• Hydrogen Technologies Standards form the basic framework for market ramp-up

    More information
  • Climate change Standards and specifications support climate targets

    More information
  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

    More information
Standards [CURRENT]

OENORM EN 303-4
Heating boilers - Part 4: Heating boilers with forced draught burners - Special requirements for boilers with forced draught oil burners with outputs up to 70 kW and a maximum operating pressure of 3 bar - Terminology, special requirements, testing and marking

Title (German)

Heizkessel - Teil 4: Heizkessel mit Gebläsebrenner - Spezielle Anforderungen an Heizkessel mit Ölgebläsebrennern mit einer Leistung bis 70 kW und einem maximalen Betriebsdruck von 3 bar - Begriffe, besondere Anforderungen, Prüfung und Kennzeichnung

Edition 1999-04-01
Original language German
Price from 116.88 €
Table of contents