Norm
[AKTUELL]
ABNT NBR 5356-3 Versão Corrigida 2
ABNT NBR 5356-3 Versão Corrigida 2
Power transformers Part 3: Insulation levels dielectric tests and external clearances in air
Titel (englisch)
Power transformers Part 3: Insulation levels dielectric tests and external clearances in air