Gas-fired central heating boilers - Specific requirements for condensing boilers with a nominal heat input not exceeding 70 kW.
STANDARD published on 1.8.1998
Designation standards: DIN EN 677:1998-08
Note: WITHDRAWN
Publication date standards: 1.8.1998
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: German technical standard
Category: Technical standards DIN
Heizungskessel für gasförmige Brennstoffe - Besondere Anforderungen an Brennwertkessel mit einer Nennwärmebelastung kleiner oder gleich 70 kW.