簡(jian)要描述：HSDSG多功(gong)(gong)能三相功(gong)(gong)率(lv)(lv)計 測量交流工頻(pin)單(dan)至(zhi)三相線路(lu)的電(dian)(dian)壓、電(dian)(dian)流、有功(gong)(gong)功(gong)(gong)率(lv)(lv)、無(wu)功(gong)(gong)功(gong)(gong)率(lv)(lv)、視在功(gong)(gong)率(lv)(lv)、功(gong)(gong)率(lv)(lv)因數(shu)、電(dian)(dian)網頻(pin)率(lv)(lv)、有功(gong)(gong)電(dian)(dian)量、無(wu)功(gong)(gong)電(dian)(dian)量。 7吋(cun)彩(cai)屏(ping)、320×240點(dian)陣、128×128點(dian)陣點(dian)陣液晶顯(xian)示(shi)器可(ke)選，全(quan)中文菜(cai)單(dan)式(shi)提示(shi)與顯(xian)示(shi)，輕觸(chu)式(shi)按鈕(niu)蜂鳴響應(ying)。