GB/T 13539.6-2024 English PDFUS$674.00 · In stock
Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 13539.6-2024: Low-voltage fuses - Part 6: Supplementary requirements for fuses-links for the protection of solar photovoltaic energy systems Status: Valid GB/T 13539.6: Historical versions
Basic dataStandard ID: GB/T 13539.6-2024 (GB/T13539.6-2024)Description (Translated English): Low-voltage fuses - Part 6: Supplementary requirements for fuses-links for the protection of solar photovoltaic energy systems Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: K31 Classification of International Standard: 29.120.50 Word Count Estimation: 34,333 Date of Issue: 2024-04-25 Date of Implementation: 2024-11-01 Older Standard (superseded by this standard): GB/T 13539.6-2013 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 13539.6-2024: Low-voltage fuses - Part 6: Supplementary requirements for fuses-links for the protection of solar photovoltaic energy systems---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 29:120:50 CCSK31 National Standards of People's Republic of China Replaces GB/T 13539:6-2013 Low voltage fuses Part 6: Solar photovoltaic systems Supplementary requirements for protective fuse-links (IEC 60269-6:2021, IDT) Released on 2024-04-25 2024-11-01 Implementation State Administration for Market Regulation The National Standardization Administration issued Table of ContentsPreface III Introduction V 1 General Principles 1 2 Terms and definitions 2 3 Normal working conditions 4 4 Classification 5 5 Fuse characteristics 5 6 Logo 6 7 Standard conditions for design 7 8 Experiment 7 Appendix AA (Normative) Examples of Standardized Fuse Links for Solar Photovoltaic System Protection13 Appendix BB (Informative) Application Guide for Photovoltaic Fuse Protection of Photovoltaic Strings and Photovoltaic Arrays 22 Reference 23ForewordThis 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: This document is Part 6 of GB/T 13539: GB/T 13539 "Low Voltage Fuse" has published the following parts: --- Part 1: Basic requirements; --- Part 2: Supplementary requirements for fuses used by professional personnel (fuses mainly used in industry) Standardized fuse system Examples A to K; --- Part 3: Supplementary requirements for fuses for use by unskilled persons (fuses primarily intended for household and similar purposes) Standardization Fuse system examples A to F; --- Part 4: Supplementary requirements for fuse links for protection of semiconductor equipment; --- Part 5: Application guide for low voltage fuses; --- Part 6: Supplementary requirements for fuses for protection of solar photovoltaic systems; --- Part 7: Supplementary requirements for fuses for protection of batteries and battery systems: This document replaces GB/T 13539:6-2013 "Low-voltage fuses Part 6: Supplementary fuses for protection of solar photovoltaic systems" Compared with GB/T 13539:6-2013, in addition to structural adjustments and editorial changes, the main technical changes are as follows: --- Changed the scope of this document (see 1:1, 1:1 of the:2013 edition); --- Added the terms "PV string fuse", "subarray, array or array field fuse", "functional ground fuse", "maximum overcurrent Rated value”, “short-circuit current of PV module”, “short-circuit current of array”, “short-circuit current of sub-array”, “maximum reverse current of array” (see 2:2:101:2~2:2:101:4, 2:2:103:2~2:2:103:6); --- The terms "photovoltaic cell", "photovoltaic module", "photovoltaic array", "photovoltaic assembly", "photovoltaic generator", "photovoltaic panel", "inverter" have been deleted: "Connection box", "PV array connection box", "PV generator connection box", "Load current", "Maximum power current", "Rated current" "Load voltage", "Maximum power voltage", "Maximum power voltage under standard working conditions", "Maximum power under standard test conditions" Voltage” “Rated voltage” (see 2:2:102, 2:2:103, 2:2:104:2~2:2:104:5, 2:2:105, 2:2:106, 2:2:106:1, 2:2:106:2, 2:2:109:1~2:2:109:3, 2:2:110:1~2:2:110:4, 2:2:110:7); --- Changed the agreed time and agreed current of "gPV" type fuse-links in Table 101 (see 5:6:2:2, 5:6:2:2 of the:2013 edition); --- Changed the verification of the agreed non-fusing current and the agreed fusing current (see 8:4:3:1, 8:4:3:1 of the:2013 edition); --- Changed the rated current verification (see 8:4:3:2, 8:4:3:2 of the:2013 edition); --- Changed the time constant of No:5 test (see 8:5:5, 8:5:5 of the:2013 edition); --- Changed the current error of the test cycle current in Figure 101 (see 8:11:2:5, 8:11:2:5 of the:2013 edition); --- Added E-type bolt-type contact fuse-link (PV-only) system (see AA:1, AA:6): --- Changed Figure AA:1 "Tolerances specified in the table for type A cylindrical cap fuse-links" (see AA:2, AA:2 of the:2013 edition); --- Added Figure AA:6 "Replacement of extended fuse handle with knife-type contacts" (see AA:5, AA:5 of the:2013 edition); --- Added Figure AA:7 "Extended fuse base with knife-type contacts" (see AA:5, AA:5 of the:2013 edition); This document is equivalent to IEC 60269-6:2021 "Low-voltage fuses Part 6: Supplementary fuses for protection of solar photovoltaic systems" Require": The following minimal editorial changes were made to this document: --- Corrected the IEC error and deleted the "8:11:2:4 Verification of acceptable thermal drift levels and at extreme temperatures" in Table 103 "Functional verification under extreme temperature conditions"; --- Corrected the error of IEC , and changed the "Note 2" of 8:4:3:1b) "The fuse-link can also operate within tc = 2h specified in Note 2 of Table 101" Corrected to “Footnote 1)”; --- Corrected the IEC error and deleted the last sentence in 8:4:3:2a) "The test"; ---Corrected the error of IEC , and corrected the special examples of fuse system in Appendix AA:1 General from "the following 4" to "the following 5"; the last item "Extended fuse-link system with bolt-type contacts (Figure AA:7)" is corrected to "E-type bolt-type contacts Fuse-link (PV-specific) system (Figure AA:8)”; --- Refer to Figure AA:1, add the index number description "S---Reference to the power dissipation test measurement" under Figure AA:2~Figure AA:8 Measure points”; --- Corrected the error of IEC , and corrected the rated current "(101-100)A" in Figure AA:3 to "(101-200)A"; --- Corrected the error of IEC , and corrected the supplementary tolerance of dimension "e3" in the table of Figure AA:4 to "20 5-2"; --- Added the missing X detail in Figure AA:5 (same as the X detail in Figure AA:4); --- Corrected the error of IEC and adjusted AA:6 to after Figure AA:7; --- Corrected the error of IEC , corrected "Figure 101" in footnote 3) of Figure AA:7 to "Figure AA:5" and deleted footnote 4); --- Corrected the error of IEC , and corrected the g1 min dimension "1:05" corresponding to size 3B in the table of Figure AA:8 to "10:5"; "e3 5-2(1)" is corrected to "e3 5-2", and Note 2 is added to indicate that the contact corners are rounded if necessary: 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 Electrical Equipment Industry Association: This document is under the jurisdiction of the National Technical Committee for Standardization of Fuse (SAC/TC340): This document was drafted by: Shanghai Electric Science Research Institute, Xi'an Zhongrong Electric Co:, Ltd:, Zhejiang Chint Electric Co:, Ltd:, Mersen Electrical Protection Systems (Shanghai) Co:, Ltd:, Cooper Xi'an Fuse Co:, Ltd:, Holiland (Xiamen) Circuit Protection Technology Co:, Ltd: Hangzhou Chaorong Technology Co:, Ltd:, Shenzhen Weikete Electronic Technology Co:, Ltd:, Zhejiang Jinlaile Electric Co:, Ltd:, Sanshi Electric Co:, Ltd: Company, Wenzhou Huajia Electric Co:, Ltd:, Hangzhou Braco Testing Technology Co:, Ltd:, Zhejiang Hecheng Intelligent Electric Co:, Ltd:, Xucheng Electronics (Shenzhen) Co:, Ltd: The main drafters of this document are: Yi Ying, Shi Xiaoguang, Fu Liang, Chen Song, Zhang Yi, Zhu Zejiang, Dai Chao, Hao Ming, Wu Hui, Zheng Julie, Huang Guangfa, Wei Dong, Huang Qianrui, Huang Qibo, Gu Meng, Bao Ge: This document was first published in:2013 and this is the first revision:IntroductionLow-voltage fuse is an electrical appliance that serves as a safety protection and is widely used in low-voltage power distribution systems, control systems and electrical equipment: GB/T 13539 "Low-voltage fuses" is an important series of standards guiding my country's low-voltage fuse products, and is intended to consist of 7 parts: --- Part 1: Basic requirements: The purpose is to specify the overall requirements for low-voltage fuses: --- Part 2: Supplementary requirements for fuses used by professional personnel (fuses mainly used in industry) Standardized fuse system Examples A to K: The purpose is to specify the characteristics and test requirements of fuses used by professional personnel: --- Part 3: Supplementary requirements for fuses for use by unskilled persons (fuses primarily intended for household and similar purposes) Standardization Fuse system examples A to F: The purpose is to specify the characteristics and test requirements of fuses for use by unskilled personnel: --- Part 4: Supplementary requirements for fuses used to protect semiconductor equipment: The purpose is to specify the fuses installed in equipment with semiconductor devices: Characteristics and test requirements of fuse links in equipment: --- Part 5: Low-voltage fuse application guide: The purpose is to guide the application of low-voltage fuses: --- Part 6: Supplementary requirements for fuses used to protect solar photovoltaic systems: The purpose is to specify the protection equipment for photovoltaic strings and Supplementary requirements for the characteristics and testing of fuses for photovoltaic sub-arrays: --- Part 7: Supplementary requirements for fuses for protection of batteries and battery systems: The purpose is to specify fuses for protection of battery energy systems: Supplementary requirements for characteristics and testing of fracture bodies: With the continuous development of new energy market and advanced technology, especially the development of photovoltaic power generation system towards higher voltage and larger scale, how to Correctly selecting fuses for photovoltaic systems for effective protection is a key point that users and manufacturers need to pay attention to: Compared with general fuses, they have different design concepts and technical requirements, and have many different electrical specifications and structural dimensions: The requirements in the process are relatively broad, so it is necessary to formulate corresponding specifications: Low Voltage Fuses Part 6 Supplementary requirements for fuses used in the protection of solar photovoltaic systems 1: General In addition to the provisions of IEC 60269-1, the following requirements are supplemented: Fuse links for protection of solar photovoltaic (PV) systems shall comply with the supplementary requirements specified below: If not otherwise specified below, they shall comply with IEC 60269-1 related requirements: NOTE: The abbreviation "PV (photovoltaic)" is used in this document: 1:1 Scope and Purpose The supplementary requirements of this document apply to fuses for protecting photovoltaic strings and photovoltaic sub-arrays in equipment: The fuses are suitable for nominal voltages up to Circuits with a DC voltage of 1500 V are also used for circuits with higher nominal voltages, if applicable: NOTE 1 This type of fuse is usually called a “PV fuse”: Note 2: In most cases, part of a combined device is used as a fuse base: Due to the diversity of equipment, it is difficult to make general provisions; whether the combined device The suitability of the fuse base should be determined by the user and the manufacturer: However, if an independent fuse base or fuse support is used, it should comply with Relevant requirements of the IEC 60269 series of standards: Note 3: PV fuses protect downstream inverter components (such as capacitors) or capacitor discharge feedback to the array or array wiring within their rated breaking capacity: The purpose of these additional requirements is to define the characteristics of PV fuse-links so that they can be replaced with other fuse-links having the same characteristics and of the same dimensions: Therefore, the following contents are specially specified in this document: a) The following characteristics of the fuse link: 1) Rated value; 2) Category of use; 3) Temperature rise during normal operation; 4) Power dissipation; 5) Time-current characteristics; 6) Breaking capacity; 7) Size or dimensions (if applicable): b) Type tests to verify the characteristics of fuse links: c) Fuse link marking: 1:2 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: Note: GB/T 321-2005 Priority numbers and priority number systems (ISO 3:1973, IDT): IEC 60269-1 Low-voltage fuses-Part 1: General requirements ments) Note: GB/T 13539:1-2015 Low-voltage fuses Part 1: Basic requirements (IEC 60269-1:2009, IDT): IEC 60269-2 Low-voltage fuses Part 2: Supplementary requirements for fuses for professional use (mainly for industrial use) ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 13539.6-2024_English be delivered?Answer: Upon your order, we will start to translate GB/T 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