1 This Standard applies to heating boilers in accordance with EN 303 : Part 1 with atomizing oil burners in accordance with EN 267 up to a nominal heat output of 300 kW which are designed for operating with liquid fuels with a viscosity at the burner inlet of (5,5 + 0,5) mrnVs at a temperature of 20 °C and a density of 0,83 - 0,86 g/cm3 at a temperature of 15 °C and with kerosene with a viscosity of 1,3 to 2,9 mrnVs at 20 °C and a density of 0,77 to 0,80 g/cm:! at 15 °C. The requirements of this Standard apply to heating boilers which are tested on a test rig in accordance with the test code given in EN 304. 2 The purpose of this Standard is to lay down the necessary heating technical requirements for heating boilers with liquid fuels.
NEN-EN 303-2-1993由NL-NEN 发布于 1993,并于 1993 实施。
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