ISO/IEC INTERNATIONAL STANDARD 30134-3 Firstedition 2016-04-15 Information technology Data centres Key performance indicators Part 3: Renewable energy factor (REF) Technologies de I'information - Centres de donnees - Indicateurs de performance cleés- Partie 3:Facteurd'énergie renouvelable (REF) Reference number IS0/IEC 30134-3:2016(E) IEC International Organization for Standardization G INST OF STANDARDIZATION C15956617 @IS0/IEC 2016 IS0/IEC 30134-3:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS0/IEC 2016, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISOcopyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 copyright@iso.org www.iso.org Internatinair brganizationfor Standardization icensee-ZHEJIANG INSTOF STANDJSAIEC06-All rights reserved Not for Resale, 2016/7/20 08:22:00 etworking permitted without license from IHS IS0/IEC 30134-3:2016(E) Contents Page Foreword .iv Introduction. ..V 1 Scope. 1 2 Normative references ..1 3 Terms, definitions, abbreviated terms and symbols. 3.1 Terms and definitions .1 3.2 Abbreviated terms.. .2 3.3 Symbols .2 4 Relevance of renewable energy factor (REF) ..2 5 Determination of renewable energy factor (REF) .3 6 Measurement of renewable energy factor (REF) .3 7 Directions foruse of renewable energyfactor (REF) ..4 8 Reporting of renewable energy factor (REF) .4 Annex A (informative) Renewable energy factor and authorities issuing a renewable energycertificate .5 Annex B (informative) Examples of renewable energy factor calculation 7 Annex C (informative) Renewable energy factor calculation as a summation of the usage of renewable energy in different time intervals 10 Bibliography 11 iii ZHEJIANG INSTOF STANDARDIZATION C15956617 thout license from IHS