辽宁11选5

新黎明科创控股有限辽宁11选5详情

防爆配电箱内断路器上下级的选配原则

发布时间:2019-02-20 16:00:00 查看次数:

辽宁11选5FANGBAOPEIDIANXIANGNEIDUANLUQIFEN(SHANGJI)ZHUDIANYUANDUANLUQIHEDUOLU(XIAJI)FENDUANLUQI,ZHUDIANYUANDUANLUQIKONGZHISUOYOUDEFENDUANLUQI,GEFENDUANLUQIKONGZHIGESHEBEI。XIANGNEIDEDUANLUQIZAISHANGXIAJIDEXUANPEISHANGYOUBIXUYAOZUNSHOUDEYUANZE:


YI、BAOHUDIANQISHANGXIAJIZHIJIANDEXUANZEXINGDONGZUOSHIDIANQISHEJIRENYUANZAIDUIDUANLUQISHEJIXUANXINGSHIXUYAOKAOLVDEWENTIZHIYI。WEILEBIMIANYUEJITIAOZHADEQINGKUANG,SHEJIRENYUANZAIDUANLUQIDESHEJIXUANXINGDESHIHOUSHIXUYAOFEICHANGSHENZHONGDE;


ER、GENJU《DIYADIANQISHEJIGUIFAN》GB50054-95 , 4.1.2TIAOGUIDING,“PEIDIANXIANLUCAIYONGDESHANGXIAJIBAOHUDIANQI,QIDONGZUOYINGJUYOUXUANZEXING:GEJIZHIJIANYINGNENGXIEDIAOPEIHE。DANDUIYUFEIZHONGYAOFUHEDEBAOHUDIANQI,KECAIYONGWUXUANZEXINGQIEDUAN”;


辽宁11选5SAN、ZHANGQIYILAI,SHEJIRENYUANXIGUANLEDUIPEIDIANXITONGDEBAOHUXUANZEXINGWENTIBUZUOSHENJIU,DUANLUQIXUANZEXINGBAOHUDUISHEJIZHELAISHUOYIZHISHIYIGEMEIYOUHENHAOJIEJUEDENANTI,ZAIYIXIEGONGCHENGHUIFANGZHONG,GUZHANGDIANFASHENGDUANLUYUEJITIAOZHADEXIANXIANGLVYOUFASHENG, DANBIANYAQIZHUJINXIANDUANLUQIYUEJITIAOZHASHIYINGGAIJUEDUIBIMIANDE。


辽宁11选5CONGYIXIEDUANLUQIXUANZEXINGBAOHUDEJISHUZILIAOWENXIANLAIKAN,SHEJIZHEYINGZHEYANYUYIXIAJIFANGMIAN:


1、SHANGXIAJIDEXUANZEXINGPEIHE,YINGYONGSHANGXIAJIDUANLUQIDETEXINGQUXIANPEIHEXUANZEBIJIAOZHUNQUE,ZHIYAOSHANGXIAJIDUANLUQITEXINGQUXIANBUXIANGJIAOJIKE,DANGDUANLUQITEXINGZILIAOSHI,KEYIYONGSHANGXIAJIDEKEKAOXISHUXUANYONG。SHANGJIYONGXUANZEXINGDUANLUQI(YI BANYONGYUZHUGANXIAN)YINGANYIXIAYAOQIUZHENGDING:


Lzd2 (SHANG)≥1.2lzd3 (XIA)HUO Lzd2 (SHANG)≥1.2lzd2 (XIA);DANGDAIYOUDUANYANSHITUOKOUQISHI,Lzd3BUYITAIXIAOYIBANWEI:Lzd3= (12~15) Lzd1


2、SHANGJIBUYIXUANYONGFEIXUANZEXINGDUANLUQI,YINZHEIZHONGQINGKUANGSHUWUXUANZEXING。TEBIESHISHOUDUANYINGYOUXUANZEXINGDONGZUO;


辽宁11选53、DUIYUFEIXUANZEXINGDUANLUQI,YIBANYONGYUERJIJISANJIPEIDIANCHUXIANHUILUZHONG,BIJIAOKEKAODEXUANZEFANGFASHITONGGUOYIXIECHANGJIADEBAOHUXUANZEXINGPEIHEBIAOHUOTONGGUOSHANGXIAJIDUANLUQIDETEXINGQUXIANPEIHEXUANZELAISHIXIAN,DANZHEIYEYOUHENDUOJUXIANXING,ZHIYOUSHAOSHUHEZICHANGJIATIGONGLEDUANLUQIXUANZEXINGPEIHEBIAO,CHUXUANZEXINGDUANLUQIWAI,DADUOSHUCHANGJIADOUWEITIGONGDUANLUQIBAOHUXUANZEXINGDEPEIHESHUJU,CONGMUQIANDUANLUQIFAZHANDEJISHUJIGONGYISHUIPINGKANFEIXUANZEXINGDUANLUQIDEXUANZEXINGPEIHEBAOHUHAIBUNENGWANQUANSHIXIAN;


辽宁11选54、YOUXIANBAOZHENGBIANYAQIZHUJINXIANDUANLUQIDEXUANZEXINGBAOHUBINGJIANGUPEIDIANJUCHUXIANDUANLUQIDEXUANZEXINGBAOHU。ZHUJINXIANDUANLUQIYUGEKUICHUXIANDEBAOHUDIANQIDOUZHUANGZAIDIYAPEIDIANPINGNEI,JULIBUGUOJIMI,ZAICIFANWEINEIFASHENGDUANLUHEJIEDIGUZHANGDEGAILVHENXIAO,RUJINGJISUANZHUJINXIANDUANLUQISHUNDONGDIANLIUXIAOYUXIAJIKAIGUANDEDUANLUDIANLIU,KECAIQUZHUBAOHUBUSHESHUNDONGTUOKOUQIERZHISHEZHANGYANSHIJIDUANYANSHIZHENGDINGDIANLIU,YIBIMIANGUZHANGSHIZHUDUANLUQIWUXUANZEXINGDONGZUO。BINGBAOZHENGDUANLUQIZHANG(DUAN)YANSHIZHENGDINGDIANLIUDAYUXIAJIDUANLUQIZHANG(DUAN)YANSHIZHENGDINGDIANLIUDE1.2BEI,DUANYANSHIZHENGDINGDIANLIUDAYUXIAJIDUANLUQISHUNSHIZHENGDINGDIANLIUDE1.2BEI。


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