GB/T 36271.2-2021 English PDF

US$599.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 36271.2-2021: Power installations exceeding 1 kV a. c. and 1.5 kV d. c. - Part 2: D. c.
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 36271.2-2021	599	Add to Cart	5 days	Power installations exceeding 1 kV a. c. and 1.5 kV d. c. - Part 2: D. c.	Valid

Similar standards

GB/T 40431   GB/T 40437   GB/T 40617   GB/T 36291.1   GB/T 36291.2   GB/T 36271.1   

Basic data

Standard ID: GB/T 36271.2-2021 (GB/T36271.2-2021)
Description (Translated English): Power installations exceeding 1 kV a. c. and 1.5 kV d. c. - Part 2: D. c.
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K09
Word Count Estimation: 30,393
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 36271.2-2021: Power installations exceeding 1 kV a. c. and 1.5 kV d. c. - Part 2: D. c.

---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.
Power installations exceeding 1 kV acand 1.5 kV dc-- Part 2.dc ICS 29.020 CCSK09 National Standards of People's Republic of China 1kV AC and 1.5kV DC power facilities Part 2.DC (IEC TS61936-2.2015, MOD) Released on 2021-08-20 2022-03-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Table of contents

Foreword Ⅲ Introduction Ⅴ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 Basic requirements 3 4.1 General 3 4.2 Electrical requirements 3 4.3 Mechanical requirements 5 4.4 Climate and environmental conditions 5 4.5 Special requirements 5 5 Insulation 5 5.1 General 5 5.2 Choice of insulation level 6 5.3 Test of withstand voltage 6 5.4 Minimum electrical clearance of live parts 6 5.5 Minimum electrical clearance under special conditions 6 5.6 Test connection area 6 6 Device 7 6.1 General 7 6.2 Special requirements 7 7 Facilities 8 7.1 General 8 7.2 Outdoor open facilities 9 7.3 Indoor open facilities 12 7.4 Pre-installed switchgear 12 7.5 Building 12 7.6 High and low voltage prefabricated substation 13 7.7 Electrical facilities on poles, telephone poles and towers 13 8 Safety measures 13 8.1 General 13 8.2 Protection against direct contact 14 8.3 Protective measures for workers indirectly contacting live parts 14 8.4 Protective measures for operators on power facilities 14 8.5 Preventing the danger of arc fault 14 8.6 Prevention of direct lightning strike 14 8.7 Fire protection 14 8.8 Prevent leakage of insulating liquid 14 8.9 Signs and markings 15 9 Protection, control and auxiliary systems 15 10 Grounding system 15 10.1 General 15 10.2 Basic requirements 15 10.3 Grounding system design 16 10.4 Grounding system construction 17 10.5 Measuring 17 10.6 Maintenance 17 11 Inspection and test 17 11.1 General 17 11.2 Special performance inspection 17 11.3 Installation and commissioning process test 18 11.4 Trial run 18 12 Operation and Maintenance Manual 18 Appendix A (informative) Rated insulation level and minimum air gap based on the nominal voltage of some HVDC projects 19 Appendix B (Normative) Calculation method of allowable contact voltage 21 References 22

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 of Standardization Documents" Drafting. This document is the second part of GB/T 36271 "AC 1kV and DC 1.5kV and above power facilities". GB/T 36271 has been issued The following parts are distributed. ---Part 1.General Rules of Communication; ---Part 2.DC. This document uses the redrafting method to modify and adopt IEC TS61936-2.2015 "AC 1kV and DC 1.5kV and above power equipment Implementation Part 2.Direct Current. Compared with IEC TS61936-2.2015, the structure of this document has changed. Since the suspension section of 5.2 is increased to 5.2.1, the 7.1 The suspension segment was increased to 7.1.1, which led to the extension of the number of subsequent bars. Deleted the 8.2 suspension section. Deleted 6.2.12, 7.5.7, 8.2.1, 10.6 The one-level article is simplified to refer to relevant standards. The technical differences between this document and IEC TS61936-2.2015 and the reasons are as follows. ---Regarding normative reference documents, this document has made adjustments with technical differences to adapt to my country's technical conditions and adjustments. The situation is collectively reflected in Chapter 2 "Normative Reference Documents", and the specific adjustments are as follows. ● Replace IEC 60071-1 (see 5.1 and 5.3.2) with GB/T 311.1 modified to adopt international standards; ● Replace IEC 60071-2.1996 (see 5.3.4) with GB/T 311.2-2013 which is modified to adopt international standards; ● Replace IEC 60071-5 (see 5.1) with GB/T 311.3 modified to adopt international standards; ● Replace IEC 60529 (see 7.2.2 and 7.2.4) with GB/T 4208 which is equivalent to adopting international standards; ● Replace IEC 62271-1 (see 4.2.5 and 6.2.7) with GB/T 11022 modified to adopt international standards; ● Replace IEC 60079-10-2 (see 4.4.1) with GB/T 12476.3 which is modified to adopt international standards; ● Replace IEC /T S60479-1.2005 with GB/T 13870.1-2008 equivalent to adopting international standards (see 10.2.1 and Appendix B); ● Replace IEC 60060-1 (see 5.3.2) with GB/T 16927.1 modified to adopt international standards; ● Replace IEC /T R61000-5-2 (see 10.2.2) with GB /Z 30556.2 which is equivalent to adopting international standards; ● Replace IEC 61936-1.2010/AMD1.2014 (see Chapter 4, Chapter 6, Chapter 7, Chapter 8, Chapter 9, Chapter 10, Chapter 11, and Chapter 12); ---Modified the source reference standard for the definition of valve terms (see 3.1); ---Modified the terminology of system nominal voltage (see 3.3); ---Modified the DC high [electric] voltage term (see 3.7); ---Modified the DC low [electric] voltage term (see 3.8); ---Revised the source reference standard for the definition of converter station terms (see 3.9); ---Deleted the term lightning impact protection level (protection device) and the term operation impact protection level (protection device); --- Deleted "local regulations (if any)" (see 4.2.1); ---Modified the content to directly quote GB/T 36271.1-2018 (see 4.2.3); ---Deleted the rated frequency content; ---Modified the sequence of the calculation formula to "1.1×Udm/2" (see 4.2.5); --- Deleted "dust continuously accumulates on insulators and conductive surfaces in the DC electric field" (see 4.4.1); ---The calculation formula for the minimum electrical clearance of the live part has been deleted (see 5.4.1); --- Deleted "Rotational force exceeding 6mT may be obvious, causing difficulties at around 60mT. Translational force exceeding 10-4T2/m It may be obvious, equal to the gravity above 10-3T2/m" (see 6.2.2); --- Modify the height "2250mm" to "2500mm" (see 7.2.4); ---Revised the appendix title (see Appendix B); ---Modified the left symbol of formula B.1 and formula B.2 to UTp (see Appendix B). This document has made the following editorial changes. ---In accordance with the requirements of GB/T 1.1-2020, the compilation of the "Scope" chapter was standardized; ---Adjusted references. Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents. This document was proposed by the China Electricity Council. This document is under the jurisdiction of the National High Voltage Electrical Safety Standardization Technical Committee (SAC/TC226). Drafting organizations of this document. China Electric Power Research Institute Co., Ltd., State Grid Co., Ltd., Power Planning and Design Institute, China Electric Power Engineering Consulting Group Zhongnan Electric Power Design Institute Co., Ltd., Central China Branch of State Grid Co., Ltd., State Grid Hubei Electric Power Co., Ltd., State Grid Hubei Electric Power Co., Ltd. Electric Power Research Institute, State Grid Economic and Technical Research Institute Co., Ltd. The main drafters of this document. He Yan, Wang Dong, Chen Jiangbo, Wan Baoquan, Wang Dawei, Gong Yongguang, Liu Xiaorui, Gan Yan, E Shiping, Chen Jun, Tong Xuefang, Wu Fangjie, Li Hongbing, Chen Xiaoming.

Introduction

GB/T 36271 "AC 1kV and DC 1.5kV and above Power Facilities" aims to ensure the safe and reliable operation of high-voltage power facilities The minimum requirements and some additional information are proposed to be composed of three parts. ---Part 1.Communication. The purpose is to establish general requirements for the design and installation of power facilities above 1kV AC. ---Part 2.DC. The purpose is to establish general requirements for the design and installation of power facilities above DC 1.5kV. ---Part 3.Requirements for the preparation of safety publications. The purpose is to establish the safety of power facilities above AC 1kV and DC 1.5kV. Principles and requirements for the compilation of full publications. This document puts forward technical requirements and recommendations for the design and installation of power facilities above 1.5kV DC to ensure the safety and normal operation. 1kV AC and 1.5kV DC power facilities Part 2.DC

1 Scope

This document specifies the design and installation requirements of power facilities in DC systems with a nominal voltage above 1.5kV. This document applies to the following facilities. a) Converter station or DC switch station; b) One or more DC power generation or storage units such as solar power farms or battery storage units on a plant site. including DC equipment Equipment and cables and all related power electronic equipment, control equipment, switchgear and electrical auxiliary systems. Excluding different plants Connection between site DC power generation or storage units; c) DC facilities installed on offshore facilities for power generation, transmission, distribution and storage of electricity; d) DC terminal stations between underground cables and overhead lines or between underground cables in different sections. This document does not apply to the design and installation of the following facilities. ---Overhead lines and underground cables between independent facilities; ---Electrified railway; ---Mining equipment and facilities; ---Ship facilities and offshore facilities for oil extraction; ---Electrostatic equipment such as electrostatic precipitator and spraying device; ---Test site; ---Medical X-ray equipment and other medical equipment; ---Valve Hall. This document does not apply to live work. This document does not apply to the design of pre-installed thyristor valves, voltage source converter (VSC) valves and switchgear.

2 Normative references

The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to This document. GB/T 311.1 Insulation coordination Part 1.Definitions, principles and rules (GB/T 311.1-2012, IEC 60071-1.2006, MOD) GB/T 311.2-2013 Insulation coordination Part 2.Guidelines for use (IEC 60071-2.1996, MOD) GB/T 311.3 Insulation coordination Part 3.Insulation coordination procedures for HVDC converter stations (GB/T 311.3-2017, IEC 60071-5.2014, MOD) GB/T 4208 enclosure protection class (IP code) (GB/T 4208-2017, IEC 60529.2013, IDT) GB/T 11022-2020 Common technical requirements for high-voltage AC switchgear and control equipment standards (GB/T 11022-2020, IEC 62271-1.2017, MOD) GB/T 12476.3 Electrical equipment for combustible dust environment Part 3.Classification of places where combustible dust is or may be present (GB/T 12476.3-2017,IEC 60079-10-2.2009,MOD) ......

Image     

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 36271.2-2021_English be delivered?

Answer: Upon your order, we will start to translate GB/T 36271.2-2021_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 GB/T 36271.2-2021_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 36271.2-2021_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.