ISO/IEC 30134-2:2026

International Standard   Current Edition · Approved on 16 January 2026

Information technology — Data centres key performance indicators — Part 2: Power usage effectiveness (PUE)

ISO/IEC 30134-2:2026 Files

English 35 Pages
Current Edition
USD 203.7

ISO/IEC 30134-2:2026 Scope

This document specifies power usage effectiveness (PUE) as a key performance indicator (KPI) to quantify the efficient use of energy.

This document:

  1. defines the PUE of a data centre;
  2. introduces PUE measurement categories;
  3. describes the relationship of this KPI to a data centre’s infrastructure, information technology equipment and information technology operations;
  4. defines the measurement, the calculation and the reporting of the parameter;
  5. provides information on the correct interpretation of the PUE.

PUE derivatives are described in Clause 9.

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