I.S. EN 15251:2007
Withdrawn
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INDOOR ENVIRONMENTAL INPUT PARAMETERS FOR DESIGN AND ASSESSMENT OF ENERGY PERFORMANCE OF BUILDINGS ADDRESSING INDOOR AIR QUALITY, THERMAL ENVIRONMENT, LIGHTING AND ACOUSTICS
Hardcopy , PDF
30-11-2019
English
01-01-2007
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Interactions with other standards
6 Design input criteria for dimensioning of
buildings, heating, cooling, mechanical
and natural ventilation systems
6.1 General
6.2 Thermal environment
6.3 Indoor air quality and ventilation rates
6.4 Humidity
6.5 Lighting
6.6 Noise
7 Indoor environment parameters for energy calculation
7.1 General
7.2 Thermal environment
7.3 Indoor air quality and ventilation
7.4 Humidity
7.5 Lighting
8 Evaluation of the indoor environment and long
term indicators
8.1 General
8.2 Design indicators
8.3 Calculated indicators of indoor environment
8.4 Measured indicators
8.5 Subjective evaluations
9 Inspections and measurement of the indoor environment
in existing buildings
9.1 General
9.2 Measurements
10 Classification and certification of the indoor
environment
10.1 General
10.2 Detailed classification and certification
10.3 Recommended overall evaluation of the indoor
environment and certification
Annex A (informative) Recommended criteria for the thermal
environment
A.1 Recommended categories for design of mechanical
heated and cooled buildings
A.2 Acceptable indoor temperatures for design of buildings
without mechanical cooling systems
A.3 Recommended indoor temperatures for energy calculations
Annex B (informative) Basis for the criteria for indoor air
quality and ventilation rates
B.1 Recommended design ventilation rates in non-residential
buildings
B.1.1 General
B.1.2 Method based on person and building component
B.1.3 Method based on ventilation rate per person or
per m[2] floor area
B.1.4 Recommended values of CO[2] for energy calculation
B.2 Recommended design ventilation rates in residential
buildings
B.3 Recommended criteria for dimensioning of humidification
and de-humidification
B.4 Recommended ventilation during un-occupied hours
Annex C (informative) Example on how to define low and very
low polluting buildings
Annex D (informative) Recommended criteria for lighting
Annex E (informative) Indoor system noise criteria of some
spaces and buildings
Annex F (informative) Long term evaluation of the general
thermal comfort conditions
Annex G (informative) Recommended criteria for acceptable
deviations
G.1 Building Category
G.2 Length of deviation
Annex H (informative) Methodologies for subjective evaluations
Annex I (informative) Examples of classification and
certification of the indoor Environment
I.1 The design criteria used
I.2 Whole year computer simulations of the indoor environment
and energy performance
I.3 Long term measurement of selected parameters for
the indoor environment
I.4 Subjective responses from occupants
Bibliography
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