... .IndexUnitValueTY6051-CRTY6251-FCRSingle sideTY6251-FCRDouble sides1Corona resistance periodPulse frequency:20KHz:Pulse rate factor:50%;pulseWave:square;Polar: bipolar;Vp-p: ... 2KV;pulse rise time(no-load);500ns;excessCurrent(alarm cut test):50MA ... polor isThe sample thickness3.5 load of 5 samples, pulse rise time:284-296 ns.Min≥300≥300≥3002TensileMpa≥135 ...