ISO IEC 30134-8-2022

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Information technology — Data

centres key performance indicators —

Part 8:

Carbon usage effectiveness (CUE)

Technologies de l'information — Indicateurs de performance clés des

centres de données —

Partie 8: Performance carbone (CUE)

INTERNATIONAL

STANDARD

ISO/IEC

30134-8

First edition

2022-03

Reference number

ISO/IEC 30134-8:2022(E)











CP 401 • Ch. de Blandonnet 8



Phone: +41 22 749 01 11



Website: www.iso.org

Published in Switzerland

ISO/IEC 30134-8:2022(E)

Foreword ........................................................................................................................................................................................................................................ iv

Introduction .................................................................................................................................................................................................................................v

1 Scope ................................................................................................................................................................................................................................. 1

2 Normative references ..................................................................................................................................................................................... 1

3 Terms,definitions,abbreviatedtermsandsymbols .................................................................................................... 1

  ...................................................................................................................................................................... 1

3.2 Abbreviated terms .............................................................................................................................................................................. 2

  ......................................................................................................................................................................................................... 3

4 Applicable area of the data centre .................................................................................................................................................... 4

5 Determination of CUE ..................................................................................................................................................................................... 4

6 Measurement of CUE ........................................................................................................................................................................................ 5

  ........................................................................................................................................... ................................................................ 5

6.2 Calculation and measurement method of CO2 ............................................................................................................ 5

  ................................................................................. 5

6.2.2 Categories of CUE ........................................................................................................................................... .................... 5

7 Application of CUE .............................................................................................................................................................................................. 6

8 Reporting of CUE .................................................................................................................................................................................................. 6

  .......................................................................................................................................................................................... 6

8.1.1 Standard construct for communicating CUE data ................................................................................ 6

8.1.2 Data for public reporting of CUE .......................................................................................................................... 7

8.2 Recommendations ............................................................................................................................................................................... 7

8.2.1 Trend tracking data ......................................................................................................................................................... 7

  ........................................................................................................................................ 8

8.4 CUE derivatives ........................................................................................................................................... ........................................... 8

8.4.1 Purpose of CUE derivatives ...................................................................................................................................... 8

8.4.2 Using CUE derivatives .................................................................................................................................................... 9

8.4.3 Interim CUE ............................................................................................................................................................................. 9

8.4.4 Partial CUE .............................................................................................................................................................................. 9

8.4.5 Design CUE............................................................................................................................................................................ 10

Annex A (informative) Examples of use ........................................................................................................................................................11

Annex B (informative) Energy conversion factors ............................................................................................................................. 13

Annex C (normative) Emission factor for carbon dioxide .......................................................................................................... 14

Bibliography ............................................................................................................................................................................................................................. 17

iii

Contents Page

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ISO IEC 30134-8-2022

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