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[多选题]
35kV变压器出厂验收时,应测量每一绕组对地及其余绕组间()绝缘电阻值,并记录测量温度
A.15s
B.60s
C.5min
D.10min
查看答案
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A.15s
B.60s
C.5min
D.10min
某变电所一台6300kVA 35kV变压器,预防性试验测得绕组直流电阻Rab=0.08427(Ω)、Rbc=0.0849(Ω)、Rac=0.08265(Ω),该变压器不平行电阻误差()
A.小于1%
B.大于1%
C.等于1%
D.为零