NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 61439-4 ; VDE 0660-600-4:2013-09 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| IEC/TR3 61200-704 | 1996-03 | Electrical installation guide - Part 704: Construction and demolition site installations More |