EN 303-2:1998

This standard is applicable to heating boilers in accordance with prEN 303-1 up to a nominal heat output of 1000 kW and prEN 303-4 up to a nominal heat output of 70 kW with atomizing oil burners in accordance with EN 267 which are designed for operating with liquid fuels. The requirements of this standard apply to type testing to heating boilers which are tested on a test rig in accordance with the test code given in EN 304. This standard specifies the necessary heating technical requirements for heating boilers with liquid fuels. NOTE: This Standard can also be used as the basis for evaluation of package boiler/burner units.