NB/T 11523-20245G communication base station for coal mines (English PDF)

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, inspection rules, marking, packaging, transportation and store.

This document applies to 5G communication base stations used in coal mines.

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 191 Pictorial markings for packaging, storage and transportation

GB/T 2423.1 Environmental testing for electric and electronic products Part 2: Test methods Test A. Low temperature

GB/T 2423.2 Environmental testing for electric and electronic products Part 2: Test methods Test B. High temperature

GB/T 2423.3 Environmental testing Part 2: Test methods Test Cab. Steady state damp heat test

GB/T 2423.4 Environmental testing for electric and electronic products Part 2: Test methods Test Db. Cyclic damp heat (12 h 12 h cycle)

GB/T 2423.5 Environmental testing Part 2: Test method Test Ea and guidance. Impact

GB/T 2423.10 Environmental testing Part 2: Test methods Test Fc. Vibration (sinusoidal)

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/T 4208 Enclosure protection degree (IP code)

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

GB/T 5080.1-2012 Reliability test Part 1: Test conditions and statistical test principles

GB/T 5080.7 Equipment reliability test - Failure rate and mean time between failures under the assumption of constant failure rate - Verification test plan

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

AQ 1043 Mining Product Safety Signs and Labels

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