GB/T 26217-2019 English PDFUS$439.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 26217-2019: DC voltage measuring device for HVDC transmission system Status: Valid GB/T 26217: Historical versions
Basic dataStandard ID: GB/T 26217-2019 (GB/T26217-2019)Description (Translated English): DC voltage measuring device for HVDC transmission system Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: K41 Classification of International Standard: 29.180 Word Count Estimation: 22,214 Date of Issue: 2019-12-10 Date of Implementation: 2020-07-01 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 26217-2019: DC voltage measuring device for HVDC transmission system---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.DC voltage measuring device for HVDC transmission system ICS 29.180 K41 National Standards of People's Republic of China Replaces GB/T 26217-2010 DC voltage measuring device of high-voltage DC transmission system 2019-12-10 release 2020-07-01 implementation State Administration of Market Supervision Published by the National Standardization Management Committee ContentsForeword III 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Normal and special conditions of use 3 5 Rating 3 5.1 Rated primary voltage (Udr) 3 5.2 Maximum continuous operating voltage (Udm) 3 5.3 Analog output rating 3 5.4 Digital output rating 3 5.5 Insulation level 4 5.6 Accuracy level of the entire voltage measuring device 4 5.7 Output signal rated current level 5 5.8 Limit of resistance with temperature 5 6 Design and structure 5 6.1 General requirements 5 6.2 Digital design requirements 6 6.3 External insulation requirements 6 6.4 Requirements for painting and rust prevention 6 6.5 Electromagnetic compatibility (EMC) requirements 6 6.6 Radio interference voltage (RIV) requirements 6 6.7 Enclosure protection level requirements 7 6.8 Maximum attenuation of optical fiber transmission 7 7 Test 7 7.1 Test classification 7 7.2 General conditions of the test 7 7.3 Type test 7 7.4 Routine test 11 7.5 Field test 13 7.6 Special tests 14 8 Nameplate 15 Appendix A (informative) Figure 16 Typical structure of DC voltage measurement deviceForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 26217-2010 "DC voltage measurement device for high-voltage DC transmission systems", and is in line with GB/T 26217-2010 The main technical changes are as follows. --- Change "800kV" to "1100kV", and modify the second paragraph to "This standard applies to DC installed at ± 1100kV and below Voltage measuring device, typical arrangement is DC pole bus, double twelve pulsating converter valve group midpoint (if applicable) bus, neutral Busbar, ground electrode lead and bridge arm circuit of flexible DC transmission system. "(See Chapter 1, Chapter 1 of the.2010 edition); --- Deleted the terms "step response", "amplitude", "phase", "cutoff frequency", "IP code", "protection level" (see section Chapter 3); --- Change the "rated DC voltage" to "rated primary voltage" and modify the corresponding definition (see 3.8, 2.12 in.2010); --- Added the term "maximum continuous operating voltage" (see 3.9); --- Modify the chapter title "Ratings and performance requirements" to "Rated values" (see Chapter 5, Chapter 5 of the.2010 edition); --- Modify the "rated DC voltage" to "rated primary voltage" and increase the voltage value "1100" (see 5.1, 5.1 of the.2010 version); --- Revised "Nominal DC voltage value" to "Maximum continuous operating voltage" and modified the voltage value (see 5.2,.2010 version 5.2); --- Change the secondary output corresponding to the rated primary DC voltage to "2D41H" to "3A98H" (see 5.4,.2010 version 5.4); --- In Table 1, the "rated DC voltage" was changed to "the highest continuous operating voltage", and the corresponding voltage value was modified, adding "1100" and The corresponding withstand voltage value (see 5.5.1, 5.5.1 of the.2010 version); --- take the content of the standard accuracy level as "5.6 accuracy level of the entire voltage measurement device" (see 5.6, 5.6 of the.2010 version); --- Part of the "performance requirements" as the content of Chapter 5 (see 5.7 and 5.8, 5.6 of the.2010 version); --- "150 × 10-6" was modified to "250", and "(including gas density relay, pressure indicator and temperature indicator)" was deleted (see 6.1.1, 6.1.1 of the.2010 version); --- In Table 3, the value of "static load resistance of primary circuit terminals" is re-specified (see 6.1.1, 6.1.1 of.2010 version); --- Adjust the "6.8 nameplate" to "8 nameplate"; --- Removed "installation requirements" (see Chapter 7 of the.2010 edition); --- Re-specify the type test items (see 7.3,.2010 version 8.3); --- Change "-25 ℃ ~ 75 ℃" to "-40 ℃ ~ 85 ℃" (see 7.3.8, 8.3.7 of the.2010 version); --- "The measured DC voltage voltage division ratio should meet the requirements of accuracy level" is modified to "Measured DC voltage voltage division ratio and rated voltage division ratio The error should meet the requirements of 5.6. "(See 7.3.8, 8.3.7 of the.2010 edition); --- Use the response time content of "performance requirements" as the criterion for transient response tests (see 7.3.9,.2010 version 5.6); --- Use the frequency requirements of "performance requirements" as the criteria for frequency response tests (see 7.3.10, 5.6 of the.2010 version); --- Re-specify routine test items (see 7.4, 8.4 of the.2010 edition). This standard was proposed by the China Electrical Equipment Industry Association. This standard is under the jurisdiction of the National Technical Committee for Standardization of High Voltage DC Transmission Equipment (SAC/TC333). This standard was drafted. Xi'an Xidian Power System Co., Ltd., Xi'an High Voltage Apparatus Research Institute Co., Ltd., China Southern Power Grid Science Research Institute Co., Ltd., Nanjing Nanrui Jibao Electric Co., Ltd., China Electric Power Research Institute Co., Ltd. Wuhan Branch, Tsinghua University, Xi'an West Electric High Voltage Switch Co., Ltd., Xi'an West Electric Switch Electric Co., Ltd., Pinggao Group Co., Ltd., State Grid Anhui Electric Power Company Electric Power Research Institute, China Southern Power Grid Co., Ltd. EHV Transmission Company, Changzhou Borui Power Automation Equipment Co., Ltd. the company. The main drafters of this standard. Wang Weihua, Zhou Huigao, Fu Chuang, Luo Sunan, Yang Xiaohui, Xu Lei, Li Jingliang, Li Lu, Lei Peng, Qiu Jin, Ouyang Yong, Yang Zhongzhou, Wang Xiaomei, Yan Duifeng, Lin Lin, Li Binbin, Shi Yanhui, Yang Hongtao, and Ge Yun. The previous versions of the standards replaced by this standard are. --- GB/T 26217-2010. DC voltage measuring device of high-voltage DC transmission system1 ScopeThis standard specifies the normal and special use conditions of DC voltage measurement devices for DC power transmission of voltage levels of ± 1100kV and below, Ratings, design and construction, tests and nameplates, etc. This standard applies to DC voltage measurement devices installed at ± 1100kV and below.Typical layout locations are DC pole busbars, double ten Mid-point (if applicable) bus, neutral bus, ground lead, and flexible DC transmission system bridge arm circuit of two-pulsation converter valve group.2 Normative referencesThe following documents are essential for the application of this document. For dated references, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB/T 311.1-2012 Insulation coordination Part 1. Definitions, principles and rules GB/T 2424.25 Environmental testing for electric and electronic products-Part 3. Test guidelines-Earthquake test methods GB/T 2900.1 Basic terms of electrical terms GB/T 4208 enclosure protection grade (IP code) GB/T 7354 High Voltage Test Technology Partial Discharge Measurement GB/T 11022-2011 Common technical requirements for high-voltage switchgear and control equipment standards GB/T 16927.1 High voltage test technology-Part 1. General definition and test requirements GB/T 16927.2 High voltage test technology Part 2. Measurement system GB/T 20840.3-2013 Transformers Part 3. Supplementary technical requirements for electromagnetic voltage transformers GB/T 20840.5-2013 transformers Part 5. Supplementary technical requirements for capacitive voltage transformers GB/T 20840.7-2007 transformers Part 7. Electronic voltage transformers GB/T 20840.8-2007 Current transformers Part 8. Electronic current transformers GB/T 21429 Definition, test methods, acceptance criteria and design recommendations for hollow composite insulators for outdoor and indoor electrical equipment GB/T 22071.2-2017 Test Guide for Transformers Part 2. Electromagnetic Voltage Transformers GB/T 22079 General definitions, test methods and connection of indoor and outdoor polymer insulators for nominal voltages greater than 1000V Acceptance criteria GB/T 22707 Artificial pollution test for high-voltage insulators for DC systems GB/T 23752 Pressurized and non-pressurized hollow porcelain and glass insulators for electrical equipment with a rated voltage higher than 1000V GB 50150-2016 electrical equipment installation engineering electrical equipment handover test standard3 terms and definitionsDefined in GB/T 20840.7-2007, GB/T 20840.8-2007, GB/T 16927.2 and GB/T 2900.1 and the following terms And definitions apply to this document. For ease of use, the following lists some of the terms and definitions in GB/T 20840.7-2007. 3.1 DC voltage divider Conversion device composed of high-pressure arm and low-pressure arm. The input voltage is applied to the entire device, and the output voltage is taken from the low-voltage arm. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 26217-2019_English be delivered?Answer: Upon your order, we will start to translate GB/T 26217-2019_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 26217-2019_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 26217-2019_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. 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