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電話:0953-3045111
傳真:0953-3045111
企業郵箱:nxxd3045111@163.com
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電氣資訊--施工現場對配電箱的安全技術要求
發表時間:2017/10/25
2.總配電箱(xiang)(xiang)(xiang)應(ying)設在靠近電源(yuan)的地區;分(fen)(fen)(fen)配電箱(xiang)(xiang)(xiang)應(ying)裝設在用電設備(bei)或負荷相對集中的地區;分(fen)(fen)(fen)配電箱(xiang)(xiang)(xiang)與(yu)開關箱(xiang)(xiang)(xiang)的距離(li)不得超(chao)過30m開關箱(xiang)(xiang)(xiang)應(ying)由末級分(fen)(fen)(fen)配電箱(xiang)(xiang)(xiang)配電,開關箱(xiang)(xiang)(xiang)與(yu)其(qi)控制的固定式用電設備(bei)的水(shui)平(ping)距離(li)不宜超(chao)過3m.
3.配(pei)(pei)電箱(xiang)與開關(guan)箱(xiang)應(ying)(ying)裝設(she)在通(tong)風(feng)、干(gan)燥(zao)及常溫場(chang)(chang)所(suo)。嚴禁裝設(she)在有(you)嚴重損傷(shang)作用的瓦斯、煙(yan)氣(qi)、蒸(zheng)氣(qi)、液(ye)體及其他(ta)有(you)害(hai)介(jie)質中,不(bu)得裝設(she)在易受撞擊、振動(dong)、液(ye)體侵濺以及熱(re)源烘烤(kao)的場(chang)(chang)所(suo);配(pei)(pei)電箱(xiang)與開關(guan)箱(xiang)周圍應(ying)(ying)有(you)足夠兩人同時工作的空(kong)間和(he)通(tong)道,不(bu)得堆(dui)放任何妨礙操作、維修的物品,不(bu)得有(you)雜草、灌木等。
4.配電(dian)(dian)箱(xiang)、開關箱(xiang)應(ying)采用(yong)鐵(tie)板或優質(zhi)絕(jue)(jue)緣材料制作,鐵(tie)板厚度應(ying)大于1.5mm;配電(dian)(dian)箱(xiang)內的電(dian)(dian)器(qi)應(ying)首(shou)先安裝在金屬(shu)或非木質(zhi)的絕(jue)(jue)緣電(dian)(dian)器(qi)安裝板上,然(ran)后整體緊固在配電(dian)(dian)箱(xiang)箱(xiang)體內;金屬(shu)板與配電(dian)(dian)箱(xiang)箱(xiang)體應(ying)作電(dian)(dian)氣(qi)連(lian)接。
5.配電(dian)(dian)(dian)箱(xiang)、開(kai)關(guan)箱(xiang)內(nei)的(de)(de)連接(jie)(jie)線采(cai)用絕緣(yuan)導(dao)線,接(jie)(jie)頭不松動,不得(de)有外(wai)露(lu)帶電(dian)(dian)(dian)部分;配電(dian)(dian)(dian)箱(xiang)、開(kai)關(guan)箱(xiang)內(nei)的(de)(de)工作零(ling)(ling)線應通(tong)(tong)過接(jie)(jie)線端(duan)子(zi)(zi)板(ban)連接(jie)(jie),與(yu)保(bao)(bao)護(hu)(hu)零(ling)(ling)線接(jie)(jie)線端(duan)子(zi)(zi)板(ban)分設;配電(dian)(dian)(dian)箱(xiang)、開(kai)關(guan)箱(xiang)的(de)(de)金屬(shu)箱(xiang)體(ti)、金屬(shu)電(dian)(dian)(dian)器安(an)裝板(ban)以及箱(xiang)內(nei)電(dian)(dian)(dian)器的(de)(de)不應帶電(dian)(dian)(dian)金屬(shu)底座、外(wai)殼等(deng)必(bi)須做保(bao)(bao)護(hu)(hu)接(jie)(jie)零(ling)(ling),保(bao)(bao)護(hu)(hu)零(ling)(ling)線應通(tong)(tong)過接(jie)(jie)線端(duan)子(zi)(zi)板(ban)連接(jie)(jie)。
6.動力配電箱(xiang)與照(zhao)明(ming)配電箱(xiang)宜(yi)分(fen)(fen)別設(she)置(zhi),如(ru)合置(zhi)在同一配電箱(xiang)內,動力和(he)照(zhao)明(ming)線應分(fen)(fen)路設(she)置(zhi)。
7.配電(dian)箱(xiang)(xiang)(xiang)(xiang)、開關(guan)箱(xiang)(xiang)(xiang)(xiang)中的導(dao)線(xian)(xian)(xian)進線(xian)(xian)(xian)口(kou)和(he)出(chu)線(xian)(xian)(xian)口(kou)應設在箱(xiang)(xiang)(xiang)(xiang)體(ti)的下(xia)底面,嚴禁(jin)設在箱(xiang)(xiang)(xiang)(xiang)體(ti)的上頂面,側(ce)面,后面或(huo)箱(xiang)(xiang)(xiang)(xiang)門處;進線(xian)(xian)(xian)和(he)出(chu)線(xian)(xian)(xian)應加(jia)護(hu)套分路成束(shu)(shu)并做防水彎(wan);導(dao)線(xian)(xian)(xian)束(shu)(shu)不(bu)得與箱(xiang)(xiang)(xiang)(xiang)體(ti)進、出(chu)口(kou)直接(jie)接(jie)觸;進入開關(guan)箱(xiang)(xiang)(xiang)(xiang)的電(dian)源線(xian)(xian)(xian),嚴禁(jin)用(yong)(yong)插銷連接(jie);移動式配電(dian)箱(xiang)(xiang)(xiang)(xiang)、開關(guan)箱(xiang)(xiang)(xiang)(xiang)的進口(kou)線(xian)(xian)(xian)、出(chu)口(kou)線(xian)(xian)(xian)必須采用(yong)(yong)橡皮絕緣電(dian)纜。
8.配(pei)電(dian)(dian)(dian)箱(xiang)、開(kai)關(guan)(guan)箱(xiang)應(ying)裝設牢固(gu)(gu)、端正,移(yi)(yi)動式配(pei)電(dian)(dian)(dian)箱(xiang)、開(kai)關(guan)(guan)箱(xiang)應(ying)裝設在(zai)堅固(gu)(gu)的(de)支架上,固(gu)(gu)定式配(pei)電(dian)(dian)(dian)箱(xiang)、開(kai)關(guan)(guan)箱(xiang)的(de)下底面(mian)(mian)與(yu)地面(mian)(mian)的(de)垂(chui)直(zhi)距(ju)離(li)應(ying)大(da)于(yu)1.3m,小于(yu)1.5m;移(yi)(yi)動式分(fen)配(pei)電(dian)(dian)(dian)箱(xiang)、開(kai)關(guan)(guan)箱(xiang)的(de)下底與(yu)地面(mian)(mian)的(de)垂(chui)直(zhi)距(ju)離(li)宜大(da)于(yu)0.6m,小于(yu)1.5m;所有的(de)配(pei)電(dian)(dian)(dian)箱(xiang)、開(kai)關(guan)(guan)箱(xiang)必須防雨、防塵。