JB/T 6758.4-2007 PDF EnglishUS$90.00 · In stock · Download in 9 seconds
JB/T 6758.4-2007: Continuously transposed conductors. Part 4: Heat resistant continuously transposed conductors of enamelled copper wires Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Obsolete
Similar standardsJB/T 6758.4-2007: Continuously transposed conductors. Part 4: Heat resistant continuously transposed conductors of enamelled copper wires---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/JBT6758.4-2007 JB MECHANICAL INDUSTRY STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 29.060.01 K 12 Record No.. 20371-2007 Continuously Transposed Conductors – Part 4. Heat Resistant Continuously Transposed Conductors of Enamelled Copper Wires Issued on: MARCH 8, 2007 Implemented on: SEPTEMBER 1, 2007 Issued by. National Development and Reform Commission of PRC 3. No action is required - Full-copy of this standard will be automatically & immediately delivered to your EMAIL address in 0~60 minutes. Table of ContentsForeword ... 3 1 Scope ... 4 2 Normative References ... 4 3 Terms and Definitions, Code and Product Presentation ... 4 4 Models ... 5 5 Specifications ... 5 6 Technical Requirements, Test Method and Inspection Rules ... 6 6.1 Size ... 6 6.2 Material heat resistance and product structure ... 6 6.3 Technical requirements and test methods ... 6 6.4 Inspection rules ... 7ForewordJB/T 6758 Continuously Transposed Conductor are totally divided into the following 4 parts. --- Part 1. General Requirements; --- Part 2. Paper-Insulated Continuously Transposed Conductors of Polyvinyl Acetal Enamelled Copper Wires; --- Part 3. Less Paper Insulated Netting-Typed Continuously Transposed Conductors of Polyvinyl Acetal Enamelled Copper Wires; --- Part 4. Heat Resistant Continuously Transposed Conductors of Enamelled Copper Wires. This Part belongs to Part 4 of JB/T 6758. This Part was proposed by China Machinery Industry Federation. This Part shall be under the jurisdiction of National Technical Committee for Standardization of Wire and Cable (SAC/TC 213). Drafting organizations of this Part. Shanghai Electric Cable Research Institute. Participating drafting organizations of this Part. Wuxi Huanyu Magnet Wire Co., Ltd., Shanghai Yanghang Copper Material Co., Ltd., Tianjin Nexans Electromagnetic Cable Co., Ltd., Shenyang Hongyuan Magnet Wire Co., Ltd., and Invex Insulated Conductor (Baoying) Co. Ltd. Chief drafting staffs of this Part. Feng Feiya, Zhang Xiaobo, Yuan Weiguo, Yang Xuqing, Ye Bin, and Zhang Jingping. This Part was first-time published. Continuously Transposed Conductors – Part 4. Heat Resistant Continuously Transposed Conductors of Enamelled Copper Wires1 ScopeThis Part of JB/T 6758 specifies the general requirements for heat resistant continuously transposed conductors of enamelled copper wires. Such as polyester fiber non-woven fabric strip insulated Grade-155 modified polyester continuously transposed conductors of enamelled copper wire (referred to as non-woven fabric continuously transposed conductor); aromatic polyamide paper-insulated Grade-180 polyester imide or Grade-200 polyester imide/polyamideimide composite continuously transposed conductor of enamelled copper wire and semi-hard conductor (referred to as aromatic polyamide continuously transposed conductor), etc. Enamelled rectangular copper wire copper conductor can be either ordinary soft copper wire or semi-hard copper wire. This Part shall be used in conjunction with JB/T 6758.1-2007.2 Normative ReferencesThe provisions in following documents become the provisions of this Part through reference in this Part of JB/T 6758. For dated references, the subsequent amendments (excluding corrigendum) or revisions do not apply to this Standard, however, parties who reach an agreement based on this Standard are encouraged to study if the latest versions of these documents are applicable. For undated references, the latest edition of the referenced document applies. GB/T 4074.2 Test Methods for Winding Wires – Part 2. Determination of Dimensions (GB/T 4074.2-1999, idt IEC 60851-2.1996) JB/T 6758.1-2007 Continuously Transposed Conductors – Part 1. General Requirements JB/T 6758.2-2007 Continuously Transposed Conductors – Part 2. Paper-Insulated Continuously Transposed Conductors of Polyvinyl Acetal Enamelled Copper Wires3 Terms and Definitions, Code and Product--- Edge b is (4.00~12.00) mm; --- b/a = 2~6.5.6 Technical Requirements, Test Method andInspection Rules 6.1 Size The maximum shape size shall be no larger than the values calculated as per Formula (4) and Formula (5) in 4.4 of JB/T 6758.1-2007. --- k1 = 1; --- k2 = 1; --- Δmax is maximum thickness of lapping insulated layer; its value and deviation can refer to Table 1 in JB/T6758.1-2007 or determined through the negotiation between the supplier and the purchaser; --- Kh can refer to Table 2 in JB/T 6758.2-2007; --- Kw = 0.15 mm; --- when W2max and H2max are within the specified range, Δmax is allowed to be out of tolerance. 6.2 Material heat resistance and product structure The heat resistance of enamelled rectangular wire and lapping insulated paper shall be at least no less than the use requirements for heat resistance of continuously transposed conductor; when the contract is signed, the supplier and purchaser shall agree at the types of enamelled rectangular wire and insulated paper. Insulation tape width, lapping pitch, lapping mode shall conform to the provisions of Clause 4 in JB/T 6758.1-2007; or determined through the negotiation between the supplier and the purchaser. 6.3 Technical requirements and test methods The technical requirements and test methods shall conform to the provisions of Table 2. ......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 JB/T 6758.4-2007 be delivered?Answer: The full copy PDF of English version of JB/T 6758.4-2007 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 JB/T 6758.4-2007_English with my colleagues?Answer: Yes. 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