Corrigendum 1 - High-voltage swithgear and controlgear - Part 200: AC metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV— 0 стр.
High-voltage switchgear and controlgear - Part 200: AC metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV— 178 стр.
Low voltage d.c. surge protective device for traction systems - Selection and application rules for surge arresters; German version CLC/TS 50544:2010— 27 стр.