Electrical installations of buildings. Part 5: Selection and erection of electrical equipment. Chapter 54: Earthing arrangements and protective conductors— 30 стр.
Corrigendum 1 - Basic and safety principles for man-machine interface, marking and identification - Identification of conductors by colours or numerals— 0 стр.
Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances— 110 стр.
Corrigendum 1 - Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations— 0 стр.