三(san)倍(bei)頻是為(wei)了滿(man)足GB1094.3—85、GB1207和電(dian)氣(qi)設備(bei)預防性(xing)試(shi)(shi)驗(yan)(yan)(yan)(yan)規(gui)程—1995中三(san)倍(bei)頻感(gan)(gan)應(ying)(ying)耐壓(ya)試(shi)(shi)驗(yan)(yan)(yan)(yan)和局(ju)放試(shi)(shi)驗(yan)(yan)(yan)(yan)而設計(ji)。 變壓(ya)器(qi)、互感(gan)(gan)器(qi)感(gan)(gan)應(ying)(ying)耐壓(ya)試(shi)(shi)驗(yan)(yan)(yan)(yan)是檢驗(yan)(yan)(yan)(yan)該產品是否符(fu)(fu)合國家標準(zhun)的(de)一項重要(yao)試(shi)(shi)驗(yan)(yan)(yan)(yan)。繞組的(de)層(ceng)間(jian)、匝(za)間(jian)、段及相間(jian)絕(jue)緣的(de)縱絕(jue)緣感(gan)(gan)應(ying)(ying)試(shi)(shi)驗(yan)(yan)(yan)(yan),是考驗(yan)(yan)(yan)(yan)繞組是否符(fu)(fu)合要(yao)求的(de)一個重要(yao)項目。為(wei)了提高繞組試(shi)(shi)驗(yan)(yan)(yan)(yan)電(dian)壓(ya),使變壓(ya)器(qi)或互感(gan)(gan)器(qi)的(de)鐵芯(xin)又不致(zhi)于過飽和導(dao)致(zhi)勵磁電(dian)流過大,因此(ci)要(yao)使試(shi)(shi)驗(yan)(yan)(yan)(yan)頻率提高,一般為(wei)100Hz—4
1. 輸入電壓:三(san)相(xiang)380V,50Hz;
2. 輸出(chu)電壓: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(zhen)度(du)小于1;
5. 負載特(te)性(xing):阻(zu)性(xing)、感(gan)性(xing)、容(rong)性(xing)均可;
6. 典型型號參數(shu)說明:
型 號 | 輸入電壓 (V) | 輸出電壓 (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 |