Characteristic noise emission values of technical sound sources; transformers.
NORMA vydána dne 1.7.1982
Designation standards: VDI 3739
Note: NEPLATNÁ
Publication date standards: 1.7.1982
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: German technical standard
Kategorie: Technické normy VDI
Emissionskennwerte technischer Schallquellen; Transformatoren.