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NB/T 10544-2021: Sound pick-up for mine
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| NB/T 10544-2021 | English | 279 |
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Sound pick-up for mine
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NB/T 10544-2021
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Basic data | Standard ID | NB/T 10544-2021 (NB/T10544-2021) | | Description (Translated English) | Sound pick-up for mine | | Sector / Industry | Energy Industry Standard (Recommended) | | Classification of Chinese Standard | D09 | | Word Count Estimation | 12,190 | | Issuing agency(ies) | National Energy Administration | NB/T 10544-2021: Sound pick-up for mine---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Sound pick-up for mine
ICS 13.100
D09
Energy Industry Standards of the People's Republic of China
Mining pickup
Released on 2021-01-07
Implementation on 2021-04-01
Issued by the National Energy Administration
Table of contents
Foreword Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Product model 2
5 Technical requirements 2
6 Test method 4
7 Inspection rules 7
8 Marks, packaging, instructions for use, transportation, storage 8
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying these patents.
This standard was proposed by the Science and Technology Development Department of China Coal Industry Association.
This standard is under the jurisdiction of the Coal Mine Safety Standardization Technical Committee of the Coal Industry.
Drafting organizations of this standard. China Coal Science and Industry Group Shenyang Research Institute Co., Ltd., National Safety Production Fushun Mining Equipment Inspection and Inspection Center,
Shanxi Keda Automation Co., Ltd., China University of Mining and Technology.
The main drafters of this standard. Ma Long, Qian Xu, Li Zhenxin, Li Zhe, Zou Xiaoxu, Wang Jianyu, Guo Changna, Yang Shengqiang, Wang Dong, Qi Wenting, Xie Yue,
Shi Liang, Chang Lin, Zhang Yujia, Wu Yujing, Shi Aiwen, Li Bo, Tang Yong, Li Rang, Yin Weifeng.
Mining pickup
1 Scope
This standard specifies the terms and definitions, product classification, technical requirements, test methods, and inspection regulations for mining pickups (hereinafter referred to as pickups)
Rules and requirements for marking, packaging, transportation and storage.
This standard applies to mines with output frequency signals used in workplaces such as underground coal mines, open-pit coal mines, and other non-coal mines.
Sound device.
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article
Pieces. For undated reference documents, the latest version (including all amendments) is applicable to this document.
GB/T 191 Packaging, storage and transportation pictorial signs
GB/T 2423.1-2008 Environmental testing of electric and electronic products Part 2.Test method Test A. Low temperature
GB/T 2423.2-2008 Environmental testing of electric and electronic products Part 2.Test method Test B. High temperature
GB/T 2423.4-2008 Environmental testing of electrical and electronic products Part 2.Test method Test Db. Alternating damp heat (12h
12h cycle)
GB/T 2423.5-2019 Environmental Test Part 2.Test Method Test Ea and Guideline. Impact
GB/T 2423.10-2019 Environmental Test Part 2.Test Method Test Fc. Vibration (Sine)
GB 3836.1 Explosive Atmosphere Part 1.General Requirements for Equipment
GB 3836.2 Explosive atmosphere Part 2.Equipment protected by flameproof enclosure "d"
GB 3836.3 Explosive atmosphere Part 3.Equipment protected by increased safety "e"
GB 3836.4 Explosive atmosphere Part 4.Equipment protected by intrinsically safe "i"
GB/T 4208 Shell protection grade (IP code)
GB/T 9969 General Rules for Use of Industrial Products
The generation of GB/T 10111 random number and its application in product quality sampling inspection
GB/T 12173 General mine electrical equipment
GB/T 17626.2-2018 Electromagnetic compatibility test and measurement technology Electrostatic discharge immunity test
AQ1043 Mining product safety mark identification
MT/T 210-1990 Basic test methods of electrical and electronic products for coal mine communication, detection and control
MT/T 899 Information Transmission Device for Coal Mine
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Audiosurveilancemicrophone
A device that can convert acoustic oscillations into electrical signals and send them to back-end equipment after processing, usually by microphone capsules, audio circuits, etc.
composition.
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