應急燈是在正常照明電源發生故障時,能有效地照明和顯示疏散通道,或能持續照明而不間斷工作的一類燈具。應急燈十大品牌有哪些?應急燈什么(me)牌子好(hao)?
國內使(shi)用(yong)的應(ying)急照明系統以自帶電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)獨立控制型(xing)為主,正常電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)接自普通照明供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)回路中,平時對應(ying)急燈(deng)蓄電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian),當正常電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)切斷時,備用(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(蓄電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi))自動供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)。這種形式的應(ying)急燈(deng)每個(ge)燈(deng)具內部都有(you)變壓、穩(wen)壓、充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)、逆變、蓄電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)等大量(liang)的電(dian)(dian)(dian)(dian)(dian)(dian)(dian)子元(yuan)器件,應(ying)急燈(deng)在使(shi)用(yong)、檢修、故障時電(dian)(dian)(dian)(dian)(dian)(dian)(dian)池(chi)均(jun)需(xu)充(chong)放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)...進入應急燈知識講堂>>