三倍(bei)頻試(shi)(shi)驗(yan)(yan)儀(yi)是為(wei)(wei)了滿足GB1094.3—85、GB1207和(he)電氣設(she)備預防(fang)性試(shi)(shi)驗(yan)(yan)規(gui)程—1995中三倍(bei)頻感應耐壓試(shi)(shi)驗(yan)(yan)和(he)局放試(shi)(shi)驗(yan)(yan)而(er)設(she)計。 變(bian)壓器(qi)、互(hu)感器(qi)感應耐壓試(shi)(shi)驗(yan)(yan)是檢(jian)驗(yan)(yan)該產品是否(fou)(fou)符合國家標(biao)準(zhun)的一(yi)項(xiang)重要(yao)試(shi)(shi)驗(yan)(yan)。繞(rao)組的層間(jian)(jian)、匝間(jian)(jian)、段(duan)及(ji)相間(jian)(jian)絕緣(yuan)的縱絕緣(yuan)感應試(shi)(shi)驗(yan)(yan),是考驗(yan)(yan)繞(rao)組是否(fou)(fou)符合要(yao)求的一(yi)個(ge)重要(yao)項(xiang)目。為(wei)(wei)了提高(gao)繞(rao)組試(shi)(shi)驗(yan)(yan)電壓,使變(bian)壓器(qi)或互(hu)感器(qi)的鐵芯又不(bu)致(zhi)于(yu)過(guo)飽(bao)和(he)導(dao)致(zhi)勵磁電流過(guo)大,因(yin)此要(yao)使試(shi)(shi)驗(yan)(yan)頻率提高(gao),一(yi)般為(wei)(wei)100H
1. 輸入電(dian)壓:三(san)相380V,50Hz;
2. 輸(shu)出(chu)電壓:50—500Vzui大750V,150Hz; 100—1000Vzui大1500V,150Hz;
3. 容 量(liang):1-1000KVA;
4. 波 形:正(zheng)弦波,失真度(du)小于1;
5. 負載特性(xing):阻性(xing)、感性(xing)、容性(xing)均可;
6. 典型型號參數說明:
型(xing) 號 | 輸(shu)入電壓 (V) | 輸(shu)出電壓 (V) | 容 量 (KVA) |
SFQ-81-3/500 | 380 | 0-500 | 3 |
SFQ-81-5/500 | 380 | 0-500 | 5 |
SFQ-81-10/500 | 380 | 0-500 | 10 |
SFQ-81-15/500 | 380 | 0-500 | 15 |
SFQ-81-20/500 | 380 | 0-500 | 20 |
SFQ-81-5/1000 | 380 | 0-1000 | 5 |
SFQ-81-10/1000 | 380 | 0-1000 | 10 |
SFQ-81-20/1000 | 380 | 0-1000 | 20 |
SFQ-81-50/1000 | 380 | 0-1000 | 50 |