电线电缆网 > 标准共享 > IEC 60840-2021 Power cables with extruded insulation and their accessories for rated voltages above 30kV(完整版)

IEC 60840-2021 Power cables with extruded insulation and their accessories for rated voltages above 30kV - 无图版

cscrahxm --- 2021-09-08 11:18:22

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IEC60840-2020 Power cables with extruded insulation and their accessories for rated voltages above 30 kV (Um 36 kV) up to 150 kV (Um 170 kV) - Test methods and requirements


Ericzll --- 2021-09-08 16:28:25

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就2页???
songfeiX --- 2021-09-08 20:13:25

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cscrahxm --- 2021-09-09 08:38:13

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IEC 60840-2020论坛上已经很多了,根据论坛规定不用重复上传,所以仅上传更新部分,请谅解!
away0210 --- 2022-07-22 09:48:36

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2021版本两页里更新了什么?
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