三(san)倍頻感應耐(nai)壓儀是(shi)為(wei)了滿足GB1094.3—85、GB1207和(he)電氣設(she)備預防性試(shi)(shi)驗(yan)(yan)(yan)(yan)規程—1995中(zhong)三(san)倍頻感應耐(nai)壓試(shi)(shi)驗(yan)(yan)(yan)(yan)和(he)局放試(shi)(shi)驗(yan)(yan)(yan)(yan)而設(she)計。 變壓器(qi)(qi)(qi)、互感器(qi)(qi)(qi)感應耐(nai)壓試(shi)(shi)驗(yan)(yan)(yan)(yan)是(shi)檢驗(yan)(yan)(yan)(yan)該產品(pin)是(shi)否符合國家標(biao)準的(de)(de)一(yi)項(xiang)(xiang)重(zhong)要(yao)(yao)試(shi)(shi)驗(yan)(yan)(yan)(yan)。繞組的(de)(de)層間、匝間、段及相(xiang)間絕緣的(de)(de)縱絕緣感應試(shi)(shi)驗(yan)(yan)(yan)(yan),是(shi)考驗(yan)(yan)(yan)(yan)繞組是(shi)否符合要(yao)(yao)求的(de)(de)一(yi)個重(zhong)要(yao)(yao)項(xiang)(xiang)目。為(wei)了提高(gao)繞組試(shi)(shi)驗(yan)(yan)(yan)(yan)電壓,使變壓器(qi)(qi)(qi)或(huo)互感器(qi)(qi)(qi)的(de)(de)鐵芯(xin)又(you)不致于(yu)過(guo)飽和(he)導致勵磁(ci)電流(liu)過(guo)大(da),因此(ci)要(yao)(yao)使試(shi)(shi)驗(yan)(yan)(yan)(yan)頻率提高(gao),一(yi)般為(wei)10
1. 輸入電壓:三相(xiang)380V,50Hz;
2. 輸(shu)出電壓:50—500Vzui大750V,150Hz; 100—1000Vzui大1500V,150Hz;
3. 容(rong) 量(liang):1-1000KVA;
4. 波 形:正弦波,失真度小于1;
5. 負載特性(xing):阻性(xing)、感性(xing)、容性(xing)均可(ke);
6. 典型(xing)型(xing)號參數(shu)說明:
型 號 | 輸入(ru)電壓 (V) | 輸出電壓 (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 |