ISO INTERNATIONAL STANDARD 15928-5 First edition 2013-01-15 Houses Description of performance - Part 5: Operating energy Constructions d'habitation - Description des performances - Partie 5: Energie d'exploitation Reference number ISO 15928-5:2013(E) LSO IS02013 IHS under lic itted without license from IHS Not for Resale IS0 15928-5:2013(E) COPYRIGHTPROTECTEDDOCUMENT IS02013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IsO at the addressbeloworIso'smemberbodyinthecountryoftherequester. ISO copyright office Case postale 56:CH-1211 Geneva 20 Tel.+41227490111 Fax +41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ IS0 2013 - All rights reserved No reproductic networking permited without license from IHS Not for Resale IS0 15928-5:2013(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. .1 2 Normative references ..1 3 Terms and definitions ..1 4 Operating energy performance .3 4.1 Userneeds. .3 4.2 Performance description. .3 4.3 Principles for describing operating energy performance. .3 5 Parameters for the description of performance .4 5.1 Parameter for describing the external climatic environment of the house ..4 5.2 Parameters for describing the indoor conditions.. .4 5.3 Parameters for describing the user functional requirements .4 5.4 Parameters for describing energy used 4 5.5 Parameters for describing the energy generated by the house .4 6 Evaluation .4 6.1 General 4 6.2 Evaluation of the energy performance to maintain a specified indoor condition(s) .5 6.3 Evaluation of the energy performance of the hot water supply .5 6.4 Evaluation of the energy performance of the lighting system .5 6.5 Evaluation of the energy generated by the house. .5 Annex A (informative) Commentary .6 Bibliography .11 iii d by IHS under se with ISt ut license from IHS Not for Resale