GB/T 12706.4-2020 额定电压1kV(Um1.2kV)到35kV(Um40.5kV)挤包绝缘电力电缆及附件 第4部分：额定电压6kV(Um7.2kV)到35kV(Um40.5kV)电力电缆附件试验要求
Power cables with extruded insulation and their accessories for rated voltages from 1 kV (U = 1.2 kV) up to 35 kV(U = 40.5 kV)Part 4:Test requirements on accessories for cables with rated voltages from 6 kV(U =7.2 kV) up to 35 kV(U = 40.5 kV)
GB/T 12706.4-2020 额定电压1kV(Um1.2kV)到35kV(Um40.5kV)挤包绝缘电力电缆及附件 第4部分：额定电压6kV(Um7.2kV)到35kV(Um40.5kV)电力电缆附件试验要求
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