最さい大だい同どう相そう電でん圧あつMeaningsNoun1. maximum common mode voltageKanji used最utmost大large同same相towards each other電electric圧pressureComposed of最さい大だいbiggest; greatest; largest; maximumNoun同どうthe same; the said; likewisePrefix相そうaspect; appearance; look; physiognomy (as an indication of one's fortune); phase (e.g. solid, liquid and gaseous)Noun電でん圧あつvoltageNoun