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NB/T 11642-2024: General technical requirements for longitudinal tear protection device of coal mine conveyor belt
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| NB/T 11642-2024 | English | 429 |
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General technical requirements for longitudinal tear protection device of coal mine conveyor belt
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NB/T 11642-2024
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Basic data | Standard ID | NB/T 11642-2024 (NB/T11642-2024) | | Description (Translated English) | General technical requirements for longitudinal tear protection device of coal mine conveyor belt | | Sector / Industry | Energy Industry Standard (Recommended) | | Classification of Chinese Standard | D09 | | Classification of International Standard | 13.100 | | Word Count Estimation | 19,138 | | Date of Issue | 2024-09-24 | | Date of Implementation | 2025-03-24 | | Issuing agency(ies) | National Energy Administration | NB/T 11642-2024: General technical requirements for longitudinal tear protection device of coal mine conveyor belt
---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/NBT11642-2024
General technical requirements for longitudinal tear protection device of coal mine conveyor belt
Energy Industry Standards of the People's Republic of China
The National Energy Administration released
Longitudinal tear protection device for conveyor belts used in coal mines
General technical requirements
General technical requirements for longitudinal tear protection
device of coal mine conveyor belt
Released on September 24, 2024
2025-03-24 Implementation
CCS D 09
ICS 13.100
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 2
4 Product model, category 2
5 Technical Requirements 3
6 Test methods 7
7 Inspection Rules 12
8 Marking, packaging, transportation and storage 13
Table of Contents
Preface
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting procedures for standardization documents"
Drafting.
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by the Science and Technology Development Department of the China Coal Industry Association.
This document is under the jurisdiction of the Coal Industry Coal Mine Safety Standardization Technical Committee.
This document was drafted by. China Coal Technology and Engineering Group Shenyang Research Institute Co., Ltd., Tianjin Hengyi Electromechanical Technology Co., Ltd., Beijing Felix Technology
Technology Co., Ltd., CITIC Heavy Industries Kaicheng Intelligent Equipment Co., Ltd., National Mining Product Safety Marking Center Co., Ltd., Fushun China Coal Technology and Engineering Co., Ltd.
Testing Center Co., Ltd., National Engineering Laboratory for Coal Mining Machinery and Equipment.
The main drafters of this document are. Ma Long, Qian Xu, Li Zhenxin, Wang Jianyu, Li Zhe, Wang Zhe, Pei Wenliang, Wang Lei, Chen Qing, Luo Tienan, Guo Changna,
Miao Changyun, Wang Ying, Ma Jingya, Zou Xiaoxu, Li Zhifu, Qi Wenting, Liu Yi, Liu Lili, Zhang Yujia, Jie Yue, and Zhang Shengda.
Longitudinal tear protection device for conveyor belts used in coal mines
General technical requirements
1 Scope
This document specifies the product model and classification, technical requirements, test methods, inspection rules and
Marking, packaging, transportation and storage.
This document is applicable to the longitudinal tear protection of mining conveyor belts in coal mines, open-pit coal mines, coal preparation plants, non-coal mines and other mining fields.
protective device (hereinafter referred to as the “device”).
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.
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 methods Test Ea and guidance. Shock
GB/T 2423.10-2019 Environmental testing Part 2.Test methods Test Fc. Vibration (sinusoidal)
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/T 4208 Degrees of protection provided by enclosures (IP Code)
GB/T 9969 General Principles for Instructions for Use of Industrial Products
GB/T 10111 Random number generation and its application in product quality sampling inspection
GB/T 12173 General electrical equipment for mining
GB/T 17626.2 Electromagnetic compatibility test and measurement technology Electrostatic discharge immunity test
GB/T 17626.3 Electromagnetic compatibility test and measurement techniques Part 3.Radio frequency electromagnetic field radiated immunity test
GB/T 17626.4 Electromagnetic compatibility test and measurement technology Electrical fast transient burst immunity test
GB/T 17626.5 Electromagnetic compatibility test and measurement technology surge (shock) immunity test
GBZ 117-2015 Radiation protection requirements for industrial X-ray inspection
AQ 1043 Mining Product Safety Signs and Labels
MT/T 210-1990 Basic test methods for electrical and electronic products used for communication, detection and control in coal mines
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