities of such gases. I have a 3MVA transformer, using R-temp oil. In case I have failed the quantity...
What is the advantage of having a PMG than just getting the supply of the regulator from the stator winding? How does the voltage regulator work for a PMG operated Genset?