三(san)倍(bei)頻(pin)是(shi)(shi)(shi)(shi)為(wei)了滿足(zu)GB1094.3—85、GB1207和(he)電氣(qi)設(she)備預防性試(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)規程—1995中三(san)倍(bei)頻(pin)感(gan)應耐(nai)壓(ya)試(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)和(he)局放(fang)試(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)而設(she)計(ji)。 變(bian)壓(ya)器、互(hu)感(gan)器感(gan)應耐(nai)壓(ya)試(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)是(shi)(shi)(shi)(shi)檢驗(yan)(yan)(yan)(yan)(yan)該產品是(shi)(shi)(shi)(shi)否(fou)符合國家標準的一(yi)(yi)項(xiang)重要試(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)。繞組(zu)的層間、匝(za)間、段(duan)及相間絕緣的縱絕緣感(gan)應試(shi)(shi)驗(yan)(yan)(yan)(yan)(yan),是(shi)(shi)(shi)(shi)考驗(yan)(yan)(yan)(yan)(yan)繞組(zu)是(shi)(shi)(shi)(shi)否(fou)符合要求的一(yi)(yi)個重要項(xiang)目(mu)。為(wei)了提(ti)高繞組(zu)試(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)電壓(ya),使變(bian)壓(ya)器或互(hu)感(gan)器的鐵芯(xin)又不(bu)致于過(guo)飽和(he)導致勵(li)磁電流(liu)過(guo)大(da),因此要使試(shi)(shi)驗(yan)(yan)(yan)(yan)(yan)頻(pin)率(lv)提(ti)高,一(yi)(yi)般為(wei)100Hz—4
1. 輸(shu)入(ru)電壓:三相(xiang)380V,50Hz;
2. 輸出電(dian)壓:50—500Vzui大(da)750V,150Hz; 100—1000Vzui大(da)1500V,150Hz;
3. 容 量:1-1000KVA;
4. 波 形:正(zheng)弦波,失真度(du)小于1;
5. 負(fu)載特性(xing):阻性(xing)、感性(xing)、容性(xing)均可;
6. 典(dian)型(xing)型(xing)號參數(shu)說明:
型 號(hao) | 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 |