Freestd Home >> Standards Wordwide >> International Electrotechnical Commission (IEC) >> IEC 60840-2011 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
IEC 60840-2011 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
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