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NB/T 11546-2024General specification of 5G communication system for coal mines (English PDF)

煤矿用 5G 通信系统通用技术条件

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Issued by

NEA

Level / Type

Industry · Recommended

Issue date

May 24, 2024

Implementation date

November 24, 2024

Scope

NB/T 11546-2024 is the English-translated version of 煤矿用 5G 通信系统通用技术条件.

NB/T 11546-2024 is the Chinese energy industry general specification for 5G communication systems in coal mines, the high-bandwidth, low-latency networks that carry remote monitoring, video and data acquisition.

It covers classification and models, system composition and separate architectures for underground and open-pit mines, environmental and power supply conditions, main functions and technical indicators.

Adaptability to supply fluctuation, working stability, interference immunity and explosion protection are specified, each with its own test method. Factory and type inspection rules close the document, which references the YD/T standards for 5G networks and terminals. Issued on 24 May 2024, it has applied since 24 November 2024.

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Document preview — NB/T 11546-2024

National Standard of the People's Republic of China

ICS: 73.100.99
Classification: D 98

Issued by: National Energy Administration of the People's Republic of China

Preface
1 Scope
2 Normative references
3 Terms and Definitions
4 Categories
4.1 Model
4.2 Classification
5 Technical requirements
5.1 System composition
5.2 Underground Coal Mine System Architecture
5.3 Open-pit coal mine system architecture
5.4 Basic requirements
5.5 Environmental conditions
5.6 Power supply
5.7 Main functions
5.8 Main technical indicators
5.9 Ability to adapt to power fluctuations
5.10 Work Stability
5.11 Anti-interference performance
5.12 Explosion-proof performance
6 Test methods
6.1 Environmental conditions
6.2 Power supply conditions
6.3 Test instruments and equipment
6.4 Connection of the test system and test preparation
6.5 Main function test
6.6 Main technical index test
6.7 Power supply fluctuation adaptability test
6.8 Working stability test
6.9 Anti-interference performance test
6.10 Explosion-proof performance test
7 Inspection Rules
7.1 Inspection classification
7.2 Factory Inspection
7.3 Type inspection

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting is required.

1 Scope

This document specifies the classification, technical requirements, test methods and inspection rules for 5G communication systems for coal mines.

This document applies to 5G communication systems for coal mines (hereinafter referred to as the system).

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document.

For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to this document.

GB/T 2887 General Specification for Computer Sites

GB/T 3836.1 Explosive atmospheres Part 1: General requirements for equipment

GB/T 3836.2 Explosive atmospheres Part 2: Equipment protected by flameproof enclosure "d"

GB/T 3836.3 Explosive atmospheres Part 3: Equipment protected by increased safety "e"

GB/T 3836.4 Explosive atmospheres Part 4: Equipment protected by intrinsic safety type "i"

GB/T 3836.9 Explosive atmospheres Part 9: Equipment protected by encapsulation type "m"

GB 4943.1 Audio, video, information technology and communication technology equipment Part 1: Safety requirements

GB/T 10111 Generation of random numbers and their application in product quality sampling inspection

GB/T 17626.2 Electromagnetic compatibility test and measurement technology Electrostatic discharge immunity test

GB/T 17626.3 Electromagnetic compatibility test and measurement technology Part 3: Radio frequency electromagnetic field radiation immunity test

GB/T 17626.4 Electromagnetic compatibility test and measurement technology Electrical fast transient pulse group immunity test

GB/T 17626.5 Electromagnetic compatibility test and measurement technology Surge (impact) immunity test

GB/T 17799.2 General standard for electromagnetic compatibility Part 2: Immunity standard for industrial environments

MT 210 Basic test methods for electrical and electronic products used for communication, detection and control in coal mines

MT/T 286 Coal mine communication and automation product model compilation and management methods

MT/T 1115 General technical requirements for multi-base station mine mobile communication systems

YD/T 3615 5G mobile communication network core network overall technical requirements

YD/T 3618 5G digital cellular mobile communication network radio access network general technical requirements (Phase I)

YD/T 3627 Technical requirements for 5G digital cellular mobile communication network enhanced mobile broadband terminal equipment (Phase I)

YD/T 3929 Technical requirements for base station equipment in the frequency band below 6 GHz for 5G digital cellular mobile communication networks (Phase I)

YD/T 3930-2021 5G digital cellular mobile communication network 6 GHz frequency band base station equipment test method (first phase)

YD/T 4002-2021 5G digital cellular mobile communication network enhanced mobile broadband terminal equipment test method (Phase I)

3 Terms and definitions

The following terms and definitions apply to this document.

3.1 5G communication system for coal mines

A large-bandwidth, high-reliability, and low-latency mobile communication system for coal mines based on 5G technology supports remote monitoring, video surveillance, and data acquisition.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 23 pages — is available in the English PDF.

Referenced standards

Normative references

MT 210

Similar standards

NB/T 11523-2024|NB/T 11547-2024|NB/T 11645-2024|NB/T 11520-2024|NB/T 11536-2024|NB/T 11553-2024

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