lol赛事竞猜 peidian(xianlu)、diandongjihejiayongdianqidengdeguodianliubaohuduanluqi♩♪✿♬❉☴,yinbaohuduixiang(rubianyaqi、dianxiandianlan、diandongjihejiayongdianqideng)dechengshouguozaidianliudenengli(baokuodiandongjideqidongdianliuheqidongshijiandeng)youchayi♩♪✿♬❉☴,xuanyongdeduanluqidebaohutexingbutong❤ღ❦♤﹏▊。
1.普通短路器的选择
1.1配电用断路器的选择
lol赛事竞猜 peidianyongduanluqishizhizaidiyadianwangzhongzhuanmenyongyufenpeidiannengdeduanluqi♩♪✿♬❉☴,baokuodianyuanzongduanluqihefuzaizhiluduanluqi❤ღ❦♤﹏▊。zaixuanyongzheiyileiduanluqishi♩♪✿♬❉☴,xutebiezhuyixialiexuanyongyuanze:
(1)duanluqidezhangyanshidongzuodianliuzhengdingzhi≤daoxianrongxuzailiuliang❤ღ❦♤﹏▊。duiyucaiyongdianxiandianlandeqingkuang♩♪✿♬❉☴,kequdianxiandianlanrongxuzailiuliangde80%❤ღ❦♤﹏▊。
(2)3beizhangyanshidongzuodianliuzhengdingzhidekefanhuishijian≥xianluzhongzuidaqidongdianliudediandongjideqidongshijian❤ღ❦♤﹏▊。
lol赛事竞猜 (3)duanyanshidongzuodianliuzhengdingzhii1wei:
i1=1.1(ijx+1.35kied)
shizhong:ijx———xianlujisuanfuzaidianliu(a);
k———diandongjideqidongdianliubeishu;
lol赛事竞猜 ied———diandongjiedingdianliu(a)❤ღ❦♤﹏▊。
(4)shunshidianliuzhengdingzhii2wei:
i2=1.1(ijx+klkiedm)
lol赛事竞猜 shizhong:kl———diandongjiqidongdianliudechongjixishu♩♪✿♬❉☴,yibanqukl=1.7～2;
lol赛事竞猜 iedm———zuidadeyitaidiandongjideedingdianliu❤ღ❦♤﹏▊。
(5)duanyanshideshijianjieduan♩♪✿♬❉☴,anpeidianxitongdefenduanerding❤ღ❦♤﹏▊。yibanshijianjieduanwei2～3ji❤ღ❦♤﹏▊。meijizhijiandeduanyanshishichawei0.1～0.2s♩♪✿♬❉☴,shiduanluqiduanyanshijigoudedongzuojingduerding♩♪✿♬❉☴,qikefanhuishijianyingbaozhenggejidexuanzexingdongzuo❤ღ❦♤﹏▊。xuandingduanyanshijietihou♩♪✿♬❉☴,zuihaoanbeibaohuduixiangderewendingxingnengjiayixiaohe❤ღ❦♤﹏▊。
1.2电动机保护型断路器的选择
lol赛事竞猜 weixingduanluqi(mcb)bunengyongyuduidiandongjidebaohu♩♪✿♬❉☴,zhikezuoweitidairongduanqiduipeidianxianlu(rudianxiandianlan)jinxingbaohu❤ღ❦♤﹏▊。diandongjizaiqidongshunjianyouyige5~7beiied♩♪✿♬❉☴,chixushijianwei10sdeqidongdianliu♩♪✿♬❉☴,jishictexingzaidiancituokoudianliushedingwei5~10beiied♩♪✿♬❉☴,keyibaozhengzaidiandongjiqidongshibiguolangyongdianliu❤ღ❦♤﹏▊。
danduirebaohulaijiang♩♪✿♬❉☴,qiguozaibaohudedongzuozhizhengdingyu1.45ied♩♪✿♬❉☴,yejiushishuodiandongjiyaochengshou45%yishangdeguozaidianliushimcbcainengtuokou♩♪✿♬❉☴,zheiduiyuzhinengchengshou<20%guozaidedianjidingziraozulaijiang♩♪✿♬❉☴,shijirongyishiraozujiandejueyuansunhuaide♩♪✿♬❉☴,erduiyudianxiandianlanlaijiangshikechengshoude❤ღ❦♤﹏▊。yinci♩♪✿♬❉☴,zaimouxiechangheruquexuyongmcbduidianjijinxingbaohu♩♪✿♬❉☴,kexuanyongabbgongsiteyoudefuheiec947-2biaozhunzhongktexingdemcb♩♪✿♬❉☴,huocaiyongmcbwaijiarejidianqidefangshi♩♪✿♬❉☴,duidiandongjijinxingguozaiheduanlubaohu❤ღ❦♤﹏▊。
1.3家用保护型断路器的选择
mcbshijianzhudianqizhongduanpeidianzhuangzhizhongshiyongzuiguangfandeyizhongzhongduanbaohudianqi❤ღ❦♤﹏▊。
lol赛事竞猜 yingdangxiangxuanyongsuqiaoduanluqihekuangjiaduanluqiyiyang♩♪✿♬❉☴,jisuanzuidaduanluronglianghouzaixuanze❤ღ❦♤﹏▊。
lol赛事竞猜 mcbdeshejiheshiyongshizhendui50~60hzjiaoliudianwangde♩♪✿♬❉☴,ruyongyuzhiliudianlu♩♪✿♬❉☴,yinggenjuzhizaochangshangtigongdecituokoudongzuodianliutongdianyuanpinlvbianhuaxishulaihuansuan;danghuanjingwendudayuhuoxiaoyuxiaozhunwenduzhishi♩♪✿♬❉☴,bixugenjuzhizaochangshangtigongdewenduyuzailiunenglixiuzhengquxianlaidiaozhengmcbdeedingdianliuzhi❤ღ❦♤﹏▊。
diyapeidianxianludeduanludianliuyugaigongdianxianludedaoxianjiemian、daoxianfushefangshi、duanludianyudianyuanjulizhangduan、peidianbianyaqiderongliangdaxiao、zukangbaifenbidengdianqicanshuyouguan❤ღ❦♤﹏▊。
yibangongyeyuminyongjianzhupeidianbianyaqidiyacedianyaduowei0.23/0.4kv♩♪✿♬❉☴,bianyaqirongliangdaduowei1600kvajiyixia♩♪✿♬❉☴,diyacexianludeduanludianliusuipeidianrongliangzengdaerzengda❤ღ❦♤﹏▊。duiyubutongrongliangdepeibian♩♪✿♬❉☴,diyakuixianduanduanludianliushibutongde❤ღ❦♤﹏▊。yibanlaishuo♩♪✿♬❉☴,duiyuminyongzhuzhai、xiaoxingshangchangjigonggongjianzhu♩♪✿♬❉☴,youyuyoudangdigongdianqiyedediyadianwanggongdian♩♪✿♬❉☴,gongdianxianludedianlanhuojiakongdaoxianjiemianjiaoxi♩♪✿♬❉☴,yongdianshebeijugongdiandianyuanjulijiaoyuan♩♪✿♬❉☴,xuanyong4.5kajiyishangfenduannenglidemcbjike❤ღ❦♤﹏▊。
duiyuyouzhuangonghuoyou10kvbianpeidianzhandeyonghu♩♪✿♬❉☴,wangwangyingongdianxianludedianlanjiemianjiaocu♩♪✿♬❉☴,gongdianjulijiaoduan♩♪✿♬❉☴,yingxuanyong6kajiyishangedingfenduannenglidemcb❤ღ❦♤﹏▊。erduiyurubianpeidianzhan(zhanneishiyongdezhaoming、donglidianyuanzhijiequziyudiyazongmupai)yijidarongliangchejianbianpeidianzhan(gongchejianyongdianshebei)denggongdianjulijiaoduandeleisichanghe♩♪✿♬❉☴,zebixuxuanyong10kajiyishangfenduannenglidemcb♩♪✿♬❉☴,jutixuanyongshitebieyaozhuyi:mcbdeedingfenduannenglishizaishangduanzijinxian、xiaduanzichuxianzhuangtaixiacedede❤ღ❦♤﹏▊。
lol赛事竞猜 zaigongchengzhongruoyudaoteshuqingkuangxiayaoqiuxiaduanzijinxian、shangduanzichuxian♩♪✿♬❉☴,youyukaiduanguzhangdianliushimiehudeyuanyin♩♪✿♬❉☴,mcbbixujiangrongshiyong♩♪✿♬❉☴,jiedingfenduannenglibixuanzhizaochangshangtigongdeyouguanjiangrongxishulaihuansuan❤ღ❦♤﹏▊。mcbdebaohutexinggenjuiec898fenweia、b、c、dsizhongtexinggongyonghuxuanyong:atexingyibanyongyuxuyaokuaisu、wuyanshituokoudeshiyongchanghe♩♪✿♬❉☴,yijiyongyujiaodidefengzhidianliuzhi(tongchangshiedingdianliuinde2~3bei)♩♪✿♬❉☴,yixianzhiyunxutongguoduanludianliuzhihezongdefenduanshijian♩♪✿♬❉☴,liyonggaitexingkeshimcbtidairongduanqizuoweidianziyuanqijiandeguoliubaohujihugancelianghuiludebaohu;btexingyongyuxuyaojiaokuaisudutuokouqiefengzhidianliubushihendadeshiyongchanghe❤ღ❦♤﹏▊。
yuatexingxiangbijiao♩♪✿♬❉☴,btexingyunxutongguodefengzhidianliu<3in♩♪✿♬❉☴,yibanyongyubaichideng、dianjiareqidengdianzuxingfuzaijizhuzhaixianludebaohu;ctexingshiyongyudabufendedianqihuilu♩♪✿♬❉☴,tayunxufuzaitongguojiaogaodeduanshifengzhidianliuermcbbudongzuo♩♪✿♬❉☴,ctexingyunxutongguodefengzhidianliu<5in♩♪✿♬❉☴,yongyuyingguangdeng、gaoyaqitifangdiandeng、donglipeidianxitongdexianlubaohu;dtexingshiyongyuhengaodefengzhidianliu(<10in)deduanluqishebei♩♪✿♬❉☴,keyongyujiaoliuedingdianyayupinlvxiadekongzhibianyaqihejubuzhaomingbianyaqideyicixianluhediancifadebaohu❤ღ❦♤﹏▊。
2漏电断路器的选择
2.1普通漏电断路器的选择
xuanzeloudianduanluqiyaozunxunyixiayuanze:
lol赛事竞猜 (1)duanluqideedingdianya、dianliuyingdayuhuodengyuxianlushebeidezhengchanggongzuodianyahedianliu;
lol赛事竞猜 (2)xianluyingbaohudeloudiandianliuyingxiaoyuhuodengyuduanluqideguidingloudianbaohudianliu;
(3)duanluqidejixiantongduannengliyingdayuhuodengyudianluzuidaduanludianliu;
(4)guozaituokouqideedingdianliudayuhuodengyuxianludezuidafuzaidianliu;
(5)youjiaoduandefenduanfanyingshijian♩♪✿♬❉☴,nenggouqidaobaohuxianluheshebeidezuoyong❤ღ❦♤﹏▊。
2.2四极断路器的选用
lol赛事竞猜 shifouxuanyongsijiduanluqikezunxunyixiayuanze:
lol赛事竞猜 (1)genjuiec465.1.5tiaoguiding♩♪✿♬❉☴,zhengchanggongdiandianyuanyubeiyongfadianjizhijiandezhuanhuanduanluqiyingshiyongsijiduanluqi;
lol赛事竞猜 (2)dailoudianbaohudeshuangdianyuanzhuanhuanduanluqiyingcaiyongsijiduanluqi❤ღ❦♤﹏▊。lianggeshangjiduanluqidailoudianbaohu♩♪✿♬❉☴,qixiajidedianyuanzhuanhuanduanluqiyingshiyongsijiduanluqi;
(3)zailiangzhongbutongjiedixitongjiandianyuanqiehuanduanluqiyingcaiyongsijiduanluqi;
lol赛事竞猜 (4)tn-cxitongyanjinshiyongsijiduanluqi;
(5)tn-s、tn-c-sxitongyibanbuxuyaoshezhisijiduanluqi❤ღ❦♤﹏▊。dantn-sxitongdeyixieteshuqingkuang(yanzhongsanxiangbupingheng、lingxuxiebohanliangjiaogaodeng)shifoubuyongsijiduanluqiyoudaijinyibuyanjiu;
lol赛事竞猜 (6)ttxitongdedianyuanjinxianduanluqiyingcaiyongsijiduanluqi;
(7)itxitongzhongdangyouzhongxingxianyinchushiyingcaiyongsijiduanluqi❤ღ❦♤﹏▊。
3.断路器的使用
duanluqizaishiyongguochengzhongwomenyaozhuyi:
lol赛事竞猜 (1)dianlujiehaohou♩♪✿♬❉☴,yingjianchajiexianshifouzhengque❤ღ❦♤﹏▊。ketongguoshiyananniujiayijiancha❤ღ❦♤﹏▊。ruduanluqinengzhengquefenduan♩♪✿♬❉☴,shuomingloudianbaohuqianzhuangzhengque♩♪✿♬❉☴,fouzeyingjianchaxianlu♩♪✿♬❉☴,paichuguzhang❤ღ❦♤﹏▊。zailoudianbaohuqitouruyunxinghou♩♪✿♬❉☴,meijingguoyiduanshijian♩♪✿♬❉☴,yonghuyingtongguoshiyananniujianchaduanluqishifouzhengchangyunxing;
(2)duanlubaohuqideloudian、guozai、duanlubaohutexingshiyouzhizaochangshedingde♩♪✿♬❉☴,bukesuiyidiaozheng♩♪✿♬❉☴,yimianyingxiangxingneng;shiyananniudezuoyongzaiyuduanluqizaixinanzhuanghuoyunxingyidingshiqihou♩♪✿♬❉☴,zaihezhatongdiandezhuangtaixiaduiqiyunxingzhuangtaijinxingjiancha❤ღ❦♤﹏▊。andongshiyananniu♩♪✿♬❉☴,duanluqinengfenduan♩♪✿♬❉☴,shuomingyunxingzhengchang♩♪✿♬❉☴,kejixushiyong;
(3)ruduanluqibunengfenduan♩♪✿♬❉☴,shuomingduanluqihuoxianluyouguzhang♩♪✿♬❉☴,xujinxingjianxiu;
(4)duanluqiyinbeibaohudianlufashengguzhang(loudian、guozaihuoduanlu)erfenduan♩♪✿♬❉☴,zecaozuoshoubingchuyutuokouweizhi(zhongweizhi)❤ღ❦♤﹏▊。chamingyuanyinpaichuguzhanghou♩♪✿♬❉☴,yingxianjiangcaozuoshoubingxiangxiaban(jizhiyu“fen”weizhi)♩♪✿♬❉☴,shicaozuojigou“zaikou”hou♩♪✿♬❉☴,cainengjinxinghezhacaozuo(qingzhuyiduanluqicaozuoshoubingsangeweizhidebutonghanyi);
lol赛事竞猜 (5)duanluqiyinxianluduanluduankaihou♩♪✿♬❉☴,xujianchachutou♩♪✿♬❉☴,ruozhuchutoushaosunyanzhonghuoyouaokengshi♩♪✿♬❉☴,xujinxingweixiu;
(6)sijiloudianduanluqibixujierulingxian♩♪✿♬❉☴,yishidianzixianluzhengchanggongzuo;
(7)loudianduanluqidefuzaijiexianbixujingguoduanluqidefuzaiduan♩♪✿♬❉☴,buyunxufuzaiderenyixiangxianhuolingxianbujingguoloudianduanluqi♩♪✿♬❉☴,fouzejiangchanshengrenwei“loudian”erzaochengduanluqihebushangzha♩♪✿♬❉☴,zaocheng“wudong”❤ღ❦♤﹏▊。ciwai♩♪✿♬❉☴,weilegengjiayouxiaodibaohuxianluheshebei♩♪✿♬❉☴,keyijiangloudianduanluqiyurongduanqipeiheshiyong❤ღ❦♤﹏▊。
lol赛事竞猜 (1)dianyuanjinxianduanluqizhongxingxiandegelibushiweilefangsanxianghuiluneizhongxingxianbupinghengdianliuyinqidezhongxingxianguoliuhuozheizhongguoliuyinqiderenshendianjiweixian♩♪✿♬❉☴,ershiweilexiaochuyanzhongxingxiandaorudeguzhangdianweiduidianqijianxiurenyuandedianjiweixian;
lol赛事竞猜 (2)weijianshaosanxianghuilu“duanling”
shigudefasheng♩♪✿♬❉☴,yingjinliangbimianzaizhongxingxianshangzhuangshebubiyaodeduanluqichutou♩♪✿♬❉☴,jizaibaozhengdianqijianxiuanquantiaojianxia♩♪✿♬❉☴,jinliangshaozhuangyongsijiduanluqi;
lol赛事竞猜 (3)bulunjianzhuwuneiyouwuzongdengdianweilianjie♩♪✿♬❉☴,ttxitongdianyuanjinxianduanluqiyingshixianzhongxingxianhexiangxiandetongshigeli♩♪✿♬❉☴,danyouzongdengdianweilianjiedetn-sxitonghetn-c-sxitongjianzhuwudianqizhuangzhiwucixuyao;
lol赛事竞猜 (4)ttxitongneidercdyingnengtongshiduankaixiangxianhezhongxingxian♩♪✿♬❉☴,yifangfashenglianggeguzhangshiyinqidedianjishigu♩♪✿♬❉☴,danduitnxitongneideloudianbaohuqircdmeiyouciyaoqiu;
lol赛事竞猜 (5)chudailoudianbaohugongnengdedianyuanzhuanhuanduanluqiwai♩♪✿♬❉☴,qitadianyuanzhuanhuanduanluqiwuxugelizhongxingxian;
(6)bulunhezhongjiedixitong♩♪✿♬❉☴,danxiangdianyuanjinxianduanluqidouyingnengtongshiduankaixiangxianhezhongxingxian❤ღ❦♤﹏▊。
