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GB/T 4074.2-2024: Test methods of winding wires - Part 2: Determination of dimensions Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid GB/T 4074.2: Historical versions
Similar standardsGB/T 4074.2-2024: Test methods of winding wires - Part 2: Determination of dimensions---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT4074.2-2024GB NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA ICS 29.060.10 CCS K 12 GB/T 4074.2-2024 / IEC 60851-2.2019 Replacing GB/T 4074.2-2008 Test methods of winding wires - Part 2.Determination of dimensions (IEC 60851-2.2019, Winding wires - Test methods - Part 2.Determination of dimensions, IDT) Issued on: APRIL 25, 2024 Implemented on: NOVEMBER 1, 2024 Issued by. State Administration for Market Regulation; Standardization Administration of PRC. Table of ContentsForeword... 3 Introduction... 5 1 Scope... 6 2 Normative references... 6 3 Terms and definitions... 6 4 Test method 4.Determination of dimensions... 7 4.1 Measuring tools... 7 4.2 Test procedure... 8 Appendix A (Informative) Comparison table and calculation formula for measuring force and measuring pressure... 12ForewordThis document was drafted in accordance with the provisions of GB/T 1.1-2020 Directives for standardization - Part 1.Rules for the structure and drafting of standardizing documents. This document is part 2 of GB/T 4074 Test methods of winding wires. GB/T 4074 has been published in the following parts. -- Part 1.General; -- Part 2.Determination of dimensions; -- Part 3.Mechanical properties; -- Part 4.Chemical properties; -- Part 5.Electrical properties; -- Part 6.Thermal properties; -- Part 7.Test procedure for the determination of the temperature index of enamelled winding wires; -- Part 8.Test procedure for the determination of the temperature index of enamelled winding wires - Quick-Test method; -- Part 21.Electrical endurance under high frequency voltage impulses. This document replaces GB/T 4074.2-2008 Winding wires - Test methods - Part 2. Determination of dimensions. Compared with GB/T 4074.2-2008, in addition to structural adjustments and editorial changes, the main technical changes are as follows. -- The measuring force range of film tape wrapped round wire is changed (see Table 1b; see Table 1b of the 2008 edition); -- The measuring pressure range for measuring paper covered wire dimensions is changed (see Table 1c; see Table 1b of the 2008 edition); -- The measurement quantity of conductor out-of-roundness is changed (see 4.2.2; see 3.2.2 of the 2008 edition); -- An overview of the insulation thickness test is added (see 4.2.4.1); -- The test procedure for the thickness of the bonding layer of enamelled rectangular wire is added (see 4.2.7). Test methods of winding wires - Part 2.Determination of dimensions1 ScopeThis document describes the following test methods for winding wires. -- Test method 4.Determination of dimensions. For terms, definitions, general principles of test methods and a catalogue of winding wire test methods, see IEC 60851-1.2 Normative referencesThe provisions of the following documents constitute the essential clauses of this document through normative references in this text. Among them, for referenced documents with dates, only the versions corresponding to the dates are applicable to this document; for referenced documents without dates, the latest versions (including all amendments) are applicable to this document. GB/T 4074.5-2024 Test methods of winding wires - Part 5.Electrical properties (IEC 60851-5.2019, IDT) NOTE. There is no technical difference between the contents cited from GB/T 4074.5-2024 and those cited from IEC 60851-5.2008. IEC 60851-1 Winding Wires - Test Methods - Part 1.General NOTE. GB/T 4074.1-2024 Test methods of winding wires - Part 1.General (IEC 60851-1.2021, IDT)3 Terms and definitionsThere are no terms or definitions that require definition in this document. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of English version of GB/T 4074.2-2024 be delivered?Answer: The full copy PDF of English version of GB/T 4074.2-2024 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice.Question 2: Can I share the purchased PDF of GB/T 4074.2-2024_English with my colleagues?Answer: Yes. 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