HELLO SIR/MADAM,
IN OUR POWER PLANT IF ANY DC-SUPPLY IS EARTHED DUE ANY TO REASONS IN ONE PANEL, DUE TO THAT IT IS SHORTED +VE TO EARTH OR -VE TO EARTH VOLTAGE WILL GET REDUCED. SO DUE TO THIS WE HAVE TO CHECK ALL THE DCDB BOARD PANELS WERE FAULT HAPPEN AND IT IS TIME TAKING PROCESS.
I REQUEST...