變(bian)(bian)(bian)壓(ya)(ya)器容(rong)(rong)(rong)量(liang)特性測試(shi)(shi)儀(yi) 變(bian)(bian)(bian)壓(ya)(ya)器容(rong)(rong)(rong)量(liang)特性測試(shi)(shi)儀(yi) 近年來,由于(yu)輸變(bian)(bian)(bian)電(dian)(dian)工程(cheng)的(de)增多和電(dian)(dian)力容(rong)(rong)(rong)量(liang)的(de)不(bu)斷增大(da)(da),全(quan)國城網、農網的(de)相繼改造,大(da)(da)量(liang)新型節能變(bian)(bian)(bian)壓(ya)(ya)器將投入電(dian)(dian)網運(yun)(yun)行(xing),但(dan)有(you)些舊型變(bian)(bian)(bian)壓(ya)(ya)器由于(yu)長(chang)期運(yun)(yun)行(xing),很(hen)多變(bian)(bian)(bian)壓(ya)(ya)器銘牌丟(diu)失或(huo)字跡不(bu)清,變(bian)(bian)(bian)壓(ya)(ya)器額定(ding)容(rong)(rong)(rong)量(liang)已(yi)很(hen)難據(ju)其體積(ji)來分辨。為了解決以上問題(ti),我(wo)公司開發(fa)研制了配電(dian)(dian)變(bian)(bian)(bian)壓(ya)(ya)器容(rong)(rong)(rong)量(liang)特性測試(shi)(shi)儀(yi)。
測量項目 | 量程(cheng)范圍 | 準確(que)度 |
交(jiao)流電壓(ya) | 0-250V | 0.20% |
交流電流 | 0-5A(50A) | 0.20% |
有功功率 | 0.20% | |
無功功率 | 0.20% | |
頻(pin)率 | 45-55 | 0.20% |
功率因數 | 0-1 | 0.20% |
角度 | 0-360 | 0.20% |
容量 | 20-3000KVA | ±2% |
負載(zai)損(sun)耗 | 0.05≤COSΦ≤1 | ±2% |
空(kong)載(zai)損耗 | 0.05≤COSΦ≤1 | ±2% |