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GB/T 12970.2-2009 English PDF

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GB/T 12970.2-2009: Flexible copper stranded conductors for electrical purposes -- Part 2: Flexible copper stranded conductors
Status: Valid

GB/T 12970.2: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 12970.2-2009English209 Add to Cart 3 days [Need to translate] Flexible copper stranded conductors for electrical purposes -- Part 2: Flexible copper stranded conductors Valid GB/T 12970.2-2009
GB/T 12970.2-1991English239 Add to Cart 2 days [Need to translate] Flexible copper stranded conductors for electrical purposes--Part 2: Flexible copper stranded conductors Obsolete GB/T 12970.2-1991

PDF similar to GB/T 12970.2-2009


Standard similar to GB/T 12970.2-2009

GB/T 4910   GB/T 5585.1   GB/T 5585.2   GB/T 12971.1   GB/T 12970.4   GB/T 12970.1   

Basic data

Standard ID GB/T 12970.2-2009 (GB/T12970.2-2009)
Description (Translated English) Flexible copper stranded conductors for electrical purposes -- Part 2: Flexible copper stranded conductors
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard K11
Classification of International Standard 29.060.10
Word Count Estimation 9,913
Date of Issue 2009-03-19
Date of Implementation 2009-12-01
Older Standard (superseded by this standard) GB/T 12970.2-1991
Quoted Standard GB/T 3048.4-2007; GB/T 3953-2009; GB/T 4909.2-2009; GB/T 4909.3-2009; GB/T 4910-2009; GB/T 12970.1-2009
Regulation (derived from) Announcement of Newly Approved National Standards No. 3, 2009 (No. 143 overall)
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 soft copper wire model specifications, technical requirements and testing. This section applies to electrical equipment and electrical and electronic wiring or components with a soft copper wire. This part should GB/T 12970. 1-2009 together.

GB/T 12970.2-2009: Flexible copper stranded conductors for electrical purposes -- Part 2: Flexible copper stranded conductors


---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.
Flexible copper stranded conductors for electrical purposes Part 2. Flexible copper stranded conductors ICS 29.060.10 K11 National Standards of People's Republic of China Replacing GB/T 12970.2-1991 Electrical soft copper wire Part 2. soft copper wire Posted 2009-03-19 2009-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 12970 "Electrical soft copper stranded" is divided into four parts. --- Part 1. General requirements; --- Part 2. soft copper wire; --- Part 3. Flexible copper antenna; --- Part 4. Copper wire brush. This section GB/T 12970 Part 2. This Part replaces GB/T 12970.2-1991 "soft copper stranded Electrical Part 2. soft copper wire." This section compared with the GB/T 12970.2-1991 The main changes are as follows. --- Added singlet elongation requirements (edition 4.5); --- Increasing the test surface quality inspection requirements (5 edition). This part is proposed by the China Electrical Equipment Industrial Association. This part of the National Standardization Technical Committee Wire and Cable (SAC/TC213) centralized. This part of the unit responsible for drafting. Shanghai Electric Cable Research Institute. Participated in the drafting of this section. Shenzhen, China Cable Co., Ltd., Shanghai copper metal braid copper plant Jiang Su Jiangrun Copper Co. the company. The main drafters of this section. Liu Bin, party Peng, Zhang Peng, Chenya Fu, Liu Liming. This part of the standard replaces the previous editions are. --- GB/T 12970.2-1991. Electrical soft copper wire Part 2. soft copper wire

1 Scope

GB/T 12970 provisions of this part of the soft copper wire model specifications, technical requirements and testing. This section applies to electrical equipment and soft copper stranded electrical and electronic components or wiring used. This section should be used in conjunction with the GB/T 12970.1-2009.

2 Normative references

The following documents contain provisions which, through reference GB/T 12970 in this section constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB/T 3048.4-2007 electrical wire and cable performance test methods - Part 4. Conductor DC resistance test GB/T 3953-2009 electrician round copper wire GB/T 4909.2-2009 Test methods for bare wires - Part 2. Measure GB/T 4909.3-2009 Test methods for bare wires - Part 3. Tensile Test GB/T 4910-2009 tinned round copper wire GB/T 12970.1-2009 Electrical soft copper wire - Part 1. General requirements

3 models and specifications

Soft copper wire models, as shown in Table 1. Table 1 soft copper wire model specifications Model Name Nominal cross-sectional area mm2 TJR1 1 soft copper wire of 0.10 to 1000 Type TJR2 2 soft copper wire of 2.5 to 63 TJR3 3 soft copper wire of 0.025 to 500 TJRX1 1 type Tinned copper wire 0.1 to 2.5 Type TJRX2 2 tinned copper wire of 2.5 to 63 TJRX3 3 type Tinned copper wire of 0.025 to 500 4. Technical Requirements 4.1 Structure 4.1.1 TJR1 and TJRX1 soft copper wire should be structured in accordance with Table 2. 4.1.2 TJR2 and TJRX2 soft copper wire should be structured in accordance with Table 3. 4.1.3 TJR3 and TJRX3 soft copper wire should be structured in accordance with Table 4. Table 4.1.4 specification brackets for specifications is not recommended and should be avoided.

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