A good rule of thumb is 50 to 100 of the total load. The single phase induction motor can be made to be self starting in numerous ways. How To Find Capacitor Size In Kvar F For Pf Improvement Electric Motor Starting Capacitor Selection Capacitor Sizing Equation Useful Equations And Conversion However you need to make sure that you have the correct capacitor size. Motor start capacitor sizing formula . Unfortunately i couldnt get any details from that capacitor. To select the correct capacitance value start with 30 to 50mfkw and adjust the value as required while measuring motor performance. Capacitor calculation for single phase motor 07132015 515 am gents i have one 220 volts 075 kw single phase motor and that motors capacitor was damaged. One often used method is the split phase motors. How to sizing the starting capacitor. A capacitor is us...