Low-voltage electrical installations - Part 5-54: Selection and erection of electrical equipment - Earthing arrangements and protective conductors— 83 стр.
Coaxial cables used in cabled distribution networks, Sectional specification for outdoor drop cables for use in networks operating at frequencies between 5 MHz and 2150 MHz— 10 стр.
Amendment 1 - Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances— 26 стр.
Coaxial cables used in cabled distribution networks, Sectional specification for indoor drop cables for use in networks operating at frequencies between 5 MHz and 2150 MHz— 10 стр.
Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances— 110 стр.