環境溫度(du)(du)對(dui)低(di)壓(ya)電(dian)(dian)器影響引起的故障(zhang)：配(pei)電(dian)(dian)箱(xiang)(xiang)中的低(di)壓(ya)電(dian)(dian)器，由熔斷器、交(jiao)流(liu)接觸器、剩余電(dian)(dian)流(liu)動(dong)作保(bao)護(hu)(hu)器、電(dian)(dian)容(rong)器及計量表等組成。周圍空(kong)氣溫度(du)(du)的上(shang)限不(bu)超過(guo)40℃；配(pei)電(dian)(dian)箱(xiang)(xiang)箱(xiang)(xiang)體選(xuan)用(yong)的鋼(gang)板(ban)(ban)厚度(du)(du)不(bu)小于(yu)1。5mm，配(pei)電(dian)(dian)箱(xiang)(xiang)箱(xiang)(xiang)體厚度(du)(du)不(bu)小于(yu)2。0mm厚度(du)(du)的冷軋鋼(gang)板(ban)(ban)制成，鋼(gang)板(ban)(ban)箱(xiang)(xiang)門、鋼(gang)板(ban)(ban)盤(pan)面厚度(du)(du)不(bu)小于(yu)2。0mm。背板(ban)(ban)的厚度(du)(du)不(bu)小于(yu)3。0mm。配(pei)電(dian)(dian)箱(xiang)(xiang)均要求能(neng)在三級污染(ran)的條件下運行，即配(pei)電(dian)(dian)箱(xiang)(xiang)的防(fang)護(hu)(hu)等級達到IP3X。所有箱(xiang)(xiang)體用(yong)的鋼(gang)板(ban)(ban)，型鋼(gang)必須在噴(pen)涂前進行除油(you)、除銹磷化處理，其(qi)他金屬(shu)件均應要有防(fang)腐能(neng)力(li)，。

照明(ming)配電箱(xiang)(xiang)(xiang)(xiang)采用不(bu)當，增加了照明(ming)配電箱(xiang)(xiang)(xiang)(xiang)的(de)(de)(de)故(gu)障率，選(xuan)(xuan)(xuan)用低(di)阻產品(如(ru)低(di)阻熔斷器(qi))，不(bu)僅能降(jiang)低(di)損耗，而且還能減(jian)少配電箱(xiang)(xiang)(xiang)(xiang)內集聚的(de)(de)(de)熱量，配電箱(xiang)(xiang)(xiang)(xiang)安裝(zhuang)，延長設(she)備的(de)(de)(de)使用壽命。進(jin)入高壓配電箱(xiang)(xiang)(xiang)(xiang)的(de)(de)(de)電源(yuan)線(xian)(xian)(xian)，嚴禁用插(cha)銷連接(jie)(jie);配電箱(xiang)(xiang)(xiang)(xiang)、開(kai)關箱(xiang)(xiang)(xiang)(xiang)的(de)(de)(de)箱(xiang)(xiang)(xiang)(xiang)體材料(liao)，一般選(xuan)(xuan)(xuan)用鋼板，亦可(ke)選(xuan)(xuan)(xuan)用絕(jue)緣(yuan)板，但不(bu)宜(yi)選(xuan)(xuan)(xuan)用木質材料(liao);電箱(xiang)(xiang)(xiang)(xiang)之間的(de)(de)(de)距離不(bu)宜(yi)太(tai)遠。連接(jie)(jie)線(xian)(xian)(xian)要使用絕(jue)緣(yuan)導線(xian)(xian)(xian)，不(bu)得有漏電部分。工(gong)作零(ling)線(xian)(xian)(xian)要通過接(jie)(jie)線(xian)(xian)(xian)端子板連接(jie)(jie)，與(yu)保護零(ling)線(xian)(xian)(xian)接(jie)(jie)線(xian)(xian)(xian)端子板分設(she)；金屬(shu)(shu)箱(xiang)(xiang)(xiang)(xiang)體、電器(qi)安裝(zhuang)板以及電器(qi)的(de)(de)(de)不(bu)應帶(dai)電金屬(shu)(shu)底座，外殼必須有接(jie)(jie)零(ling)措施。

配電(dian)(dian)(dian)箱(xiang)(xiang)(xiang)(xiang)箱(xiang)(xiang)(xiang)(xiang)體(ti)選用(yong)(yong)的鋼(gang)板厚(hou)(hou)(hou)度不小(xiao)于1。5mm，配電(dian)(dian)(dian)箱(xiang)(xiang)(xiang)(xiang)箱(xiang)(xiang)(xiang)(xiang)體(ti)厚(hou)(hou)(hou)度不小(xiao)于2。0mm厚(hou)(hou)(hou)度的冷(leng)軋(ya)鋼(gang)板制成(cheng)，鋼(gang)板箱(xiang)(xiang)(xiang)(xiang)門(men)、鋼(gang)板盤面(mian)厚(hou)(hou)(hou)度不小(xiao)于2。0mm。背板的厚(hou)(hou)(hou)度不小(xiao)于3。0mm。照明配電(dian)(dian)(dian)箱(xiang)(xiang)(xiang)(xiang)采(cai)用(yong)(yong)不當，增加了照明配電(dian)(dian)(dian)箱(xiang)(xiang)(xiang)(xiang)的故障(zhang)率，選用(yong)(yong)低阻產品(如低阻熔斷器)，不僅能降低損耗，而(er)且還能減(jian)少配電(dian)(dian)(dian)箱(xiang)(xiang)(xiang)(xiang)內(nei)集聚的熱(re)量(liang)，延長設(she)備(bei)的使用(yong)(yong)壽命。每臺(tai)用(yong)(yong)電(dian)(dian)(dian)設(she)備(bei)應有各(ge)自(zi)的的開關箱(xiang)(xiang)(xiang)(xiang)。施工(gong)現(xian)場每臺(tai)用(yong)(yong)電(dian)(dian)(dian)設(she)備(bei)應有各(ge)自(zi)的開關箱(xiang)(xiang)(xiang)(xiang)，且必須(xu)滿足(zu)“一(yi)機(ji)一(yi)閘一(yi)漏”要(yao)求(qiu)，嚴禁用(yong)(yong)同(tong)一(yi)個開關電(dian)(dian)(dian)器直接控制兩臺(tai)及兩臺(tai)以上用(yong)(yong)電(dian)(dian)(dian)設(she)備(bei)(包含(han)插座)。