三(san)倍頻(pin)發生器是為(wei)了滿足GB1094.3—85、GB1207和電(dian)氣(qi)設(she)備預防性(xing)試(shi)驗(yan)(yan)(yan)規(gui)程—1995中三(san)倍頻(pin)感(gan)應耐壓試(shi)驗(yan)(yan)(yan)和局放試(shi)驗(yan)(yan)(yan)而(er)設(she)計。 變(bian)壓器、互(hu)感(gan)器感(gan)應耐壓試(shi)驗(yan)(yan)(yan)是檢驗(yan)(yan)(yan)該產品是否(fou)(fou)符合(he)國(guo)家(jia)標準的一項重要(yao)試(shi)驗(yan)(yan)(yan)。繞組的層間、匝(za)間、段及相間絕緣的縱絕緣感(gan)應試(shi)驗(yan)(yan)(yan),是考(kao)驗(yan)(yan)(yan)繞組是否(fou)(fou)符合(he)要(yao)求的一個(ge)重要(yao)項目(mu)。為(wei)了提高繞組試(shi)驗(yan)(yan)(yan)電(dian)壓,使變(bian)壓器或互(hu)感(gan)器的鐵芯(xin)又(you)不(bu)致(zhi)于(yu)過(guo)飽(bao)和導致(zhi)勵磁電(dian)流過(guo)大(da),因此要(yao)使試(shi)驗(yan)(yan)(yan)頻(pin)率(lv)提高,一般(ban)為(wei)100H
1. 輸入(ru)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(rong) 量:1-1000KVA;
4. 波(bo)(bo) 形:正(zheng)弦波(bo)(bo),失真(zhen)度小于1;
5. 負載特性(xing)(xing):阻性(xing)(xing)、感性(xing)(xing)、容性(xing)(xing)均可;
6. 典型型號參(can)數說明:
型 號 | 輸入電(dian)壓(ya) (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 |