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GB/T 30551-2014: Thermal-resistant aluminium alloy wire for overhead line conductor
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 30551-2014 | English | 274 |
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Thermal-resistant aluminium alloy wire for overhead line conductor
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GB/T 30551-2014
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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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