電氣設備安裝規范 電氣工程施工有哪些規定
電氣工程施工規定
(1)進(jin)戶配電(dian)箱內應設漏(lou)電(dian)斷路器為(wei)總開(kai)關。漏(lou)電(dian)動作(zuo)電(dian)流為(wei)30mA,并具有過(guo)(guo)負載、過(guo)(guo)電(dian)壓保護功能,下分3-4路出(chu)線,分別(bie)控(kong)制(zhi)照明(ming)、空(kong)調、插(cha)座回路。
(2)照明燈具(ju)應分別(bie)單獨安裝開(kai)關(guan),組合燈具(ju)可(ke)分組控制。根(gen)據需要可(ke)安裝雙挖開(kai)關(guan)。
(3)家用(yong)電(dian)(dian)(dian)(dian)器(qi)采用(yong)單相插(cha)座作為電(dian)(dian)(dian)(dian)源接(jie)(jie)插(cha)件的接(jie)(jie)電(dian)(dian)(dian)(dian)方式。其最大接(jie)(jie)插(cha)電(dian)(dian)(dian)(dian)功率如下:電(dian)(dian)(dian)(dian)感(gan)性負荷(如電(dian)(dian)(dian)(dian)動機(ji))為0.25kW2電(dian)(dian)(dian)(dian)阻性負荷(如電(dian)(dian)(dian)(dian)熱器(qi))為 Zk W。插(cha)座不(bu)作為接(jie)(jie)電(dian)(dian)(dian)(dian)開關使用(yong)時(shi),接(jie)(jie)電(dian)(dian)(dian)(dian)功率不(bu)在此限。
(4)功率較(jiao)大(da)的用電(dian)設備(如(ru)空調(diao)、電(dian)熱水器、電(dian)油汀等)宜單(dan)獨(du)回路配線,并選用ISA單(dan)相插座。
(5)衛生(sheng)間插座應選用防(fang)濺式插座。
(6)塑料(liao)護套線(xian)不應(ying)直接(jie)敷(fu)設在抹灰(hui)(hui)層、吊頂(ding)、護墻(qiang)板、灰(hui)(hui)慢內(nei)。
(7)電氣裝置應接線(xian)牢固,接觸良好,非(fei)帶電金屬部(bu)分應可靠(kao)接地。
(8)電氣(qi)線路與熱(re)(re)水管(guan)間(jian)平行(xing)敷設(she)距離(li)規(gui)定如下(xia):熱(re)(re)水管(guan)在下(xia)方時,不(bu)應小(xiao)于300mm;熱(re)(re)水管(guan)在上方時,不(bu)應小(xiao)于 2 00 m m;交叉敷設(she)時,不(bu)應小(xiao)于 100 m m。熱(re)(re)水管(guan)應設(she)保溫層。
(9)弱電系統泡括電話、有線電視、對講機(ji)、防盜報(bao)警器(qi)、消防報(bao)警和煤氣報(bao)警器(qi)等)的配(pei)線可(ke)采(cai)用暗配(pei)或明配(pei)。
(10)弱電系統與(yu)電力、照明線(xian)路不得同(tong)管敷設、同(tong)出(chu)線(xian)盒(中間(jian)有隔離的(de)除(chu)外)、同(tong)連接(jie)箱安裝。