JB/T 9612.3-2013Shaped copper and copper alloy bus bars for electrical purposes - Part 3: Heptagonal bus bars (English PDF)
电工用异形铜及铜合金排 第3部分：七边形排
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 31, 2013
Implementation date
July 1, 2014
Scope
JB/T 9612.3-2013 is the English-translated version of 电工用异形铜及铜合金排 第3部分：七边形排.
JB/T 9612.3-2013 is Part 3 of the recommended Chinese machinery industry standard on shaped copper and copper alloy bus bars for electrical purposes, and its subject is the heptagonal bar.
The text fixes models, shapes and sizes, product designation, technical requirements, inspection rules and delivery requirements. Heptagonal bars used for the pole windings of large hydro-generators are what it addresses.
It quotes GB/T 3048.2-2007, GB/T 4909.2-2009, GB/T 4909.3-2009, GB/T 4909.6-2009 and JB/T 9612.1-2013. The part replaces JB/T 9612.3-1999 and carries the Chinese classification K11 and the international classification 29.060.10.
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Document preview — JB/T 9612.3-2013
National Standard of the People's Republic of China
- ICS
- 29.060.10
- Replacing
- JB/T 9612.3-1999
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- Foreword
- Scope
- Normative references
- About this standard
- Related standards
- Classification and status
1 Foreword
JB/T 9612.3-2013 was issued by MIIT on 31 December 2013 and has been in force since 1 July 2014.
It replaces the earlier edition JB/T 9612.3-1999.
It is one of 9 parts of the JB/T 9612 series.
2 Scope
This standard is Part 3 of the recommended Chinese machinery industry standard on shaped copper and copper alloy bus bars for electrical purposes, and its subject is the heptagonal bar. The text fixes models, shapes and sizes, product designation, technical requirements, inspection rules and delivery requirements. Heptagonal bars used for the pole windings of large hydro-generators are what it addresses. It quotes GB/T 3048.2-2007, GB/T 4909.2-2009, GB/T 4909.3-2009, GB/T 4909.6-2009 and JB/T 9612.1-2013. The part replaces JB/T 9612.3-1999 and carries the Chinese classification K11 and the international classification 29.060.10.
3 Normative references
JB/T 9612.3-2013 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 3048.2-2007 — Test methods for electrical properties of electric cables and wires -- Part 2: Test of electrical resistivity of metallic materials
GB/T 4909.2-2009 — Test methods for bare wires - Part 2: Measurement of dimensions
GB/T 4909.3-2009 — Test methods for bare wires - Part 3: Tensile test
GB/T 4909.6-2009 — Test methods for bare wires - Part 6: Bend test - Single bend test
JB/T 9612.1-2013 — Shaped copper and copper alloy bus bars for electrical purposes - Part 1: General requirements
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other parts of this standard:
JB/T 9612.1-1999 — busbars for electrical purposes - Part 1: General
JB/T 9612.1-2013 — Part 1: General requirements
JB/T 9612.2-1999 — busbars for electrical purposes - Part 2: Trapezoidal busbars
JB/T 9612.2-2013 — Part 2: Trapezium bus bars
JB/T 9612.4-1999 — busbars for electrical purposes - Part 4: Concave busbars
JB/T 9612.4-2013 — Part 4: Concave bus bars
JB/T 9612.5-1999 — busbars for electrical purposes - Part 5: Dumbbell busbars
JB/T 9612.5-2013 — Part 5: Dumbbell shape bus bars
Other editions:
JB/T 9612.3-1999 (earlier edition)
6 Classification and status
International classification (ICS): 29.060.10
Prefix JB/T: recommended standard.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 3048.2-2007Test methods for electrical properties of electric cables and wires -- Part 2: Test of electrical resistivity of metallic materials
- GB/T 4909.2-2009Test methods for bare wires - Part 2: Measurement of dimensions
- GB/T 4909.3-2009Test methods for bare wires - Part 3: Tensile test
- GB/T 4909.6-2009Test methods for bare wires - Part 6: Bend test - Single bend test
- JB/T 9612.1-2013Shaped copper and copper alloy bus bars for electrical purposes - Part 1: General requirements
Similar standards
Editions of JB/T 9612.3
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 9612.3-2013 | Shaped copper and copper alloy bus bars for electrical purposes - Part 3: Heptagonal bus bars | current edition | Current |
| JB/T 9612.3-1999 | Shaped copper and copper alloy bus bars for electrical purposes - Part 3: Heptagonal bus bars | previous edition | Superseded |
This page sells the current edition, JB/T 9612.3-2013. Earlier editions are listed for reference only.
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Related Standards
GB/T 3048.2-2007 — Test methods for electrical properties of electric cables and wires -- Part 2: Test of electrical resistivity of metallic materials
GB/T 4909.2-2009 — Test methods for bare wires - Part 2: Measurement of dimensions
GB/T 4909.3-2009 — Test methods for bare wires - Part 3: Tensile test
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JB/T 9612.3-2013
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