Tests recommended on cables with a longitudinally applied metal foil for rated voltages above 30 kV (U<sub>m</sub> = 36 kV) up to and including 500 kV (U<sub>m</sub> = 550 kV)— 25 стр.
High voltage direct current (HVDC) power transmission. Cables with extruded insulation and their accessories for rated voltages up to 320 kV for land applications. Test methods and requirements— 140 стр.
