目前(qian),電(dian)能(neng)表(biao)的形式(shi)及功能(neng)是多(duo)樣化(hua)的,各大生產廠(chang)家在(zai)型號上(shang)面(mian)命名也有(you)區別,常規有(you)功電(dian)能(neng)表(biao)示其(qi)功能(neng)和(he)用(yong)(yong)途只用(yong)(yong)兩個字母。其(qi)它有(you)特殊功能(neng)電(dian)子式(shi)電(dian)能(neng)表(biao)表(biao)示其(qi)功能(neng)和(he)用(yong)(yong)途多(duo)用(yong)(yong)三(san)個字母。
電(dian)表的型號(hao)(hao)(hao)一般從(cong)類別代(dai)號(hao)(hao)(hao),組(zu)別代(dai)號(hao)(hao)(hao),功(gong)(gong)能代(dai)號(hao)(hao)(hao),設(she)計序號(hao)(hao)(hao)等進行(xing)編(bian)寫。一般的電(dian)能表類別代(dai)號(hao)(hao)(hao)均(jun)為D。組(zu)別代(dai)號(hao)(hao)(hao)通(tong)常分為:A(安培小時(shi)計)、B(標準)、D(單(dan)相電(dian)能表)、F(伏特小時(shi)計)、J(直(zhi)流(liu))、S(三相三線(xian))、T(三相四線(xian))、X(無(wu)功(gong)(gong))。功(gong)(gong)能代(dai)號(hao)(hao)(hao)通(tong)常分為:F(分時(shi)計費)、S(電(dian)子式(shi)(shi))、Y(預付費式(shi)(shi))、D(多功(gong)(gong)能)、M(脈(mo)沖式(shi)(shi))、Z(最大需(xu)量)。設(she)計序號(hao)(hao)(hao)為數字。