ISO INTERNATIONAL STANDARD 52000-1 First edition 2017-06 Energy performance of buildings Overarching EPB assessment Part 1: General framework and procedures Performance énergétique des batiments - Evaluation cadre PEB Partie 1:Cadre général etmodes opératoires Reference number IS052000-1:2017(E) ISO @ ISO 2017 IS0 52000-1:2017(E) COPYRIGHT PROTECTED DOCUMENT @ IS0 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +4122 749 09 47 copyright@iso.org www.iso.org ii @ IS0 2017 - All rights reserved IS0 52000-1:2017(E) Contents Page Foreword vi Introduction vii 1 Scope 2 Normative references.. 3 Terms and definitions. 3.1 Building.... 3.2 Indoor and outdoor conditions . 3.3 Technical building systems... 3.4 Energy..... 3.5 Energy performance .. 3.6 Energy calculation... 4 Symbols, subscripts and abbreviations.. 4.1 Symbols .... 15 4.2 Subscripts... 16 4.3 Abbreviations... 17 5 Description of the overarching framework and procedures 18 5.1 Output of the method.. .18 5.2 General description of the procedures and routing... 18 5.3 Selection criteria between the methods.. .20 6 Overarching preparation steps 20 6.1 General.. 20 6.2 List of types and categories 20 6.2.1 Type of object.... 20 6.2.2 Building category and space categories.. 21 6.2.3 Type of application.... 21 6.2.4 Types of assessment............ 21 6.2.5 Building services... 6.3 Identification of types and categories for a specific case... 22 6.3.1 General 22 6.3.2 Calculated energy performance of buildings 23 7.1 Output data... 23 7.2 Calculation intervals and calculation period. 24 7.2.1 Calculation interval... 24 7.2.2 Calculation period 24 7.3 Input data .... 25 7.3.1 Product data. 25 7.3.2 System design data... 25 7.3.3 Operating conditions data.. 25 7.3.4 Constants and physical data. 28 7.3.5 Other data... 28 7.4 Description of the calculation procedure. 28 8 Measured overall energy performance and comparison with calculations 29 8.1 General. 29 8.2 Output of the method.. 29 8.3 Measurement intervals and measurement period 29 8.4 Input data. 30 8.4.1 Product data.... 30 8.4.2 System design data... 30 8.4.3 Operating conditionsdata.... 30 8.4.4 Constants and physical data.... 31 @ IS0 2017 - All rights reserved ili