聚碳酸酯表箱技術(shu)性標準(zhun)(zhun)(zhun)　　 1) 一切正(zheng)常運用(yong)標準(zhun)(zhun)(zhun)　　(1)周邊氣(qi)(qi)(qi)體溫(wen)(wen)(wen)度(du)(du)(du)不(bu)(bu)能(neng)(neng)超過 40℃，并且(qie)在24 h 內其均值(zhi)溫(wen)(wen)(wen)度(du)(du)(du)不(bu)(bu)能(neng)(neng)超過 35℃。周邊氣(qi)(qi)(qi)體溫(wen)(wen)(wen)度(du)(du)(du)的(de)(de)(de)值(zhi)為-5℃。　　(2) 空氣(qi)(qi)(qi)標準(zhun)(zhun)(zhun)：氣(qi)(qi)(qi)體清理，在A溫(wen)(wen)(wen)度(du)(du)(du) 40℃時(shi)，其空氣(qi)(qi)(qi)濕度(du)(du)(du)不(bu)(bu)能(neng)(neng)超過A。在較(jiao)(jiao)低(di)溫(wen)(wen)(wen)度(du)(du)(du)時(shi)，容許有(you)很大的(de)(de)(de)空氣(qi)(qi)(qi)濕度(du)(du)(du)。例如： 20℃時(shi)相(xiang)對濕度(du)(du)(du)為90%。但應充分考(kao)慮因(yin)為溫(wen)(wen)(wen)度(du)(du)(du)的(de)(de)(de)轉變，有(you)可能(neng)(neng)會不(bu)(bu)經意地造成(cheng)(cheng)適當的(de)(de)(de)精華露。　　(3) 海拔不(bu)(bu)超過2000 m。　　(4) 環境污染級(ji)(ji)別3。　　2) 電(dian)(dian)(dian)(dian)氣(qi)(qi)(qi)設(she)(she)備(bei)(bei)主要參(can)數　　(1) 額定值(zhi)工作(zuo)標準(zhun)(zhun)(zhun)電(dian)(dian)(dian)(dian)壓　　① 主電(dian)(dian)(dian)(dian)源電(dian)(dian)(dian)(dian)路(lu)：220，380V。　　(2) 額定電(dian)(dian)(dian)(dian)壓　　① 額定電(dian)(dian)(dian)(dian)流(liu)：40～125，　　3) 柜架構造　　(1) 聚(ju)碳酸酯表箱(xiang)的(de)(de)(de)柜架可選用(yong)電(dian)(dian)(dian)(dian)焊(han)焊(han)接(jie)或由螺絲拼(pin)裝聯接(jie)而成(cheng)(cheng)。聚(ju)碳酸酯表箱(xiang)柜架和(he)(he)機(ji)(ji)殼應該(gai)有(you)充足沖(chong)擊韌性和(he)(he)彎曲剛度(du)(du)(du)，應能(neng)(neng)承(cheng)擔所安(an)裝元器(qi)件及(ji)(ji)短(duan)(duan)路(lu)故(gu)(gu)障(zhang)時(shi)需出現的(de)(de)(de)設(she)(she)備(bei)(bei)內應力和(he)(he)熱應力，并應考(kao)慮到避免組成(cheng)(cheng)足夠(gou)造成(cheng)(cheng)比(bi)較(jiao)(jiao)大渦流(liu)損耗的(de)(de)(de)帶(dai)磁通(tong)道。與(yu)此(ci)同時(shi)不(bu)(bu)因(yin)設(she)(she)備(bei)(bei)的(de)(de)(de)起重(zhong)吊裝、運送等(deng)情(qing)形(xing)而危害設(she)(she)備(bei)(bei)的(de)(de)(de)性能(neng)(neng)。為了更好地保(bao)(bao)證防(fang)腐蝕，設(she)(she)備(bei)(bei)應選用(yong)防(fang)腐蝕原材料或在外露的(de)(de)(de)表層(ceng)涂上(shang)防(fang)腐蝕層(ceng)，與(yu)此(ci)同時(shi)也(ye)要考(kao)慮到應用(yong)及(ji)(ji)檢修標準(zhun)(zhun)(zhun)。　　4) 電(dian)(dian)(dian)(dian)氣(qi)(qi)(qi)間隙(xi)、擊穿電(dian)(dian)(dian)(dian)壓和(he)(he)防(fang)護(hu)間距(ju)　　見JB/T 9661-1999規定。　　5) 聚(ju)碳酸酯表箱(xiang)設(she)(she)備(bei)(bei)內的(de)(de)(de)保(bao)(bao)護(hu)接(jie)地與(yu)絕緣導(dao)線　　見JB/T 9661-1999規定。　　6) 元器(qi)件的(de)(de)(de)挑選與(yu)安(an)裝　　見JB/T 9661-1999規定。　　7) 設(she)(she)備(bei)(bei)的(de)(de)(de)防(fang)水等(deng)級(ji)(ji)　　見JB/T 9661-1999規定。　　8) 接(jie)地保(bao)(bao)護(hu)　　見JB/T 9661-1999規定。　　9) 升溫(wen)(wen)(wen)　　溫(wen)(wen)(wen)升按GB 7251.12006 中7.3 的(de)(de)(de)要求。　　10) 體積(ji)電(dian)(dian)(dian)(dian)阻(zu)率　　見JB/T 9661-1999規定。　　11) 過流(liu)保(bao)(bao)護(hu)與(yu)短(duan)(duan)路(lu)故(gu)(gu)障(zhang)承(cheng)受抗(kang)壓強度(du)(du)(du)　　見JB/T 9661-1999規定。　　12) 聚(ju)碳酸酯表箱(xiang)機(ji)(ji)械設(she)(she)備(bei)(bei)、電(dian)(dian)(dian)(dian)氣(qi)(qi)(qi)設(she)(she)備(bei)(bei)實際操作(zuo)性能(neng)(neng)