BS EN 62477-2. Safety Requirements for Power Electronic Converter Systems & Equipment. Part 2. Power Electronic Converters from 1000 V a.c. or 1500 V d.c. up to 36 k V a.c. or 54 k V d.c. Semiconductor rectifiers, Safety, Health & safety requirements, Electric convertors, Rated voltage, Safety measures, Electrical protection equipment, Electric shocks, Thermal protection, Installation, Hazards, Safety devices