NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 61857-1 ; VDE 0302-11:2009-09 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| IEC 60611 | 1978 | Guide for the preparation of test procedures for evaluating the thermal endurance of electrical insulation systems More |
| IEC 62114 | 2001-10 | Electrical Insulation Systems (EIS) - Thermal classification More |
| IEC/TR 60791 | 1984 | Performance evaluation of insulation systems based on service experience and functional tests More |