問(wèn)答題
【簡(jiǎn)答題】計(jì)算題:某基站直流設(shè)備用電電流為70A,浮充電壓為54V,配蓄電池配備500Ah二組,3匹三相空調(diào)2臺(tái),開(kāi)關(guān)電源對(duì)蓄電池的充電限流值設(shè)置為0.15C10,開(kāi)關(guān)電源的整流模塊為50A。問(wèn):該基站在市電停供5小時(shí)后來(lái)電,空調(diào)滿負(fù)荷工作時(shí),此時(shí),正常情況下通過(guò)規(guī)格為3×220/380V/10(40)A電度表的各相電流大約是多少?
答案:
1)開(kāi)關(guān)電源需要配備50A的模塊數(shù)為5個(gè):
(70+500×2×0.15)/50=4.4
正常情況下...