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.95 | 2016-06 | Surge parameters of isolating transformers used in telecommunication devices and equipment More |