PREN 26 : DRAFT 2012
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
GAS-FIRED INSTANTANEOUS WATER HEATERS FOR THE PRODUCTION OF DOMESTIC HOT WATER
05-01-2015
01-12-2013
Foreword
1 Scope
2 Normative references
3 Definitions
4 Classification of water heaters
5 Constructional requirements
6 Operational requirements
7 Rational use of energy
8 Fitness for purpose
9 Marking and instructions
Annex A (informative) - National situations
Annex B (normative) - Test apparatus for type C[1],
C[3], B[4] and B[5] water heaters
Annex C (normative) - Test apparatus for type C[21]
appliances
Annex D (normative) - Description of the sealed room
for the tests of type A[AS] appliances
Annex E (informative) - Soundness of the gas circuit
test - Volumetric method
Annex F (informative) - Principal symbols and
abbreviations used
Annex G (informative) - Guidelines for extension to
other categories
Annex H (informative) - A deviations
Annex I (normative) - Lists of materials currently used
Annex J (normative) - Test methods to determine the
effects of to long-term thermal load, long-term
condensate exposure, condensing/non-condensing
cycling and resistance to UV radiation
Annex ZA (informative) - Clauses of this European
Standard addressing Essential Requirements
or other provisions of EU Directives
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