沃坤(kun)(kun)(kun)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气集(ji)(ji)(ji)团(tuan)有(you)限公司(si)(si)是一家专(zhuan)业(ye)从事电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气设(she)备研发、生产和(he)销(xiao)售的(de)(de)(de)企业(ye)。沃坤(kun)(kun)(kun)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气集(ji)(ji)(ji)团(tuan)主要产品(pin)(pin)包括低压(ya)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)器、中压(ya)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)器、高(gao)(gao)压(ya)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)器、真空(kong)断(duan)路(lu)(lu)(lu)器，直流(liu)(liu)屏，箱变(bian)，环网(wang)柜，消防巡检(jian)柜，EPS，UPS电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)自动化(hua)(hua)设(she)备等。公司(si)(si)拥有(you)优异的(de)(de)(de)生产设(she)备和(he)技术(shu)(shu)团(tuan)队，致力(li)(li)于为(wei)客(ke)户(hu)(hu)提供好(hao)品(pin)(pin)质(zhi)、高(gao)(gao)性能(neng)的(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气产品(pin)(pin)。公司(si)(si)秉承“科技创(chuang)新(xin)(xin)、品(pin)(pin)质(zhi)至(zhi)上(shang)(shang)”的(de)(de)(de)经营理念(nian)，不断(duan)进行(xing)技术(shu)(shu)创(chuang)新(xin)(xin)和(he)产品(pin)(pin)升级，以满足客(ke)户(hu)(hu)不断(duan)变(bian)化(hua)(hua)的(de)(de)(de)需求。确保(bao)产品(pin)(pin)质(zhi)量和(he)环境保(bao)护(hu)。沃坤(kun)(kun)(kun)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气集(ji)(ji)(ji)团(tuan)的(de)(de)(de)产品(pin)(pin)广泛应用于电(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)、石化(hua)(hua)、冶(ye)金、矿山(shan)、建(jian)筑等领域，深受国内外客(ke)户(hu)(hu)的(de)(de)(de)信赖和(he)好(hao)评。沃坤(kun)(kun)(kun)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气集(ji)(ji)(ji)团(tuan)有(you)限公司(si)(si)积极开拓(tuo)国际市场(chang)，产品(pin)(pin)远销(xiao)多个(ge)国家和(he)地区(qu)。未来，沃坤(kun)(kun)(kun)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气集(ji)(ji)(ji)团(tuan)将继续坚持技术(shu)(shu)创(chuang)新(xin)(xin)和(he)品(pin)(pin)质(zhi)至(zhi)上(shang)(shang)的(de)(de)(de)原(yuan)则，不断(duan)提升产品(pin)(pin)竞争力(li)(li)和(he)市场(chang)份额，为(wei)客(ke)户(hu)(hu)提供更好(hao)的(de)(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气解(jie)决方案(an)。真空(kong)断(duan)路(lu)(lu)(lu)器具有(you)较高(gao)(gao)的(de)(de)(de)短路(lu)(lu)(lu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)承受能(neng)力(li)(li)，能(neng)够快速切断(duan)高(gao)(gao)短路(lu)(lu)(lu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)，保(bao)护(hu)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气设(she)备的(de)(de)(de)安全(quan)。山(shan)西(xi)户(hu)(hu)内真空(kong)断(duan)路(lu)(lu)(lu)器批量定(ding)制

沃(wo)坤电(dian)(dian)气(qi)集(ji)团(tuan)(tuan)有限公司的(de)(de)(de)真(zhen)空(kong)(kong)断(duan)(duan)路器(qi)的(de)(de)(de)工作(zuo)原理是：当动、静(jing)触(chu)(chu)头(tou)在(zai)操作(zuo)机构的(de)(de)(de)作(zuo)用(yong)下分(fen)闸(zha)时，触(chu)(chu)头(tou)间产生(sheng)电(dian)(dian)弧，触(chu)(chu)头(tou)表面(mian)在(zai)高(gao)温下挥发(fa)出蒸汽，由(you)于触(chu)(chu)头(tou)设(she)计(ji)为特殊(shu)形状，在(zai)电(dian)(dian)流通过时产生(sheng)一磁场，电(dian)(dian)弧在(zai)此磁场作(zuo)用(yong)下沿触(chu)(chu)头(tou)表面(mian)切线方向快速(su)运动，在(zai)金(jin)属圆筒(屏蔽罩)上凝结(jie)了部分(fen)金(jin)属蒸汽，电(dian)(dian)弧在(zai)自(zi)然过零时就熄灭了，触(chu)(chu)头(tou)间的(de)(de)(de)介(jie)质强度又迅(xun)速(su)恢复起来。真(zhen)空(kong)(kong)断(duan)(duan)路器(qi)是3～10kV，真(zhen)空(kong)(kong)断(duan)(duan)路器(qi)体积小(xiao)、重量轻，适用(yong)于空(kong)(kong)间有限的(de)(de)(de)场所(suo)安装，提高(gao)了设(she)备(bei)(bei)的(de)(de)(de)紧凑(cou)性和(he)灵活性。50Hz三相交流系统中(zhong)的(de)(de)(de)户内(nei)配电(dian)(dian)装置(zhi)，可(ke)供工矿企业、发(fa)电(dian)(dian)厂、变电(dian)(dian)站中(zhong)作(zuo)为电(dian)(dian)器(qi)设(she)备(bei)(bei)的(de)(de)(de)保护和(he)控制之用(yong)，特别(bie)适用(yong)于要(yao)求无油(you)化、少(shao)检修(xiu)及(ji)频(pin)繁操作(zuo)的(de)(de)(de)使用(yong)场所(suo)，断(duan)(duan)路器(qi)可(ke)配置(zhi)在(zai)中(zhong)置(zhi)柜(ju)、双层柜(ju)以(yi)及(ji)固(gu)定柜(ju)中(zhong)作(zuo)为控制和(he)保护高(gao)压(ya)电(dian)(dian)气(qi)设(she)备(bei)(bei)用(yong)。迎各界朋友(you)莅临沃(wo)坤电(dian)(dian)气(qi)集(ji)团(tuan)(tuan)参观、指导和(he)业务洽(qia)谈(tan)！江苏常(chang)规真(zhen)空(kong)(kong)断(duan)(duan)路器(qi)批量定制购(gou)买真(zhen)空(kong)(kong)断(duan)(duan)路器(qi)推荐沃(wo)坤电(dian)(dian)气(qi)集(ji)团(tuan)(tuan)。

并(bing)已发展(zhan)到电(dian)(dian)压达(da)35kV等级。80年(nian)代以(yi)前，真(zhen)空(kong)(kong)断路(lu)(lu)器(qi)(qi)处于(yu)发展(zhan)的(de)(de)(de)(de)起步阶段(duan)，技(ji)(ji)术上在不断摸索(suo)，还不能制(zhi)定(ding)(ding)(ding)技(ji)(ji)术标(biao)(biao)准(zhun)(zhun)，直(zhi)到1985年(nian)后才制(zhi)定(ding)(ding)(ding)相关的(de)(de)(de)(de)产品标(biao)(biao)准(zhun)(zhun)。这里(li)需要(yao)(yao)说明：IEC标(biao)(biao)准(zhun)(zhun)中(zhong)(zhong)(zhong)并(bing)无与(yu)我(wo)国(guo)JB3855相对应的(de)(de)(de)(de)专业使用(yong)(yong)的(de)(de)(de)(de)标(biao)(biao)准(zhun)(zhun)，只是(shi)套(tao)用(yong)(yong)《IEC56交(jiao)流(liu)高(gao)(gao)压断路(lu)(lu)器(qi)(qi)》。因此，我(wo)国(guo)真(zhen)空(kong)(kong)断路(lu)(lu)器(qi)(qi)的(de)(de)(de)(de)标(biao)(biao)准(zhun)(zhun)至少在下(xia)列几个方面高(gao)(gao)于(yu)或(huo)严(yan)于(yu)IEC标(biao)(biao)准(zhun)(zhun)：(1)绝(jue)缘(yuan)水平(ping)(ping)：试(shi)验(yan)(yan)(yan)电(dian)(dian)压IEC中(zhong)(zhong)(zhong)国(guo)1min工(gong)频耐(nai)压(kV)2842(极间(jian)(jian)、极对地)48(断口间(jian)(jian))(kV)7575(极间(jian)(jian)、极对地)84(断口间(jian)(jian))(2)电(dian)(dian)寿命试(shi)验(yan)(yan)(yan)结束(shu)后真(zhen)空(kong)(kong)灭弧室(shi)断口的(de)(de)(de)(de)耐(nai)压水平(ping)(ping)：IEC56中(zhong)(zhong)(zhong)无规(gui)(gui)(gui)定(ding)(ding)(ding)。我(wo)国(guo)JB3855一96规(gui)(gui)(gui)定(ding)(ding)(ding)为(wei)：完(wan)成电(dian)(dian)寿命次数试(shi)验(yan)(yan)(yan)后的(de)(de)(de)(de)真(zhen)空(kong)(kong)断路(lu)(lu)器(qi)(qi)，其断口间(jian)(jian)绝(jue)缘(yuan)能力应不低于(yu)初(chu)始(shi)绝(jue)缘(yuan)水平(ping)(ping)的(de)(de)(de)(de)80%，即工(gong)频。(3)触头(tou)合闸弹跳时间(jian)(jian)：IEC无规(gui)(gui)(gui)定(ding)(ding)(ding)，而我(wo)国(guo)规(gui)(gui)(gui)定(ding)(ding)(ding)要(yao)(yao)求(qiu)不大于(yu)2ms。(4)温升(sheng)试(shi)验(yan)(yan)(yan)的(de)(de)(de)(de)试(shi)验(yan)(yan)(yan)电(dian)(dian)流(liu)：IEC标(biao)(biao)准(zhun)(zhun)中(zhong)(zhong)(zhong)，试(shi)验(yan)(yan)(yan)电(dian)(dian)流(liu)就等于(yu)产品的(de)(de)(de)(de)额定(ding)(ding)(ding)电(dian)(dian)流(liu)。我(wo)国(guo)DL403-91中(zhong)(zhong)(zhong)规(gui)(gui)(gui)定(ding)(ding)(ding)试(shi)验(yan)(yan)(yan)电(dian)(dian)流(liu)为(wei)产品额定(ding)(ding)(ding)电(dian)(dian)流(liu)的(de)(de)(de)(de)110%。2.真(zhen)空(kong)(kong)断路(lu)(lu)器(qi)(qi)的(de)(de)(de)(de)主(zhu)要(yao)(yao)技(ji)(ji)术参(can)(can)(can)数真(zhen)空(kong)(kong)断路(lu)(lu)器(qi)(qi)的(de)(de)(de)(de)参(can)(can)(can)数，大致可划分为(wei)选用(yong)(yong)参(can)(can)(can)数和运(yun)行(xing)参(can)(can)(can)数两(liang)个方面。前者供用(yong)(yong)户设计选型时使用(yong)(yong)；后者则是(shi)断路(lu)(lu)器(qi)(qi)本身的(de)(de)(de)(de)机械特性或(huo)运(yun)动特性，为(wei)运(yun)行(xing)、调(diao)整(zheng)的(de)(de)(de)(de)技(ji)(ji)术指(zhi)标(biao)(biao)。下(xia)表是(shi)选用(yong)(yong)参(can)(can)(can)数的(de)(de)(de)(de)列项说明，并(bing)以(yi)三种真(zhen)空(kong)(kong)断路(lu)(lu)器(qi)(qi)数据(ju)为(wei)例。表中(zhong)(zhong)(zhong)所列各项参(can)(can)(can)数。

沃(wo)坤(kun)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气(qi)集(ji)(ji)团(tuan)有限公司的(de)(de)真(zhen)(zhen)(zhen)空(kong)断路(lu)(lu)器(qi)(qi)(qi)(qi)真(zhen)(zhen)(zhen)空(kong)断路(lu)(lu)器(qi)(qi)(qi)(qi)的(de)(de)主(zhu)要部件是(shi)真(zhen)(zhen)(zhen)空(kong)瓶，不(bu)受电(dian)(dian)(dian)(dian)(dian)(dian)(dian)弧(hu)和(he)气(qi)体腐蚀的(de)(de)影响，因此(ci)具有较长的(de)(de)使用(yong)(yong)(yong)寿(shou)命(ming)。真(zhen)(zhen)(zhen)空(kong)断路(lu)(lu)器(qi)(qi)(qi)(qi)的(de)(de)工(gong)作(zuo)原(yuan)理(li)是(shi)：当动(dong)、静触头(tou)在(zai)(zai)(zai)(zai)操作(zuo)机构的(de)(de)作(zuo)用(yong)(yong)(yong)下(xia)分闸时，触头(tou)间(jian)产生电(dian)(dian)(dian)(dian)(dian)(dian)(dian)弧(hu)，触头(tou)表面(mian)在(zai)(zai)(zai)(zai)高温(wen)下(xia)挥发出(chu)蒸(zheng)汽，由于触头(tou)设计为特殊形状，在(zai)(zai)(zai)(zai)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)流通(tong)过时产生一磁(ci)场(chang)，电(dian)(dian)(dian)(dian)(dian)(dian)(dian)弧(hu)在(zai)(zai)(zai)(zai)此(ci)磁(ci)场(chang)作(zuo)用(yong)(yong)(yong)下(xia)沿触头(tou)表面(mian)切线(xian)方向(xiang)快速运动(dong)，在(zai)(zai)(zai)(zai)金属(shu)圆筒(屏蔽罩)上凝结(jie)了(le)部分金属(shu)蒸(zheng)汽，电(dian)(dian)(dian)(dian)(dian)(dian)(dian)弧(hu)在(zai)(zai)(zai)(zai)自然(ran)过零(ling)时就熄灭了(le)，触头(tou)间(jian)的(de)(de)介质强(qiang)度又迅速恢复起(qi)来。真(zhen)(zhen)(zhen)空(kong)断路(lu)(lu)器(qi)(qi)(qi)(qi)是(shi)3～10kV，50Hz三相交流系统中(zhong)的(de)(de)户(hu)(hu)内配电(dian)(dian)(dian)(dian)(dian)(dian)(dian)装置(zhi)，可供(gong)(gong)工(gong)矿企(qi)业、发电(dian)(dian)(dian)(dian)(dian)(dian)(dian)厂、变电(dian)(dian)(dian)(dian)(dian)(dian)(dian)站(zhan)中(zhong)作(zuo)为电(dian)(dian)(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)设备的(de)(de)保护和(he)控制之用(yong)(yong)(yong)，特别适用(yong)(yong)(yong)于要求无油化(hua)、少检(jian)修及频繁操作(zuo)的(de)(de)使用(yong)(yong)(yong)场(chang)所，断路(lu)(lu)器(qi)(qi)(qi)(qi)可配置(zhi)在(zai)(zai)(zai)(zai)中(zhong)置(zhi)柜(ju)、双层柜(ju)以及固定柜(ju)中(zhong)作(zuo)为控制和(he)保护高压电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气(qi)设备用(yong)(yong)(yong)。未(wei)来，沃(wo)坤(kun)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气(qi)集(ji)(ji)团(tuan)将继续坚持技术创新和(he)品质至(zhi)上的(de)(de)原(yuan)则，不(bu)断提升(sheng)产品竞(jing)争力和(he)市场(chang)份额，为客户(hu)(hu)提供(gong)(gong)更好的(de)(de)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气(qi)解决(jue)方案(an)。购买真(zhen)(zhen)(zhen)空(kong)断路(lu)(lu)器(qi)(qi)(qi)(qi)厂家(jia)推荐沃(wo)坤(kun)电(dian)(dian)(dian)(dian)(dian)(dian)(dian)气(qi)集(ji)(ji)团(tuan)！

一般配电(dian)(dian)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)有630A、1000A、1250A、1600A四(si)种(zhong)。你应(ying)(ying)根据负(fu)荷(he)情况(kuang)(kuang)计算流(liu)(liu)过该(gai)(gai)(gai)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)的(de)(de)(de)(de)负(fu)荷(he)电(dian)(dian)流(liu)(liu)，再留(liu)出裕量(liang)后，选定(ding)(ding)(ding)(ding)其(qi)额定(ding)(ding)(ding)(ding)电(dian)(dian)流(liu)(liu);对2000KVA的(de)(de)(de)(de)变(bian)压(ya)器(qi)(qi)，其(qi)额定(ding)(ding)(ding)(ding)电(dian)(dian)流(liu)(liu)=2000/(*10)=，可(ke)初步选择630A的(de)(de)(de)(de)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)，但还应(ying)(ying)进行校验方面(mian)校验选定(ding)(ding)(ding)(ding)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)的(de)(de)(de)(de)开(kai)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)电(dian)(dian)流(liu)(liu)。计算该(gai)(gai)(gai)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)安装(zhuang)地点(dian)的(de)(de)(de)(de)短(duan)(duan)路(lu)(lu)(lu)电(dian)(dian)流(liu)(liu)值(zhi)(zhi)，与初选定(ding)(ding)(ding)(ding)的(de)(de)(de)(de)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)开(kai)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)电(dian)(dian)流(liu)(liu)值(zhi)(zhi)进行比(bi)较，断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)开(kai)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)电(dian)(dian)流(liu)(liu)值(zhi)(zhi)留(liu)出裕量(liang)后，应(ying)(ying)大于安装(zhuang)地点(dian)的(de)(de)(de)(de)最大短(duan)(duan)路(lu)(lu)(lu)电(dian)(dian)流(liu)(liu)值(zhi)(zhi)，这样才能保证(zheng)该(gai)(gai)(gai)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)在发(fa)生短(duan)(duan)路(lu)(lu)(lu)时，能可(ke)靠地动作，切(qie)除(chu)故障而本身不(bu)受损坏，一般10KV真(zhen)空(kong)(kong)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)的(de)(de)(de)(de)额定(ding)(ding)(ding)(ding)短(duan)(duan)路(lu)(lu)(lu)开(kai)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)电(dian)(dian)流(liu)(liu)值(zhi)(zhi)多为20KA，25KA，，40KA，分别对应(ying)(ying)上(shang)面(mian)的(de)(de)(de)(de)630A、1000A、1250A、1600A四(si)种(zhong)额定(ding)(ding)(ding)(ding)电(dian)(dian)流(liu)(liu):若该(gai)(gai)(gai)2000KVA的(de)(de)(de)(de)变(bian)压(ya)器(qi)(qi)安装(zhuang)地点(dian)距(ju)离变(bian)电(dian)(dian)站出口(kou)比(bi)较近，最大短(duan)(duan)路(lu)(lu)(lu)电(dian)(dian)流(liu)(liu)值(zhi)(zhi)为26KA，则选用(yong)(yong)630A的(de)(de)(de)(de)开(kai)关其(qi)额定(ding)(ding)(ding)(ding)短(duan)(duan)路(lu)(lu)(lu)开(kai)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)电(dian)(dian)流(liu)(liu)为20KA就(jiu)(jiu)不(bu)能满足使用(yong)(yong)点(dian)的(de)(de)(de)(de)要求了:就(jiu)(jiu)应(ying)(ying)该(gai)(gai)(gai)选用(yong)(yong)额定(ding)(ding)(ding)(ding)电(dian)(dian)流(liu)(liu)1250A，额定(ding)(ding)(ding)(ding)短(duan)(duan)路(lu)(lu)(lu)开(kai)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)电(dian)(dian)流(liu)(liu)为。4、其(qi)他情况(kuang)(kuang)的(de)(de)(de)(de)校验。如相(xiang)间距(ju)离、安装(zhuang)尺(chi)寸、联锁情况(kuang)(kuang)、是(shi)否有闭锁、是(shi)否带过流(liu)(liu)线(xian)圈(quan)、是(shi)否带失压(ya)等等沃坤电(dian)(dian)气(qi)集团有限公司在真(zhen)空(kong)(kong)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)，是(shi)以基本不(bu)需(xu)要维修的(de)(de)(de)(de)真(zhen)空(kong)(kong)灭弧室(又称真(zhen)空(kong)(kong)管(guan))为主体及相(xiang)关附件(jian)组(zu)合而成，它的(de)(de)(de)(de)操作机构由于动作行程(cheng)短(duan)(duan)，结构简单，零部(bu)件(jian)少(shao)，因(yin)而故障少(shao)。真(zhen)空(kong)(kong)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)具有较高的(de)(de)(de)(de)可(ke)靠性(xing)，能够(gou)稳定(ding)(ding)(ding)(ding)地工作在各种(zhong)工作环境下。山(shan)西户内(nei)真(zhen)空(kong)(kong)断(duan)(duan)(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)(lu)器(qi)(qi)批(pi)量(liang)定(ding)(ding)(ding)(ding)制(zhi)

真(zhen)空断(duan)路(lu)器(qi)具有良好的绝缘(yuan)性能和(he)防(fang)护功能，能够有效(xiao)防(fang)止电弧(hu)和(he)电击等(deng)安全问题。山西户(hu)内(nei)真(zhen)空断(duan)路(lu)器(qi)批量定制

必要时(shi)(shi)(shi)(shi)(shi)可取(qu)为(wei)0．8～1．2m／s。（3)分(fen)(fen)闸(zha)(zha)时(shi)(shi)(shi)(shi)(shi)间(jian)。由机构的(de)(de)(de)动(dong)作特性(xing)(xing)决(jue)定(ding)(ding)(ding)，分(fen)(fen)闸(zha)(zha)时(shi)(shi)(shi)(shi)(shi)间(jian)太短，开断时(shi)(shi)(shi)(shi)(shi)系统的(de)(de)(de)直流分(fen)(fen)量(liang)大，分(fen)(fen)闸(zha)(zha)时(shi)(shi)(shi)(shi)(shi)间(jian)与(yu)保护定(ding)(ding)(ding)值(zhi)有关。（4)合(he)闸(zha)(zha)时(shi)(shi)(shi)(shi)(shi)间(jian)。与(yu)断路(lu)器(qi)(qi)的(de)(de)(de)固有时(shi)(shi)(shi)(shi)(shi)间(jian)和(he)保护有关，合(he)闸(zha)(zha)时(shi)(shi)(shi)(shi)(shi)间(jian)取(qu)决(jue)于机构本身。新(xin)断路(lu)器(qi)(qi)在投运(yun)前(qian)(qian)应测量(liang)分(fen)(fen)、合(he)闸(zha)(zha)速度(du)，因为(wei)它不仅可以建立原(yuan)始(shi)技术资料，同时(shi)(shi)(shi)(shi)(shi)也(ye)(ye)可以及(ji)时(shi)(shi)(shi)(shi)(shi)发现产(chan)(chan)(chan)品质量(liang)上(shang)的(de)(de)(de)一(yi)些问题，以便(bian)及(ji)时(shi)(shi)(shi)(shi)(shi)采取(qu)措施。二．结论我(wo)国从20世(shi)纪80年代(dai)以来，已(yi)经(jing)研(yan)制生产(chan)(chan)(chan)了一(yi)批性(xing)(xing)能较为(wei)稳定(ding)(ding)(ding)的(de)(de)(de)10kV真(zhen)空(kong)(kong)断路(lu)器(qi)(qi)，并投入(ru)实际(ji)运(yun)行(xing)。目前(qian)(qian)，在10kV真(zhen)空(kong)(kong)断路(lu)器(qi)(qi)已(yi)逐渐取(qu)代(dai)油断路(lu)器(qi)(qi)，成为(wei)供(gong)电的(de)(de)(de)主要设备。沃坤电气集团(tuan)有限公司的(de)(de)(de)真(zhen)空(kong)(kong)断路(lu)器(qi)(qi)已(yi)经(jing)得到普遍的(de)(de)(de)使(shi)用(yong)，而(er)各厂(chang)家的(de)(de)(de)真(zhen)空(kong)(kong)断路(lu)器(qi)(qi)在机构上(shang)也(ye)(ye)不尽相同，而(er)且(qie)，真(zhen)空(kong)(kong)断路(lu)器(qi)(qi)的(de)(de)(de)故(gu)障，如真(zhen)空(kong)(kong)度(du)降低、分(fen)(fen)合(he)闸(zha)(zha)不同期、弹跳(tiao)大等多为(wei)隐性(xing)(xing)故(gu)障，所以，进行(xing)检修工作时(shi)(shi)(shi)(shi)(shi)必须使(shi)用(yong)有关的(de)(de)(de)科(ke)学仪器(qi)(qi)进行(xing)测试(shi)、测量(liang)，用(yong)实际(ji)数据来说明(ming)问题，也(ye)(ye)用(yong)实际(ji)数据来证(zheng)明(ming)和(he)解决(jue)问题。通过以上(shang)几个问题的(de)(de)(de)分(fen)(fen)析，运(yun)行(xing)人员、检修人员及(ji)时(shi)(shi)(shi)(shi)(shi)发现隐患、消缺，避免事故(gu)发生，确(que)保真(zhen)空(kong)(kong)断路(lu)器(qi)(qi)良好运(yun)行(xing)，保证(zheng)生产(chan)(chan)(chan)安全用(yong)电。山西户内(nei)真(zhen)空(kong)(kong)断路(lu)器(qi)(qi)批量(liang)定(ding)(ding)(ding)制

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