1.施工現場的配(pei)(pei)電(dian)(dian)系統實行分級配(pei)(pei)電(dian)(dian)，應設總(zong)配(pei)(pei)電(dian)(dian)箱(xiang)（或配(pei)(pei)電(dian)(dian)室），總(zong)配(pei)(pei)電(dian)(dian)箱(xiang)以下(xia)設置(zhi)分配(pei)(pei)電(dian)(dian)箱(xiang)，分配(pei)(pei)電(dian)(dian)箱(xiang)以下(xia)設置(zhi)開(kai)關(guan)箱(xiang)，開(kai)關(guan)箱(xiang)以下(xia)是用電(dian)(dian)設備。

2.總(zong)配(pei)電(dian)(dian)(dian)(dian)箱(xiang)(xiang)(xiang)應(ying)設(she)在靠近電(dian)(dian)(dian)(dian)源(yuan)的地(di)區；分配(pei)電(dian)(dian)(dian)(dian)箱(xiang)(xiang)(xiang)應(ying)裝設(she)在用(yong)電(dian)(dian)(dian)(dian)設(she)備(bei)或負荷相對(dui)集(ji)中的地(di)區；分配(pei)電(dian)(dian)(dian)(dian)箱(xiang)(xiang)(xiang)與開關(guan)(guan)箱(xiang)(xiang)(xiang)的距離(li)不得超過(guo)30m開關(guan)(guan)箱(xiang)(xiang)(xiang)應(ying)由末級(ji)分配(pei)電(dian)(dian)(dian)(dian)箱(xiang)(xiang)(xiang)配(pei)電(dian)(dian)(dian)(dian)，開關(guan)(guan)箱(xiang)(xiang)(xiang)與其控制的固定式用(yong)電(dian)(dian)(dian)(dian)設(she)備(bei)的水平距離(li)不宜(yi)超過(guo)3m.

3.配電(dian)箱(xiang)與開關箱(xiang)應裝(zhuang)設在(zai)通風(feng)、干燥及常溫場所。嚴禁裝(zhuang)設在(zai)有(you)嚴重損傷作(zuo)用的(de)瓦斯、煙氣、蒸(zheng)氣、液體(ti)及其他有(you)害介質中，不(bu)得裝(zhuang)設在(zai)易受撞擊、振動、液體(ti)侵(qin)濺以及熱源烘烤的(de)場所；配電(dian)箱(xiang)與開關箱(xiang)周圍應有(you)足夠兩人同時工作(zuo)的(de)空間和通道，不(bu)得堆放任何妨礙操作(zuo)、維(wei)修的(de)物(wu)品，不(bu)得有(you)雜草、灌(guan)木等。

4.配(pei)電箱(xiang)(xiang)(xiang)、開關(guan)箱(xiang)(xiang)(xiang)應采(cai)用鐵板(ban)或優質絕緣材(cai)料制作，鐵板(ban)厚度應大于(yu)1.5mm；配(pei)電箱(xiang)(xiang)(xiang)內的(de)電器應首先安(an)裝(zhuang)在(zai)金屬或非木質的(de)絕緣電器安(an)裝(zhuang)板(ban)上，然后整體(ti)緊固在(zai)配(pei)電箱(xiang)(xiang)(xiang)箱(xiang)(xiang)(xiang)體(ti)內；金屬板(ban)與配(pei)電箱(xiang)(xiang)(xiang)箱(xiang)(xiang)(xiang)體(ti)應作電氣連接。

5.配(pei)電(dian)箱(xiang)(xiang)(xiang)、開關箱(xiang)(xiang)(xiang)內(nei)的連(lian)接(jie)(jie)線(xian)采用絕緣導線(xian)，接(jie)(jie)頭不(bu)(bu)(bu)松動(dong)，不(bu)(bu)(bu)得有(you)外露帶(dai)(dai)電(dian)部分；配(pei)電(dian)箱(xiang)(xiang)(xiang)、開關箱(xiang)(xiang)(xiang)內(nei)的工作零線(xian)應(ying)通(tong)過接(jie)(jie)線(xian)端子(zi)板連(lian)接(jie)(jie)，與保(bao)護(hu)零線(xian)接(jie)(jie)線(xian)端子(zi)板分設；配(pei)電(dian)箱(xiang)(xiang)(xiang)、開關箱(xiang)(xiang)(xiang)的金屬(shu)箱(xiang)(xiang)(xiang)體、金屬(shu)電(dian)器安裝板以及箱(xiang)(xiang)(xiang)內(nei)電(dian)器的不(bu)(bu)(bu)應(ying)帶(dai)(dai)電(dian)金屬(shu)底(di)座、外殼等必須做保(bao)護(hu)接(jie)(jie)零，保(bao)護(hu)零線(xian)應(ying)通(tong)過接(jie)(jie)線(xian)端子(zi)板連(lian)接(jie)(jie)。

6.動(dong)力配(pei)(pei)電箱(xiang)(xiang)與照明(ming)配(pei)(pei)電箱(xiang)(xiang)宜(yi)分(fen)別(bie)設(she)置，如(ru)合置在(zai)同一配(pei)(pei)電箱(xiang)(xiang)內，動(dong)力和照明(ming)線應分(fen)路設(she)置。

7.配電(dian)箱(xiang)(xiang)、開關(guan)箱(xiang)(xiang)中的(de)導線(xian)(xian)(xian)(xian)進線(xian)(xian)(xian)(xian)口和(he)出(chu)線(xian)(xian)(xian)(xian)口應設(she)在箱(xiang)(xiang)體的(de)下底面(mian)，嚴(yan)(yan)禁(jin)設(she)在箱(xiang)(xiang)體的(de)上(shang)頂面(mian)，側面(mian)，后(hou)面(mian)或箱(xiang)(xiang)門處；進線(xian)(xian)(xian)(xian)和(he)出(chu)線(xian)(xian)(xian)(xian)應加護(hu)套分路(lu)成束(shu)并做防水彎(wan)；導線(xian)(xian)(xian)(xian)束(shu)不得與箱(xiang)(xiang)體進、出(chu)口直接接觸(chu)；進入開關(guan)箱(xiang)(xiang)的(de)電(dian)源線(xian)(xian)(xian)(xian)，嚴(yan)(yan)禁(jin)用插銷連接；移動式配電(dian)箱(xiang)(xiang)、開關(guan)箱(xiang)(xiang)的(de)進口線(xian)(xian)(xian)(xian)、出(chu)口線(xian)(xian)(xian)(xian)必須(xu)采用橡皮絕緣電(dian)纜。

8.配(pei)電箱、開(kai)關(guan)箱應(ying)裝設(she)牢固(gu)(gu)、端(duan)正，移(yi)(yi)動式配(pei)電箱、開(kai)關(guan)箱應(ying)裝設(she)在堅固(gu)(gu)的(de)(de)支架上，固(gu)(gu)定式配(pei)電箱、開(kai)關(guan)箱的(de)(de)下底面(mian)與地(di)面(mian)的(de)(de)垂直距離(li)應(ying)大于1.3m，小(xiao)于1.5m；移(yi)(yi)動式分配(pei)電箱、開(kai)關(guan)箱的(de)(de)下底與地(di)面(mian)的(de)(de)垂直距離(li)宜大于0.6m，小(xiao)于1.5m；所有的(de)(de)配(pei)電箱、開(kai)關(guan)箱必須防雨、防塵(chen)。