排列3开奖结果

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接地线与接接零线
编辑 :

ZHANGSHASHUIDIANANZHUANG

时间 : 2019-08-01 20:16 浏览量 : 7

接地和接零的基本目的有两条,一是按电路的工作要求需要接地;二是为了保障人身和设备安全的需要接地或接零。

ANQIZUOYONGKEFENWEISIZHONG:a.GONGZUOJIEDI;b.BAOHUJIEDI;c.BAOHUJIELING;d.ZHONGFUJIEDI。

GONGZUOJIEDI

排列3开奖结果ZAICAIYONG380/220VDEDIYADIANLIXIZHONG,YIBANDOUCONGDIANLIBIANYAQIYINCHUSIGENXIAN,JISANGENXIANGXIANHEYIGENZHONGXINGXIAN,ZHEISIGENJIANZUODONGLIHEZHAOMINGYONG。DONGLIYONGSANGENXIANGXIAN,ZHAOMINGYONGYIGENXIANGXIANHEZHONGXINGXIAN。ZAIZHEIYANGDEDIYAXITONGZHONG,KAOLVDANGZHENGCHANGHUOGUZHANGDEQINGKUANGXIA,DOUNENGSHIDIANQISHEBEIKEKAOYUNXING,BINGYOULIRENSHENHESHEBEIDEANQUAN,YIBANBAXITONGDEZHONGXINGDIANZHIJIEJIEDI,JIWEIGONGZUOJIEDI。YOUBIANYAQISANXIANQUANJIECHUDEYEJIAOZHONGXINGXIANJILINGXIAN,GAIDIANJIUJIAOZHONGXINGDIAN。

GONGZUOJIEDIDEZUOYONG

GONGZUOJIEDIDEZUOYONGYOULIANGDIAN,YISHIJIANQINGYIXIANGJIEDIDEWEIXIANXING;WENDINGXITONGDEDIANWEI,XIANZHIDIANYABUCHAOGUOMOUYIFANWEI,JIANQINGGAOYACUANRUDIYADEWEIXIAN。

.BAOHUJIEDI

排列3开奖结果BAOHUJIEDI,SHIWEIFANGZHIDIANQIZHUANGZHIDEJINSHUWAIQIAO、PEIDIANZHUANGZHIDEGOUJIAHEXIANLUGANTADENGDAIDIANWEIJIRENSHENHESHEBEIANQUANERJINXINGDEJIEDI。SUOWEIBAOHUJIEDIJIUSHIJIANGZHENGCHANGQINGKUANGXIABUDAIDIAN,ERZAIJUEYUANCAILIAOSUNHUAIHOUHUOQITAQINGKUANGXIAKENENGDAIDIANDEDIANQIJINSHUBUFEN(JIYUDAIDIANBUFENXIANGJUEYUANDEJINSHUJIEGOUBUFEN)YONGDAOXIANYUJIEDITIKEKAOLIANJIEQILAIDEYIZHONGBAOHUJIEXIANFANGSHI。

排列3开奖结果NEIMEBAOHUJIEDIDEYINGYONGFANWEI:

排列3开奖结果BAOHUJIEDIDESHIYONGYUBUJIEDIDEDIANWANG。ZAIZHEIZHONGDIANWANGZHONG,WULUNHUANJINGRUHE,FANYOUYUJUEYUANPOHUAIHUOQITAYUANYINERKENENGCHENGXIANWEIXIANDIANYADEJINSHUBUFEN,CHULINGYOUGUIDINGWAI,DOUYINGCAIQUBAOHUJIEDICUOSHI,ZHUYAOBAOKUO:

(1)DIANJI、BIANYAQI、KAIGUANSHEBEI、ZHAOMINGQIJUJIQITADIANQISHEBEIDEJINSHUWAIQIAO、DIZUOJIYUQIXIANGLIANDECHUANDONGZHUANGZHI;

(2)HUNEIWAIPEIDIANZHUANGZHIDEJINSHUGOUJIAHUOGANGJINHUNNINGTUGOUJIA,YIJIKAOJINDAIDIANBUFENDEJINSHUZHELANHUOWEILAN;

排列3开奖结果(3)PEIDIANPING、KONGZHITAI、BAOHUPINGJIPEIDIANJU(XIANG)DEJINSHUKUANGJIAHUOWAIQIAO;

排列3开奖结果(4)DIANLANJIETOUHEDEJINSHUWAIQIAO、DIANLANDEJINSHUWAIPIHEPEIXIANDEGANGGUAN;

CIWAI,MOUXIEJIAKONGDIANLIXIANLUDEJINSHUGANTAHEGANGJINHUNNINGTUGANTA、HUGANQIDEERCIXIANQUANDENG,YEYINGYUYIJIEDI

BAOHUJIELING

BAOHUJIELINGJIUSHIJIANGSHEBEIZAIZHENGCHANGQINGKUANGXIABUDAIDIANDEJINSHUBUFEN,YONGDAOXIANYUXITONGJINXINGZHIJIEXIANGLIANDEFANGSHI。CAIQUBAOHUJIELINGFANGSHI,BAOZHENGRENSHENANQUAN,FANGZHIFASHENGCHUDIANSHIGU。

BAOHUJIELINGGONGZUOYUANLI

BADIANGONGSHEBEIDEJINSHUWAIQIAOHEDIANWANGDELINGXIANLIANJIE,YIBAOHURENSHENANQUANDEYIZHONGYONGDIANANQUANCUOSHI。ZAIDIANYADIYU1000FUDEJIELINGDIANWANGZHONG,RUODIANGONGSHEBEIYINJUEYUANSUNHUAIHUOYIWAIQINGKUANGERSHIJINSHUWAIQIAODAIDIANSHI,XINGCHENGXIANGXIANDUIZHONGXINGXIANDEDANXIANGDUANLU,ZEXIANLUSHANGDEBAOHUZHUANGZHI(ZIDONGKAIGUANHUORONGDUANQI)XUNSUDONGZUO,QIEDUANDIANYUAN,CONGERSHISHEBEIDEJINSHUBUFENBUZHIYUZHANGSHIJIANCUNZAIWEIXIANDEDIANYA,ZHEIJIUBAOZHENGLERENSHENANQUAN。DUOXIANGZHIJIAOLIUDIANLIXITONGZHONG,BAXINGXINGLIANJIEDERAOZUDEZHONGXINGDIANZHIJIEJIEDI,SHIQIYUDADIDENGDIANWEI,JIWEILINGDIANWEI。YOUJIEDIDEZHONGXINGDIANYINCHUDEDAOXIANCHENGWEILINGXIAN。ZAITONGYIDIANYUANGONGDIANDEDIANGONGSHEBEISHANG,BURONGXUYIBUFENSHEBEICAIYONGBAOHUJIELING,LINGYIBUFENSHEBEICAIYONGBAOHUJIEDI(JIANJIEDI)。YINWEIDANGBAOHUJIEDIDESHEBEIWAIQIAODAIDIANSHI ,RUOQIJIEDIDIANZUr′DJIAODA,GUZHANGDIANLIUIDBUZUYISHIBAOHUZHUANGZHIDONGZUO,ZEYINGONGZUODIANZUrDDECUNZAI,SHIZHONGXINGXIANSHANGYIZHICUNZAIDIANYAU0=IDrD,CISHI ,BAOHUJIELINGSHEBEIDEWAIQIAOSHANGZHANGSHIJIANCUNZAIWEIXIANDEDIANYAU0,WEIJIRENSHENANQUAN。

GONGZUOJIEDIHEBAOHUJIELINGDEQUBIE

GONGZUOJIEDI-SHIDIANZAIGONGZUOZHONGCHANSHENGDEYUDIAN,WEILEBURANGYUDIANJISHANGREN,RANGTANENGGOURANGYUDIANPAIRUDAODADITIZHONG,SUOCHENGGONGZUOJIEDI;FANSHIYINSHEBEIYUNXINGXUYAOERJINXINGDEJIEDI,JIAOZUOGONGZUOJIEDI。RUGUOBUJIE,SHEBEIJIUBUNENGYUNXING。LIRU:BIANYAQIDEZHONGXINGDIANJIEDI。

排列3开奖结果BAOHULINGXIAN-QISHIYEJIUSHIDIXIAN,JIUSHIQIZHONGMOUGENDIANXIANJIECHUWUTISHI,RANGLOUBAOKAIGUANNENGJISHITIAOZHA,BUJISHANGREN,SUOCHENGBAOHULINGXIAN。

排列3开奖结果LIANGZHONGJIEXIANFANGSHIDOUWEIBAOHURENSHENANQUANQIZHEZHONGYAOZUOYONG。

BAOHUJIEDIYUBAOHUJIELINGDEQUBIE

YUANLIBUTONG

BAOHUJIEDISHIXIANZHISHEBEILOUDIANHOUDEDUIDIDIANYA,SHIZHIBUCHAOGUOANQUANFANWEI。ZAIGAOYAXITONGZHONG,BAOHUJIEDICHUXIANZHIDUIDIDIANYAWAI,ZAIMOUXIEQINGKUANGXIA,HAIYOUCUSHIDIANWANGBAOHUZHUANGZHIDONGZUODEZUOYONG;BAOHUJIELINGSHIJIEZHUJIELINGXIANLUSHISHEBEILOUDIANXINGCHENGDANXIANGDUANLU,CUSHIXIANLUSHANGDEBAOHUZHUANGZHIDONGZUO,YIJIQIEDUANGUZHANGSHEBEIDEDIANYUAN。CIWAI,ZAIBAOHUJIELINGDIANWANGZHONG,BAOHULINGXIANHEZHONGFUJIEDIHAIKEXIANZHISHEBEILOUDIANSHIDEDUIDIDIANYA。

5.2SHIYONGFANWEIBUTONG

排列3开奖结果BAOHUJIEDIJISHIYONGYUYIBANBUJIEDIDEGAODIYADIANWANG,YESHIYONGYUCAIQULEQITAANQUANCUOSHI(RUZHUANGSHELOUDIANBAO·HUQI)DEDIYADIANWANG;BAOHUJIELINGZHISHIYONGYUZHONGXINGDIANZHIJIEJIEDIDEDIYADIANWANG。

XIANLUJIEGOUBUTONG

RUGUOCAIQUBAOHUJIEDICUOSHI,DIANWANGZHONGKEYIWUGONGZUOLINGXIAN,ZHISHEBAOHUJIEDIXIAN;RUGUOCAIQULEBAOHUJIELINGCUOSHI,ZEBIXUSHEGONGZUOLINGXIAN,LIYONGGONGZUOLINGXIANZUOJIELINGBAOHU。BAOHUJIELINGXIANBUYINGJIEKAIGUAN、RONGDUANQI,DANGZAIGONGZUOLINGXIANSHANGZHUANGSHERONGDUANQIDENGKAIDUANDIANQISHI,HAIBIXULINGZHUANGBAOHUJIEDIXIANHUOJIELINGXIAN。