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NB/T 11461-2023 English PDF

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US$359.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
NB/T 11461-2023: Technical condition of high density electrical prospecting instrument for coal mine
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
NB/T 11461-2023	359	Add to Cart	4 days	Technical condition of high density electrical prospecting instrument for coal mine	Valid

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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

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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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of NB/T 11461-2023_English be delivered?

Answer: Upon your order, we will start to translate NB/T 11461-2023_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of NB/T 11461-2023_English with my colleagues?

Answer: Yes. The purchased PDF of NB/T 11461-2023_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.