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NB/T 11443-2023 English PDF

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US$489.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
NB/T 11443-2023: General technical specification of controlled start transmission
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
NB/T 11443-2023	489	Add to Cart	4 days	General technical specification of controlled start transmission	Valid

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Basic data

Standard ID: NB/T 11443-2023 (NB/T11443-2023)
Description (Translated English): General technical specification of controlled start transmission
Sector / Industry: Energy Industry Standard (Recommended)
Classification of Chinese Standard: D93
Classification of International Standard: 73.100.40
Word Count Estimation: 22,242
Date of Issue: 2023-12-28
Date of Implementation: 2024-06-28
Issuing agency(ies): National Energy Administration

NB/T 11443-2023: General technical specification of controlled start transmission

---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.
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 is required. 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 Group Taiyuan Research Institute Co., Ltd., Taiyuan Coal Science and Technology Testing Technology Co., Ltd., Shanxi Tiandi Coal Machinery Equipment Co., Ltd., National Safety Marking Center for Mining Products Co., Ltd., Shanxi Vinda Transmission Technology Co., Ltd., Ningxia Tiandi Benniu Industrial Group Co., Ltd. and China Coal Zhangjiakou Coal Mine Machinery Co., Ltd. The main drafters of this document are. Liu Weili, Wang Bukang, Jin Jiang, Shi Lan, Shi Lizhi, Li Zhizhong, Shi Zhiyuan, Song Yan, He Jiangbo, Song Lei, Jia Yan, Zhuang Zhanbin, Li Haifeng, Chen Zhaohe, Zhao Yonghong, Zhang Xuerui, Wang Caijun, Ma Kefeng, Liu Zhi, and Song Ruzhai. General technical requirements for controllable starting transmission devices

1 Scope

This document specifies the types and nomenclature, requirements, test methods, inspection specifications of controllable starting transmission devices (hereinafter referred to as controllable transmission systems). Rules, marking, packaging, transportation and storage. This document applies to the design, manufacture and application of controllable transmission systems for scraper conveyors and belt conveyors in underground coal mines. test.

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. GB/T 3683 Rubber hoses and hose assemblies for oil-based or water-based fluids, wire braid reinforced hydraulic type specification 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 10544 Rubber hoses and hose assemblies for oil-based or water-based fluids Specification for wire-wound reinforced rubber-coated hydraulic hoses GB/T 13306 Labels AQ 1043-2007 Safety signs and labels for mining products JB/T 7929 Cleanliness of gear transmission MT/T 98 Inspection specification for hoses and hose assemblies for hydraulic supports MT/T 148 Reducer for Scraper Conveyor MT/T 210 Basic test methods for electrical and electronic products used for communication, detection and control in coal mines MT/T 681 Technical specifications for reducers for belt conveyors used in coal mines MT 818.1 Cables for coal mines Part 1.General provisions for mobile flexible cables MT/T 818.14 Flame-retardant cables for coal mines Unit 3.Flame-retardant communication cables for coal mines

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Controlled start transmission The transmission system is composed of a multi-stage gear reducer, a wet clutch and hydraulic control based on a microprocessor. 3.2 auto-protection (automatic monitoring) system It is used to collect and process relevant state parameters of the controllable transmission system during the start, operation and stop process. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of NB/T 11443-2023_English be delivered?

Answer: Upon your order, we will start to translate NB/T 11443-2023_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 11443-2023_English with my colleagues?

Answer: Yes. The purchased PDF of NB/T 11443-2023_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.