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          2. 行业新闻

            防雷接地基础知识3问

            2016-04-06  来自: 四川安邦威斯特电子设备有限公司 浏览次数:420

            1:SPDDEJIEDIXIANJING?

               DA:SHUJUXIAN:YAOQIUDAYU2.5mm2 ;DANGZHANGDUCHAOGUO0.5MISHIYAOQIUDAYU4mm2。YD/T5098-1998。

               DIANYUANXIAN:XIANGXIANJIEMIANJIS≤16mm2 SHI,DIXIANYONGS;XIANGXIANJIEMIANJI16mm2≤S≤35mm2 SHI,DIXIANYONG16mm2 ;XIANGXIANJIEMIANJIS≥35mm2SHI,DIXIANYAOQIUS/2;GB 50054DI2.2.9TIAO。


            2:YUSPDXIANGPEIHEDEWEIXINGDUANLUQIRUHEXUANXING?

            035棋牌官方网站   DA:AsafeKAIGUANXINGMOKUAIYOUYUQISUNHUAIFANGSHIWEIKAILU,YINCIKEYIBUYONGZHUANGWEIXINGDUANLUQI;DIYIJIMOKUAI,RUAM1-40,XUYAOXUANYONG63ADEFENDUANDIANLIUNENGLIWEI10KADEDXINGWEIXINGDUANLUQI;DIERJIMOKUAI,RUAM2-20,XUYAOXUANYONG32ADEFENDUANDIANLIUNENGLIWEI6.5KADEC、DXINGWEIXINGDUANLUQI,YOUYUQIGONGZUOQUXIANInZHIDEBUTONG,YINCITUIJIANSHIYONGD XING;DISANJIMOKUAI,RUAM3-10,XUYAOXUANYONG16ADEFENDUANDIANLIUNENGLIWEI4.5KADEC、DXINGWEIXINGDUANLUQI,YOUYUQIGONGZUOQUXIANInZHIDEBUTONG,YINCITUIJIANSHIYONGDXING。


            035棋牌官方网站3:KEFOUSHIYONGRONGDUANSI?YINGZHUYINEIXIEWENTI?

            035棋牌官方网站   DA:KEYISHIYONGFANGLEIRONGDUANSI,DANBUNENGSHIYONGYIBANRONGDUANSI;WOMENSHIYONGDEFANGLEIRONGDUANSI,GUIGESHIVSP-100KA、70KA、40KA、20KA。FANGLEIRONGDUANSISHIDUILEIDIANMAICHONGJINXINGXIANGYING,YIBANRONGDUANSISHIDUIGONGPINHUOZHILIUDIANLIUJINXINGXIANGYING。SHIYONGRONGDUANSIHESHIYONGWEIXINGDUANLUQIDEQUBIEZAIYU:1、RONGDUANSIDEGUODIANLIUGONGZUOQUXIANSHOUHUANJINGWENDUYINGXIANGDA,DUIGUODIANLIUDEDUANKAIMEIYOUWEIXINGDUANLUQIKEKAO;2、ZUOZHUANGDERONGDUANSIZAISHOUDAO8/20μsLEIDIANGUODIANYACHONGJIDESHIHOU,HUICONGDIZUOZHONGTIAOCHULAI,SHISPDWUFAZHENGCHANGGONGZUO;3、HANJIEDERONGDUANSIDANGSPDLIEHUAYIHOU,WUFAXIANGWEIXINGDUANLUQINEIYANGZAIXIAOYU5sDESHIJIANNEIDUANKAI,YIFASHENGDUANLUHEHUOZAIWEIXIAN,BUFUHEGB 50054HEGB 50057BIAOZHUNDEYAOQIU。



            关键词: 防雷接地基础知识3问           

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