1600A水(shui)平(ping)式(shi)單接(jie)地高壓(ya)隔離(li)開關GW5

1600A水(shui)平(ping)式(shi)單接(jie)地高壓(ya)隔離(li)開關GW5

8.安(an)裝(zhuang)場所應(ying)無劇烈(lie)振動(dong)。機(ji)構(gou)箱便於(yu)安(an)裝(zhuang)或拆除。機(ji)構(gou)箱裝(zhuang)有(you)鎖鼻。戶(hu)外(wai)設(she)備(bei)的箱體提(ti)供的防護等(deng)級不(bu)低於(yu)IP54，戶(hu)內(nei)設備(bei)的箱體提(ti)供的防護等(deng)級不(bu)低於(yu)IP4X。c．機(ji)構(gou)箱內(nei)設置(zhi)足(zu)夠的端(duan)子(zi)排(pai)，供內(nei)部(bu)配線(xian)和連(lian)接(jie)外(wai)部(bu)電(dian)纜(lan)使用。端(duan)子(zi)排(pai)及端(duan)部(bu)板(ban)布置在電(dian)纜(lan)進線(xian)孔的上部(bu)，其間至(zhi)少有(you)150mm的空(kong)隙(xi)以固(gu)定(ding)電(dian)纜(lan)。端(duan)子(zi)排(pai)上留有(you)15%備(bei)用端(duan)子(zi)。端(duan)子(zi)有(you)足(zu)夠的機(ji)械強度(du)，保證(zheng)連(lian)接(jie)牢固(gu)、可靠。每只端(duan)子(zi)上(shang)不(bu)應連(lian)接(jie)兩(liang)根以上(shang)的電(dian)纜(lan)芯線(xian)。機(ji)構(gou)箱設(she)置由(you)恒(heng)溫器(qi)控(kong)制(zhi)的220V單相電(dian)熱器(qi)，電(dian)熱器(qi)位(wei)置(zhi)不(bu)對鄰(lin)近設(she)備(bei)或配線(xian)造成(cheng)熱損害(hai)。電(dian)熱器(qi)有(you)足(zu)夠容量，以防(fang)機(ji)構(gou)內(nei)部(bu)結(jie)露(lu)，電(dian)熱器(qi)回(hui)路(lu)有(you)小(xiao)型開關保(bao)護。d．電(dian)動(dong)機(ji)構(gou)設有(you)壹(yi)套(tao)手(shou)動操作(zuo)裝(zhuang)置，以允(yun)許(xu)在維(wei)修(xiu)時(shi)或電(dian)機(ji)故(gu)障或電(dian)源(yuan)故(gu)障時進行(xing)手(shou)動(dong)操(cao)作(zuo)e．電(dian)動(dong)機(ji)設(she)有(you)防(fang)止(zhi)過(guo)載、短(duan)路(lu)及二(er)相運轉的保護裝(zhuang)置。A、設(she)計(ji)了(le)新(xin)型觸頭(tou)結(jie)構(gou)，杜絕(jue)了隔離(li)開關觸指(zhi)未端(duan)接(jie)觸不(bu)良和彈(dan)簧(huang)分流(liu)造(zao)成(cheng)的導(dao)電(dian)回(hui)路(lu)過(guo)熱和彈簧(huang)性(xing)能(neng)下(xia)降(jiang)的問(wen)題(ti)。

將觸片(pian)壹端(duan)與(yu)觸座(zuo)固(gu)定(ding)，靠觸片(pian)變形(xing)及(ji)彈(dan)簧(huang)產(chan)生接(jie)觸壓(ya)力，使觸指(zhi)末端(duan)的滑動(dong)接(jie)觸改(gai)為(wei)固(gu)定(ding)接(jie)觸，b.角蟲指(zhi)彈(dan)簧(huang)改(gai)為(wei)外(wai)置(zhi)式，c.增加(jia)磁鎖板(ban)。另(ling)壹(yi)個瓷柱(zhu)及(ji)導(dao)電(dian)體也(ye)由(you)連(lian)桿轉動91°，閘(zha)刀(dao)便向同壹(yi)側(ce)方向斷開或閉合，接(jie)地型開關同(tong)時(shi)聯(lian)動接(jie)地部(bu)分閉合或斷開。操作(zuo)機(ji)構(gou)中(zhong)的輔助開關與(yu)機(ji)構(gou)的主軸(zhou)直(zhi)接(jie)連(lian)在壹(yi)起(qi)。

線(xian)路側(ce)隔離(li)開關控(kong)制(zhi)回(hui)路串入(ru)母(mu)線(xian)側(ce)隔離(li)開關常開輔助觸點(dian)。2.采(cai)用電(dian)磁鎖防誤(wu)的隔離(li)開關閉鎖接(jie)線(xian)(以單母(mu)線(xian)饋線(xian)為(wei)例)圖1為(wei)原(yuan)控制(zhi)接(jie)線(xian)。此種(zhong)接(jie)線(xian)能(neng)夠有(you)效(xiao)防止(zhi)帶(dai)負荷(he)拉、合隔離(li)開關，但有(you)可能(neng)引(yin)起(qi)隔離(li)開關操(cao)作(zuo)順(shun)序(xu)顛倒。改(gai)進接(jie)線(xian)見(jian)圖(tu)2。停(ting)電(dian)操(cao)作(zuo)：拉開斷路(lu)器(qi)後，只(zhi)能(neng)先(xian)拉開線(xian)路側(ce)隔離(li)刀(dao)閘，才(cai)能(neng)拉開母(mu)線(xian)側(ce)隔離(li)刀(dao)閘。送(song)電(dian)操(cao)作(zuo)：斷(duan)路(lu)器(qi)在斷(duan)開位(wei)置(zhi)，只能(neng)先(xian)合母(mu)線(xian)側(ce)隔離(li)刀(dao)閘，才(cai)能(neng)合線(xian)路側(ce)隔離(li)刀(dao)閘。此(ci)種(zhong)接(jie)線(xian)不(bu)僅(jin)防止(zhi)帶(dai)負荷(he)拉、合隔離(li)開關，而且能(neng)防(fang)止(zhi)違(wei)反開關、刀(dao)閘(zha)操(cao)作(zuo)原(yuan)則(ze)的違(wei)規操(cao)作(zuo)。(1)此(ci)種(zhong)改(gai)進接(jie)線(xian)不(bu)僅(jin)保留了原(yuan)有(you)隔離(li)開關控(kong)制(zhi)接(jie)線(xian)的優點，***主(zhu)要的是能(neng)有(you)效(xiao)防止(zhi)違(wei)反開關、刀(dao)閘(zha)操(cao)作(zuo)原(yuan)則(ze)的違(wei)規操(cao)作(zuo)，減(jian)少不(bu)必(bi)要(yao)的發(fa)生(sheng)。(2)此(ci)種(zhong)改(gai)進接(jie)線(xian)簡單、可靠，投(tou)資也(ye)較(jiao)少。適用於(yu)采(cai)用電(dian)磁鎖防誤(wu)的接(jie)線(xian)及氣動操(cao)作(zuo)、電(dian)動(dong)操(cao)作(zuo)、電(dian)動(dong)液(ye)壓(ya)操作(zuo)的隔離(li)開關的控制(zhi)接(jie)線(xian)。

1600A水(shui)平(ping)式(shi)單接(jie)地高壓(ya)隔離(li)開關GW5

江(jiang)南GW5-40.5高壓(ya)隔離(li)開關型號規格(ge)參(can)數(shu)EK5NR834Z接(jie)線(xian)板(ban)供用戶(hu)連(lian)接(jie)線(xian)路之用。5)中(zhong)間觸頭(tou)部(bu)分的觸指(zhi)成(cheng)對裝(zhuang)配，采(cai)用自力(li)型觸指(zhi)，其形(xing)式(shi)為(wei)轉入(ru)式(shi)，以減(jian)少分、合閘(zha)時觸頭(tou)與觸指(zhi)間的磨(mo)損。

GW5-40.5高壓(ya)隔離(li)開關

我(wo)們(men)都(dou)應該(gai)保(bao)證在負荷(he)範圍(wei)內(nei)或不(bu)帶(dai)負荷(he)的情(qing)況(kuang)下(xia)進行(xing)操(cao)作(zuo)。所以我(wo)們(men)在操(cao)作(zuo)戶(hu)外(wai)高壓(ya)隔離(li)開關前(qian)要檢(jian)查和(he)它(ta)串聯(lian)的斷路(lu)器(qi)是否(fou)已經斷開，而如果戶外(wai)高壓(ya)隔離(li)開關的負荷(he)是規定(ding)容(rong)量範圍的變壓(ya)器(qi)就必(bi)須(xu)斷(duan)掉變壓(ya)器(qi)的負荷(he)，讓變壓(ya)器(qi)空(kong)載的時候在操(cao)作(zuo)隔離(li)開關；在送(song)電(dian)需(xu)要對戶外(wai)高壓(ya)隔離(li)開關合閘(zha)時要(yao)檢查變壓(ya)器(qi)側(ce)開關處(chu)於(yu)斷(duan)開位(wei)置(zhi)才能(neng)閉合隔離(li)開關；對於(yu)正(zheng)常使(shi)用運行(xing)中(zhong)的戶外(wai)高壓(ya)隔離(li)開關產(chan)品要做好定(ding)期工(gong)作(zuo)，對於(yu)有(you)人值班(ban)的地方(fang)要(yao)做到每班次壹次(ci)戶(hu)外(wai)高壓(ya)隔離(li)開關，無人值守的開關要(yao)做到每周至少壹次(ci)的工作(zuo)；戶(hu)外(wai)高壓(ya)隔離(li)開關日(ri)常作(zuo)主(zhu)要(yao)是觀察電(dian)流(liu)表顯(xian)示(shi)數(shu)值是否(fou)正(zheng)常；檢(jian)查隔離(li)開關導(dao)電(dian)部(bu)分接(jie)觸是否(fou)良(liang)好（有(you)無變色(se)、過(guo)熱）且絕(jue)緣(yuan)是否(fou)良(liang)好。是同(tong)類(lei)產品的基(ji)礎(chu)上(shang)改(gai)進而成(cheng)的，適用於(yu)額(e)定頻率(lv)50HZ，額(e)定電(dian)壓(ya)10KV的戶外(wai)交(jiao)流(liu)電(dian)力(li)系(xi)統(tong)中(zhong)作(zuo)有(you)功(gong)、無功(gong)電(dian)能(neng)計(ji)量。