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簡要描述:三倍頻(pin)(pin)感應耐壓(ya)(ya)(ya)(ya)測試儀(yi)對電(dian)(dian)(dian)(dian)力(li)變壓(ya)(ya)(ya)(ya)器及電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)互感器感應試驗(yan)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)大(da)(da)致2-3倍Z大(da)(da)工(gong)作相電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)考慮。*,變壓(ya)(ya)(ya)(ya)器在額(e)定頻(pin)(pin)率,額(e)定電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)下(xia),鐵(tie)(tie)芯(xin)接近飽和(he),若用工(gong)頻(pin)(pin)電(dian)(dian)(dian)(dian)源(yuan)在被試變壓(ya)(ya)(ya)(ya)器繞組兩端施加(jia)大(da)(da)于額(e)定電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)的試驗(yan)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya),則空載勵磁(ci)電(dian)(dian)(dian)(dian)流會(hui)急(ji)劇(ju)增加(jia),達到不(bu)可允許的程度,從感應電(dian)(dian)(dian)(dian)勢的關系(xi)式可以(yi)看出,為了施加(jia)大(da)(da)于額(e)定電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)的試驗(yan)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya),而又不(bu)使(shi)鐵(tie)(tie)芯(xin)飽和(he),
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三倍頻感應耐壓測試儀產品(pin)簡介
HTSQ三倍頻感應耐壓測試儀用于電力變壓器、電壓互感器等被試品,除了要對全絕緣變壓器的主絕緣進行外施工頻高壓試驗外,而且還要對變壓器的縱絕緣以及半絕緣變壓器的主絕緣進行感應高壓試驗。 根據國家試驗標準要求,對電力變壓器及電壓互感器感應試驗電壓大致2-3倍zui大工作相電壓考慮。*,變壓器在額定頻率,額定電壓下,鐵芯接近飽和,若用工頻電源在被試變壓器繞組兩端施加大于額定電壓的試驗電壓,則空載勵磁電流會急劇增加,達到不可允許的程度,從感應電勢的關系式可以看出,為了施加大于額定電壓的試驗電壓,而又不使鐵芯飽和,可采用增加電源頻率的辦法,必須用大于倍頻電源發生器。
使用條件
1、工作電源:三相380V/50Hz
2、環境溫度:-25℃ - 55℃
3、海拔高度:不超過4000米
技術參數
1、工作電源:三相交流380V ±10%50Hz
2、額定容量:3KVA-30KVA(根據用戶選擇)
型號(hao)規(gui)格 | 額定容量(KVA) | 輸(shu)入電壓(V) | 輸入電流(A) | 輸出電壓(V) | 輸出電流(A) | 輸出(chu)頻率(Hz) | 重(zhong) 量(liang)(kg) |
5KVA/300V | 5 | 380 | 7.6 | 300 | 16.7 | 150 | 28 |
5KVA/500V | 5 | 380 | 7.6 | 500 | 10 | 150 | 28 |
10KVA/300V | 10 | 380 | 15.2 | 300 | 33.3 | 150 | 45 |
10KVA/500V | 10 | 380 | 15.2 | 500 | 20 | 150 | 45 |
15KVA/500V | 15 | 380 | 22.8 | 500 | 30 | 150 | 60 |
20KVA/500V | 20 | 380 | 30.4 | 500 | 40 | 150 | 75 |
30KVA/500V | 30 | 380 | 45.6 | 500 | 60 | 150 | 95 |
50KVA/500V | 50 | 380 | 76 | 500 | 100 | 150 | 135 |