NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN VDE 0170/0171-7/A4 ; VDE 0170/0171-7/A4:1992-04 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| IEC 60112 | 1979 | Recommended method for determining the comparative tracking index of solid insulating materials under moist conditions More |