
Guide for the determination of thermal endurance properties of electrical insulating materials—Part 4:Ageing ovens—Single-chamber ovens
NORMA vydaná dňa 13.9.1999
Designation standards: GB/T 11026.4-1999
Note: NEPLATNÁ
Publication date standards: 13.9.1999
Country: Chinese technical standard
Kategória: Technické normy GB