23/30465592 DC

This standard 23/30465592 DC BS EN 303-2. Heating boilers is classified in these ICS categories:

• 91.140.10 Central heating systems

This document is applicable to boilers used for central heating in accordance with EN 303-1 up to a nominal heat output of 1 000 kW and EN 303-4 up to a nominal heat output of 70 kW with forced draught burners in accordance with EN 267 that are designed for operating with liquid fuels. The performance requirements of this document apply to type testing to heating boilers (standard, low temperature and condensing boilers) which are tested on a test rig in accordance with the test code given in EN 304. This document applies also to room sealed boilers as defined in EN 15035 regarding efficiency and emissions. This document can also be used as the basis for evaluation of boiler-/burner units.