三(san)(san)倍頻試(shi)驗(yan)(yan)(yan)(yan)儀是(shi)(shi)為了(le)滿(man)足GB1094.3—85、GB1207和(he)電(dian)氣設(she)備預防性試(shi)驗(yan)(yan)(yan)(yan)規程—1995中三(san)(san)倍頻感(gan)應(ying)耐壓試(shi)驗(yan)(yan)(yan)(yan)和(he)局放(fang)試(shi)驗(yan)(yan)(yan)(yan)而設(she)計。 變壓器(qi)、互感(gan)器(qi)感(gan)應(ying)耐壓試(shi)驗(yan)(yan)(yan)(yan)是(shi)(shi)檢驗(yan)(yan)(yan)(yan)該產品是(shi)(shi)否符(fu)合國家標準的(de)一項(xiang)重要(yao)試(shi)驗(yan)(yan)(yan)(yan)。繞組的(de)層(ceng)間、匝間、段及(ji)相間絕緣(yuan)的(de)縱絕緣(yuan)感(gan)應(ying)試(shi)驗(yan)(yan)(yan)(yan),是(shi)(shi)考驗(yan)(yan)(yan)(yan)繞組是(shi)(shi)否符(fu)合要(yao)求的(de)一個重要(yao)項(xiang)目。為了(le)提(ti)高繞組試(shi)驗(yan)(yan)(yan)(yan)電(dian)壓,使變壓器(qi)或互感(gan)器(qi)的(de)鐵芯又(you)不致于過飽(bao)和(he)導致勵磁電(dian)流(liu)過大,因此要(yao)使試(shi)驗(yan)(yan)(yan)(yan)頻率提(ti)高,一般為100H
1. 輸入電壓:三相380V,50Hz;
2. 輸出電壓:50—500Vzui大(da)750V,150Hz; 100—1000Vzui大(da)1500V,150Hz;
3. 容 量:1-1000KVA;
4. 波(bo) 形:正弦波(bo),失真度小于1;
5. 負載特性:阻性、感性、容(rong)性均可(ke);
6. 典型型號參數說明:
型 號 | 輸入(ru)電(dian)壓 (V) | 輸出電(dian)壓 (V) | 容 量(liang) (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 |