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NB/T 10547-2021 English PDF

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US$509.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email.
NB/T 10547-2021: Mine flameproof electric hydraulic driver
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
NB/T 10547-2021	509	Add to Cart	5 days	Mine flameproof electric hydraulic driver	Valid

Similar standards

GB/T 5015 JB/T 9050.1 GB/T 14118 NB/T 10529 NB/T 10548

Basic data

Standard ID: NB/T 10547-2021 (NB/T10547-2021)
Description (Translated English): Mine flameproof electric hydraulic driver
Sector / Industry: Energy Industry Standard (Recommended)
Classification of Chinese Standard: J19
Word Count Estimation: 22,263
Issuing agency(ies): National Energy Administration

NB/T 10547-2021: Mine flameproof electric hydraulic driver

---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.
Mine flameproof electric hydraulic driver ICS 21.240 J19 Energy Industry Standards of the People's Republic of China Explosion-proof electric hydraulic thruster for mine Released on 2021-01-07 Implementation on 2021-04-01 Issued by the National Energy Administration

Foreword Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Product classification and model 2 5 Technical requirements 3 6 Test method 10 7 Inspection rules 14 8 Signs, packaging, transportation, storage 15 Appendix A (informative appendix) Pusher connection size 17

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 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 Chongqing Research Institute Co., Ltd., China Coal Science and Industry Group Shenyang Research Institute Co., Ltd., Jiaozuojin Hoop Brake Co., Ltd., Jiaozuo Weihao Brake Equipment Co., Ltd., Qingdao Biaoyi Technology Co., Ltd. The main drafters of this standard. Li Yan, Yang Fan, Xu Zhiquan, Chen Fandong, Wei Hongyu, Zhou Zhou, Kang Liying, Zhang Rongyue, Qiao Xiangdong, Xing Baoan, Yang Wenzhong, Xue Hongxia, Ma Zhongjun. This standard is issued for the first time. Explosion-proof electric hydraulic thruster for mine

1 Scope

This standard specifies the terms and definitions, product classification and model, technical requirements, test methods, inspection Inspection rules and signs, packaging, transportation and storage. This standard is applicable to mine explosion-proof electric hydraulics that are driven by three-phase alternating current and combine explosion-proof motors, centrifugal pumps, and hydraulic cylinders. Pusher (hereinafter referred to as "pusher").

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 191-2008 Graphical signs for packaging, storage and transportation GB/T 755-2019 Rotating motor rating and performance GB/T 1032-2012 Three-phase asynchronous motor test method 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 3836.1-2010 Explosive Atmosphere Part 1.General Requirements for Equipment GB 3836.2-2010 Explosive atmosphere Part 2.Equipment protected by flameproof enclosure "d" GB 3836.3-2010 Explosive atmosphere Part 3.Equipment protected by increased safety "e" GB/T 13306 signs GB/T 13384 General technical conditions for packaging of mechanical and electrical products GB/T 22719.1-2008 Interturn insulation of scattered windings of AC low-voltage motors Part 1.Test methods AQ1043-2007 Mining product safety mark identification JB/T 10603-2006 Electric hydraulic thruster

3 Terms and definitions

The following terms and definitions defined in JB/T 10603-2006 apply to this document. For ease of use, the following is repeated Some terms and definitions in JB/T 10603-2006. 3.1 Rated stroke ratedstroke The distance the pusher rod moves from the starting limit position to the end limit position. [JB/T 10603-2006, definition 3.1] 3.2 Load An external force applied to the push rod of the pusher, acting along the axis of the push rod and opposite to the direction of the pusher's thrust. [JB/T 10603-2006, definition 3.2] ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of NB/T 10547-2021_English be delivered?

Answer: Upon your order, we will start to translate NB/T 10547-2021_English as soon as possible, and keep you informed of the progress. The lead time is typically 3 ~ 5 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of NB/T 10547-2021_English with my colleagues?

Answer: Yes. The purchased PDF of NB/T 10547-2021_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.