... ~150%, shut off, re-power on to recoverWithstand voltageI/P-O/P: 3.75KVAC/1minRise time50ms@full load (typical)Hold up time20ms@full ... standardsdesign refer to EN55022 class B, EN61000-3-2 class A, EN61000-3-3, EN61000-4-2,3,4,5,6,8,11, EN61547 ...