The document lays down the conversion of determined thermal output for heat appliances at different temperature conditions and the conversion of standard thermal output at changed connection conditions according to DIN EN 442-2.
DIN 4703-3:2000 history
2000DIN 4703-3:2000-10 Heating appliances - Part 3: Conversion of the standard thermal output
2000DIN 4703-3:2000 Heating appliances - Part 3: Conversion of the standard thermal output