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GB/T 31347-2025Technical requirements of measurement and verification of energy savings - Communication room project (English PDF)

节能量测量和验证技术要求　通信机房项目

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

October 31, 2025

Implementation date

May 1, 2026

Scope

GB/T 31347-2025 is the English-translated version of 节能量测量和验证技术要求　通信机房项目.

GB/T 31347-2025 is the Chinese standard "Technical requirements of measurement and verification of energy savings - Communication room project".

Its scope clause reads: This document specifies the boundary delineation and energy consumption statistics scope for energy-saving technology renovation projects in data centers and other communication equipment rooms.

Enclosure, basic requirements, measurement and verification methods. This document applies to energy-saving renovations of data centers and other communication equipment rooms, as well as the measurement and verification of energy savings. Its clauses include terms and definitions.

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Document preview — GB/T 31347-2025

National Standard of the People's Republic of China

ICS: 27.010
Classification: F 01
Replacing: GB/T 31347-2014

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1.Scope
2 Normative References
3.Terms and Definitions
4.Scope of Project Energy Consumption Statistics
5.Basic Requirements
6.Measurement and Verification Methods
Appendix B (Informative) Example 11 of a Data Center Project Using the Direct Comparison Method

1 Scope

This document specifies the boundary delineation and energy consumption statistics scope for energy-saving technology renovation projects in data centers and other communication equipment rooms.

Enclosure, basic requirements, measurement and verification methods.

This document applies to energy-saving renovations of data centers and other communication equipment rooms, as well as the measurement and verification of energy savings.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.

This document.

GB 17167 General Rules for the Configuration and Management of Energy Measuring Instruments in Energy-Using Units

GB/T 28750-2012 General Technical Rules for Energy Saving Measurement and Verification

GB 40879-2021 Energy Efficiency Limits and Energy Efficiency Grades for Data Centers

3 Terms and Definitions

The terms and definitions defined in GB/T 28750-2012, as well as the following terms and definitions, apply to this document.

3.1 communication room

Locations where communication equipment and other information equipment are installed.

Note. This includes data centers, communication base stations, etc.

3.2 datacenter

It consists of information equipment facilities (computer room), other infrastructure, information system hardware and software, information resources (data), personnel, and relevant regulations.

An entity composed of institutions.

[Source. GB 40879-2021, 3.1]

3.3

The sum of outgoing and incoming data throughput carried by information equipment within a certain period of time.

3.4 base period

Used to compare and determine the energy savings of a project, and the time period before the implementation of energy-saving measures.

3.5 Statistical reporting period

Used to compare and determine the energy savings of a project, and the time period after the implementation of energy-saving measures. […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 17 pages — is available in the English PDF.

Referenced standards

Normative references

Cited by

GB/T 37779-2019Implementation guidance for energy management system in data centers

Editions of GB/T 31347

Edition	Title	Revision	Status
GB/T 31347-2025	Technical requirements of measurement and verification of energy savings - Communication room project	current edition	Current
GB/T 31347-2014	Technical requirements of measurement and verification of energy savings -- Communication room project	previous edition	In force

This page sells the current edition, GB/T 31347-2025. Earlier editions are listed for reference only.

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