Features and uses It is installed with flame - proof unit and electric discharge resistence, it has the ability of self - compensation, it is used to compensate perceptual no-work power of industry mtry frequency electric sustem and increase the power. It is listed in national "torch Plan". Technical Data Temperature scope proper for work-25~+40 Dgree Rated frequency 50Hz/60Hz Capacitance tolerance: +_1 0% Loss angle tangent: ≤0.0015 (50Hz) Highest permitted voltage: 110% of rated voltage Highest permitted current: 130% of rated current Testing Voltage 1.5 U R, 10S between leads; 3000V AC 10S between lead and case. Discharge device: Falling to less than 50V in 3 minutes after the current is broken