三倍(bei)頻(pin)是為(wei)了滿足(zu)GB1094.3—85、GB1207和(he)電(dian)(dian)氣設(she)備(bei)預防(fang)性試(shi)驗(yan)(yan)(yan)(yan)規程—1995中三倍(bei)頻(pin)感(gan)(gan)應(ying)耐壓試(shi)驗(yan)(yan)(yan)(yan)和(he)局(ju)放試(shi)驗(yan)(yan)(yan)(yan)而設(she)計。 變壓器、互感(gan)(gan)器感(gan)(gan)應(ying)耐壓試(shi)驗(yan)(yan)(yan)(yan)是檢(jian)驗(yan)(yan)(yan)(yan)該產品是否符合國家標準的一(yi)項重(zhong)要試(shi)驗(yan)(yan)(yan)(yan)。繞(rao)(rao)組(zu)(zu)的層間、匝(za)間、段及相(xiang)間絕緣的縱絕緣感(gan)(gan)應(ying)試(shi)驗(yan)(yan)(yan)(yan),是考(kao)驗(yan)(yan)(yan)(yan)繞(rao)(rao)組(zu)(zu)是否符合要求的一(yi)個(ge)重(zhong)要項目。為(wei)了提高繞(rao)(rao)組(zu)(zu)試(shi)驗(yan)(yan)(yan)(yan)電(dian)(dian)壓,使變壓器或(huo)互感(gan)(gan)器的鐵芯又不致(zhi)于過飽和(he)導致(zhi)勵磁電(dian)(dian)流過大,因(yin)此要使試(shi)驗(yan)(yan)(yan)(yan)頻(pin)率(lv)提高,一(yi)般為(wei)100Hz—4
1. 輸入電壓:三(san)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 形:正弦波,失真(zhen)度小于(yu)1;
5. 負載特性:阻性、感(gan)性、容性均可;
6. 典(dian)型(xing)型(xing)號參數說明:
型 號 | 輸入電壓 (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 |