Standard
withdrawn: DIN IEC 60216-1 VDE 0304-21:1996-04Guide for the determination of thermal endurance properties of electrical insulating materials General guidelines for ageing procedures and evaluation of test results |
Standard
withdrawn: DIN VDE 0304-23 VDE 0304-23:1985-09Thermal properties of electrical insulating materials Endurance properties - Statistical methods |
Standard
withdrawn: DIN VDE 0304-24 VDE 0304-24:1985-09Thermal properties of electrical insulating materials Endurance properties - Instructions for calculating the thermal endurance profile |