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NB/T 11461-2023: Technical condition of high density electrical prospecting instrument for coal mine
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| NB/T 11461-2023 | English | 359 |
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Technical condition of high density electrical prospecting instrument for coal mine
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NB/T 11461-2023
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Standard similar to NB/T 11461-2023 NB/T 11459 NB/T 11460 NB/T 11458 Basic data | Standard ID | NB/T 11461-2023 (NB/T11461-2023) | | Description (Translated English) | Technical condition of high density electrical prospecting instrument for coal mine | | Sector / Industry | Energy Industry Standard (Recommended) | | Classification of Chinese Standard | D82 | | Word Count Estimation | 18,149 | | Date of Issue | 2023-12-28 | | Date of Implementation | 2024-06-28 | | Issuing agency(ies) | National Energy Administration | NB/T 11461-2023: Technical condition of high density electrical prospecting instrument for coal 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.
ICS 73.100.99
CCSD82
Energy Industry Standards of the People's Republic of China
Technical requirements for high-density electrical detectors for mines
Released on 2023-12-28
2024-06-28 implementation
The National Energy Administration released
Table of Contents
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Classification and naming 1
5 Technical Requirements 2
6 Test methods 5
7 Inspection Rules 10
8 Marking, packaging, transportation and storage 12
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.
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 China Coal Industry Association.
This document is under the jurisdiction of the Coal Industry Coal Mine Special Equipment Standardization Technical Committee.
This document was drafted by. China Coal Technology and Engineering Xi'an Research Institute (Group) Co., Ltd., China University of Mining and Technology, and Chang'an University.
The main drafters of this document. Wang Jikuang, Wang Xiaobo, Li Ping, Zhang Zhe, Feng Hong, Yue Jianhua and Li Xiu.
Technical requirements for high-density electrical detectors for mines
1 Scope
This document specifies the product types, technical requirements, test methods, inspection specifications, and
Rules, marking, packaging, transportation and storage.
This document applies to the design, production and quality inspection of high-density electrical detectors for mining.
2 Normative references
The contents of the following documents constitute 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 Packaging, storage and transportation pictorial symbols
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 2423.4 Environmental testing for electric and electronic products Part 2.Test method Test Db cyclic damp heat (12h 12h cycle
ring)
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 3836.1-2021 Explosive atmospheres Part 1.General requirements for equipment
GB/T 3836.4-2021 Explosive atmospheres Part 4.Equipment protected by intrinsic safety type "i"
GB/T 4208 Enclosure protection grade (IP code)
GB/T 10111-2008 Generation of random numbers and their application in product quality sampling inspection
GB/T 13384 General technical requirements for packaging of electromechanical products
MT/T 210 Basic test methods for electrical and electronic products used for communication, detection and control in coal mines
3 Terms and definitions
There are no terms or definitions that require definition in this document.
4 Classification and naming
4.1 Explosion-proof type
The electrical instrument adopts intrinsically safe design, and the explosion-proof mark is "ExibIMb".
4.2 Model naming
The model naming method of the electrical instrument is as follows.
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