GB/T 30551-2014 English PDF

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GB/T 30551-2014: Thermal-resistant aluminium alloy wire for overhead line conductor
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 30551-2014	274	Add to Cart	3 days	Thermal-resistant aluminium alloy wire for overhead line conductor	Valid

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Basic data

Standard ID: GB/T 30551-2014 (GB/T30551-2014)
Description (Translated English): Thermal-resistant aluminium alloy wire for overhead line conductor
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: K11
Classification of International Standard: 29.060.10
Word Count Estimation: 14,144
Date of Issue: 5/6/2014
Date of Implementation: 10/28/2014
Quoted Standard: GB/T 17048-2009; GB/T 23308-2009; IEC 60468-1974
Adopted Standard: IEC 62004-2007, IDT
Regulation (derived from): National Standards Bulletin No. 9 2014
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This Standard specifies the mechanical properties, electrical properties and heat resistance, heat-resistant aluminum alloy wire diameter range of commercial applications. This Standard applies to overhead transmission lines with heat-resistant aluminum s

GB/T 30551-2014: Thermal-resistant aluminium alloy wire for overhead line conductor

---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.
Thermal-resistant aluminium alloy wire for overhead line conductor ICS 29.060.10 K11 National Standards of People's Republic of China Overhead wire with heat-resistant aluminum alloy wire (IEC 62004.2007, IDT) Issued on. 2014-05-06 2014-10-28 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 Model 1 Numerical resistant aluminum alloy wire 5 2 6 2 Technical Requirements 7 Inspection 5 Acceptance or rejection 7 8 Heat resistance Annex A (informative) aluminum alloy wire 8 Appendix NA (informative) This standard specifies the product model and IEC 62004.2007 compliant products corresponding to the case of 10 models

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard uses the translation method identical with IEC 62004.2007 "overhead wire with heat-resistant aluminum alloy wire." Correspondence between the consistency of the standards of international documents and normative references of the following documents. --- GB/T 3048.2-2007 electrical wire and cable performance test methods - Part 2. Test metallic conductor resistivity (IEC 60468. 1974, MOD). For ease of use, this standard made the following editorial changes. --- Modify the model representation of the heat-resistant aluminum alloy wire, expressed in Pinyin naming method, in order to be consistent with the existing standard series (See Section 3.2, Chapter 4, Chapter 5, Section 6 and Appendix A); --- Added Appendix NA "This standard specifies the product model and IEC 62004.2007 corresponding to the specified product model case" (see Appendix NA). The standard proposed by China Electrical Equipment Industrial Association. The standard bare wire by the National Standardization Technical Committee (SAC/TC422) centralized. This standard is drafted by. Shanghai Electric Cable Research Institute. Participated in the drafting of this standard. Shanghai transit aluminum Ltd., Hangzhou Cable Co., Aerospace Electrical Technology Co., Ltd. Green Island Hanlan Co., Ltd., Guangdong Power Research Institute, Zhengzhou Cable Co., Ltd., Far East Cable Co., Ltd., TBEA Xinjiang cable plant, Henan Branch letter Cable Co., Ltd. The main drafters of this standard. Lu Sheng Ye dominion, especially Wei Ren, Hu Jianming, segments, Zeng Wei, Zhao new hospital, Peng Xiangyang, Maoxian Yin, Wei Qiang Kai, Luo Jun, Xu Jing, Zhao Shilin. Overhead wire with heat-resistant aluminum alloy wire

1 Scope

This standard specifies the mechanical properties, electrical properties and heat resistance, heat-resistant aluminum alloy wire diameter range of commercial applications. This standard applies to overhead transmission with heat-resistant aluminum alloy wire strands.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 17048-2009 overhead wire with a hard aluminum (IEC 60889. 1987, IDT) GB/T 23308-2009 overhead stranded aluminum - magnesium - silicon alloy round wire (IEC 60104. 1987, IDT) IEC 60468. 1974 Test method of resistivity of metallic materials (Methodofmeasurementofresistivityofmetalic materials)

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Diameter diameter Measure twice in the direction of the same section and perpendicular to each other, taking the average of two measurements. Note. For non-circular cross-section of the line, with the application of circular cross-section as the wire diameter equivalent diameter. 3.2 Type type Heat-resistant aluminum alloy wire is defined as. "NRLH1" "NRLH2" "NRLH3" "NRLH4". 3.3 Heat-resistant aluminum alloy wire thermal-resistantaluminiumaloywire All types of aluminum - zirconium alloy wire, the operating temperature is higher than the traditional GB/T 23308-2009 listed in aluminum - magnesium - silicon alloy Overhead wire line and GB/T 17048-2009 listed in hard aluminum. Aluminum - zirconium alloy wire allows the operating temperature shown in Table 1.

4 Model

This standard contains the following line. --- The maximum permissible continuous operating temperature of 150 ℃ heat-resistant aluminum alloy wire, model NRLH1; --- The maximum permissible continuous operating temperature of high-strength heat-resistant aluminum alloy wire 150 ℃, model NRLH2; --- Maximum permissible continuous operating temperature of 210 ℃ ultra-resistant aluminum alloy wire, model NRLH3; --- The maximum permissible continuous operating temperature of 230 ℃ special heat-resistant aluminum alloy wire, model NRLH4. ......

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