Self-healing type low voltage shunt capacitor made of the advanced metalized film is produced strictly in accordance IEC. The device is suitable for low voltage power network to improve power factor reduce reactive loss and better the voltage quality. Rated voltage (Un) 250V ~ 480V (refer to different mode) Rated capacitance 5 ~ 40KVar (refer to different mode) Tolerance -5% ~ +5% Rated frequency 50Hz / 60 Hz Over-Voltage Permitted 1.1Un 8h/d 1.3Un 1min daily Over-Current Permitted 1.6ln Impact Current: < 500ln Testing Voltage Between Poles 2.15Un / 10S Between housing 3000VAC / 60S Discharge ablity Color ring resistance below 70V within 3 minutes Ceramic resistor to below 70V in 1 minute Dielectric Loss < 0.2W/kvar Standard reference IEC60831-96 UL810-95 Working enviroment Temperature -25C / +50C, Humidity < 90%RH Altitude < 2000m Mounting hreaded stud at bottom of can (max. torque for M16 = 10 Nm) Mean life expectancy Up to 180 000 hours at temperature class -40C ~ 60C Max. 15000 switchings per year