Heat pumps; heat pump units with electrically driven compressors; part 7: heat pump units for heating sanitary water; measurement of the emission of airborne noise, determination of the sound power level; german version prEN 255-7:1992
German title
Wärmepumpen; Anschlußfertige Wärmepumpen mit elektrisch angetriebenen Verdichtern; Teil 7: Anschlußfertige Wärmepumpen und Wärmepumpen zum Erwärmen von Trink- und Betriebswasser; Messung der Luftschallemissionen, Bestimmung des Schalleistungspegels; Deutsche Fassung prEN 255-7:1992
Publication date
1992-10
Original language
German
Pages
16
Publication date
1992-10
Original language
German
Pages
16
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