ISO/IEC 30134-2:2026
ISO/IEC 30134-2:2026 Information technology — Data centres key performance indicators — Part 2: Power usage effectiveness (PUE)
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This publication was last reviewed and confirmed in 2026.
Information technology — Data centres key performance indicators — Part 2: Power usage effectiveness (PUE)
Description
This document specifies power usage effectiveness (PUE) as a key performance indicator (KPI) to quantify the efficient use of energy.
This document:
- defines the PUE of a data centre;
- introduces PUE measurement categories;
- describes the relationship of this KPI to a data centre’s infrastructure, information technology equipment and information technology operations;
- defines the measurement, the calculation and the reporting of the parameter;
- provides information on the correct interpretation of the PUE.
PUE derivatives are described in Clause 9.
Edition
2
Published Date
2026-06-19
Status
PUBLISHED
Pages
35
Language
English
Format
Secure PDF
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Abstract
This document specifies power usage effectiveness (PUE) as a key performance indicator (KPI) to quantify the efficient use of energy.
This document:
- defines the PUE of a data centre;
- introduces PUE measurement categories;
- describes the relationship of this KPI to a data centre’s infrastructure, information technology equipment and information technology operations;
- defines the measurement, the calculation and the reporting of the parameter;
- provides information on the correct interpretation of the PUE.
PUE derivatives are described in Clause 9.
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