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DIN EN 303-4:1999-03
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; German version EN 303-4:1999
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Summary
This document applies to heating boilers with burners using fans up to a nominal heat output of 70 kW. They are operated, either with negative pressure (natural draught boiler) or with positive pressure (pressurised boiler) in the combustion chamber, in accordance with the boiler manufacturers' instructions.
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 03/01/1999 |
| Page Count | 20 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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