品牌 | 國華 |
---|
單相交流大電流發生器廣泛適用于(yu)對各(ge)種開(kai)(kai)關、斷路(lu)器、電(dian)(dian)流(liu)(liu)(liu)(liu)繼(ji)電(dian)(dian)器動作試驗(yan)、板式電(dian)(dian)流(liu)(liu)(liu)(liu)表、鉗型表、電(dian)(dian)流(liu)(liu)(liu)(liu)互感(gan)器校驗(yan)。該大電(dian)(dian)流(liu)(liu)(liu)(liu)發(fa)生(sheng)器為低電(dian)(dian)壓、大電(dian)(dian)流(liu)(liu)(liu)(liu)干式變(bian)壓器。適用于(yu)頻(pin)率50Hz開(kai)(kai)關,電(dian)(dian)流(liu)(liu)(liu)(liu)互感(gan)器或其他電(dian)(dian)器設(she)備的升流(liu)(liu)(liu)(liu)及負載試驗(yan)。
在做大電(dian)流(liu)試驗時(shi),按本產(chan)品的電(dian)路圖正確(que)接好工作線路。根據輸出電(dian)流(liu)的大小,選擇(ze)好大、小量程(cheng)開關的位(wei)置。先將調壓器回(hui)到(dao)零(ling),再(zai)按下起動測試按鈕(綠色(se)),此(ci)時(shi),手(shou)持調壓器手(shou)柄(bing)順時(shi)針方向慢慢旋轉調壓器的手(shou)輪(lun)并注視電(dian)流(liu)表,直到(dao)所需的電(dian)流(liu)值(zhi)為止(zhi)
單相交流大電流發生器
主要技術(shu)參數(shu):
1、輸入(ru)電(dian)壓:380V二相;50HZ ±15% ,輸入(ru)電(dian)流(liu):100A
輸出(chu)電壓0—~7V:輸出(chu)電流6000A連(lian)續;
2、電(dian)流調節采用(yong)(yong)電(dian)動調壓(ya)器(qi),輸(shu)出電(dian)流平穩,無波形失真,對電(dian)網(wang)沖(chong)擊(ji)小,干撓小。升壓(ya)和降壓(ya)全部使(shi)用(yong)(yong)按鈕控制,電(dian)路(lu)采用(yong)(yong)電(dian)子過流保(bao)護;
3、互感器采用多抽頭電流互感器,分(fen)三檔6000A,4位(wei)半數字電流表0.5級顯示,時間定時99.99h。
4、控制箱和主(zhu)機采(cai)用分體式,并各自(zi)安裝有萬向輪便于(yu)移動。
5、調壓器:電動柱(zhu)式50KVA,輸(shu)入400v,輸(shu)出(chu)450v;大電流(liu)主(zhu)機(ji)容(rong)量50KVA,輸(shu)入450V輸(shu)出(chu)用(yong)銅(tong)牌1000mm繞組.
6、主機采用風扇(shan)強(qiang)制通(tong)風,使(shi)升(sheng)流(liu)器工作更穩(wen)定(ding)通常(chang)是(shi)由操作板(ban)(ban)(ban)和(he)儀表指示燈(deng)(deng)板(ban)(ban)(ban)組成(cheng)的,其(qi)中,操作板(ban)(ban)(ban)是(shi)由工(gong)作系統,綠色(se)(se)的開啟按鈕和(he)紅色(se)(se)的關閉按鈕組成(cheng),儀表指示燈(deng)(deng)板(ban)(ban)(ban)由選擇開關和(he)兩塊電流表組成(cheng),都(dou)是(shi)大小(xiao)量程的,其(qi)中,紅色(se)(se)的指示燈(deng)(deng)是(shi)工(gong)作信號(hao),綠色(se)(se)的指示燈(deng)(deng)是(shi)電源信號(hao)。