NB/T 11453-2023General technical requirements of video/audio recording systems for mine law enforcement (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 technical requirements, test methods, inspection rules, marking, packaging, and general technical conditions of mining law enforcement audio and video recording systems. Packaging, transportation and storage.

This document applies to the design and inspection of mining law enforcement audio and video recording systems.

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 2423.1-2008 Environmental testing for electric and electronic products Part 2: Test methods Test A. Low temperature

GB/T 2423.2-2008 Environmental testing for electric and electronic products Part 2: Test methods Test B. High temperature

GB/T 2423.4-2008 Environmental testing for electric and electronic products Part 2: Test methods Test Db. Cyclic damp heat (12 h 12 h cycle)

GB/T 2423.5-2019 Environmental testing Part 2: Test method Test Ea and guidance. Impact

GB/T 2423.7-2018 Environmental testing Part 2: Test methods Test Ec. Shock caused by rough operation (mainly used for Equipment type sample)

GB/T 2423.10-2019 Environmental testing Part 2: Test methods Test Fc. Vibration (sinusoidal)

GB/T 2829-2002 Periodic inspection sampling procedures and tables (applicable to the inspection of process stability)

GB/T 2887 General Specification for Computer Sites

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

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

GB/T 9969 General principles for instructions for use of industrial products

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

GB/T 13384 General technical requirements for packaging of electromechanical products

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 21288 Exposure limits for electromagnetic radiation from mobile communication terminals

AQ 6207 Portable Carrier Catalytic Methane Detector Alarm

YD/T 1644.1 Procedure for evaluating electromagnetic exposure of handheld and body-worn wireless communication equipment to human body Part 1: Close proximity Devices for use with the ear (frequency range 300 MHz to 6 GHz)

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

MT/T 703 Portable electrochemical carbon monoxide detector for coal mines

NB/T 10725-2021 Electromagnetic compatibility requirements and test methods for electrical and electronic products for coal mines