NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 50123-7-3 ; VDE 0115-300-7-3:1999-11 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| EN 50123-1 | 1995-05 | Railway applications - Fixed installations; D.C. switchgear - Part 1: General More |
| ENV 50123-7-1 | 1998-05 | Railway applications - Fixed installations - D.C. switchgear - Part 7: Measurement, control and protection devices for specific use in d.c. traction systems - Section 1: Application guide More |
