NBN EN 304 : 1993 AMD 2 2003
Current
The latest, up-to-date edition.
VERWARMINGSKETELS - BEPROEVINGSVOORSCHRIFTEN VOOR CENTRALE VERWARMINGSKETELS MET OLIEVERSTUIVINGSBRANDERS
12-01-2013
Foreword
1 Scope
2 Normative references
3 Principles of tests
4 Measuring instruments and methods
5 Tests
5.1 Determination of the heat output and the
efficiency of the boiler
5.2 Determination of the rated heat output
5.3 Determination of the boiler efficiency (direct
method)
5.4 Test operation
5.5 Calculation
5.6 Determination of the waterside resistance
5.7 Determination of the standby loss
5.8 Functional test for the temperature thermostat
control and system limit thermostat control on the
boiler
5.9 Surface temperature
5.10 Floor temperatures
5.11 Emission values of NOx and CO
6 Test report and other documents
Annexes
A Measurements (normative)
B Applicable symbols and units (informative)
C Performance tests (informative)
D Criteria for the adaptation of atomizing oil
burners to heating boilers for liquid fuels
(informative)
E Hints for setting up and evaluation of the test rig
(informative)
F Determination of the heat losses from the test rig
and the heat contributions of the circulating pump of
the test rig (informative)
G Determination of the time t1 (informative)
ZA Clauses of this European Standard addressing essential
requirements or other provisions of EU Directives
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.