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
Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBO's). Part 2-1. Applicability of the general rules to RCBO's functionally independent of line voltage