三(san)倍(bei)頻試(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)儀是(shi)(shi)為了滿足GB1094.3—85、GB1207和(he)電氣設(she)備預防性試(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)規(gui)程—1995中三(san)倍(bei)頻感(gan)(gan)應(ying)耐(nai)壓試(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)和(he)局放試(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)而(er)設(she)計。 變(bian)壓器(qi)、互感(gan)(gan)器(qi)感(gan)(gan)應(ying)耐(nai)壓試(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)是(shi)(shi)檢(jian)驗(yan)(yan)(yan)該(gai)產品(pin)是(shi)(shi)否符合國家標準的一(yi)項重(zhong)要試(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)。繞組的層間(jian)(jian)、匝間(jian)(jian)、段及相間(jian)(jian)絕緣的縱絕緣感(gan)(gan)應(ying)試(shi)(shi)(shi)(shi)驗(yan)(yan)(yan),是(shi)(shi)考驗(yan)(yan)(yan)繞組是(shi)(shi)否符合要求的一(yi)個重(zhong)要項目。為了提高繞組試(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)電壓,使變(bian)壓器(qi)或互感(gan)(gan)器(qi)的鐵芯(xin)又不致于過飽和(he)導(dao)致勵磁電流過大,因此要使試(shi)(shi)(shi)(shi)驗(yan)(yan)(yan)頻率提高,一(yi)般為100H
1. 輸入(ru)電壓:三相380V,50Hz;
2. 輸出電壓(ya):50—500Vzui大(da)750V,150Hz; 100—1000Vzui大(da)1500V,150Hz;
3. 容 量:1-1000KVA;
4. 波 形:正弦波,失真度(du)小于1;
5. 負載特性:阻性、感性、容性均可;
6. 典(dian)型型號參數說明:
型 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 |