UNI EN 15420 : 2011
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
11-22-2012
01-01-2011
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classification of boilers
5 Constructional requirements
6 Operational requirements
7 Test methods
8 Marking and instructions
Annex A (informative) - National situations
Annex B (informative) - Special national conditions
Annex C (informative) - A-deviations
Annex D (informative) - Classification of type C boilers
Annex E (informative) - Practical method of calibrating
the test rig to enable the heat loss D[p] to be
determined
Annex F (informative) - Main symbols and abbreviations
used
Annex G (informative) - Compilation of test conditions
Annex H (informative) - Valving
Annex I (informative) - Determination of the heat losses
from the test rig of the indirect method and the
contributions of the circulating pump of the test
rig
Annex J (informative) - Means of determining the
ignition time at full rate
Annex K (informative) - Example of the calculation
of the NO[x] weighting factors for a boiler with
several rates
Annex L (informative) - Calculation of conversions
of NO[x]
Annex M (normative) - Test apparatus for type C2
boilers
Annex N (informative) - Requirements and test methods
for separate air supply and combustion products
evacuation ducts of type C6 boilers
Annex O (informative) - Use of test gases
Annex ZA (informative) - Clauses of this European Standard
addressing essential requirements or provisions of
EU Directives
Bibliography
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