... .52440.52Rated insulation levelRated short time line frequency withstand voltage (1 min)42385095Rated lightning impulse withstand voltage (peak value)75951251853Rated frequencyHz50,604Rated currentA630,1250 ... 25,31.5,40,5020,25,31.56Rated short time withstand currentkA20,25,31.5,40,5020,25,31.57Rated peak ... withstand current50,63,80,100,12550,65,8250,63,808Rated short ...