NA 022

DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

DIN EN 61643-351 ; VDE 0845-5-51:2020-04 [CURRENT] references following documents:

Document number Edition Title
ITU-T K.66 2019-11 Protection of customer premises from overvoltages More 
ITU-T K.95 2016-06 Surge parameters of isolating transformers used in telecommunication devices and equipment More