JB/T 8949.2-2013General Purpose Rectifier Diodes - Part 2: Disc Devices (English PDF)
普通整流管 第2部分：平板形器件
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
April 25, 2013
Implementation date
September 1, 2013
Scope
JB/T 8949.2-2013 is the English-translated version of 普通整流管 第2部分：平板形器件.
General purpose rectifier diodes in disc form are the subject of JB/T 8949.2-2013, the second part of a recommended Chinese machinery industry series.
It fixes the models and the dimensions of flat, disc-shaped rectifier diodes whose case-rated average forward current runs from 200 A to 6000 A. Ratings and characteristics, inspection rules and quality classification are stated for these devices, and labelling and packaging are dealt with as well.
Among the standards it quotes are GB/T 4023, GB/T 4937-1995, JB/T 2423, JB/T 4277 and JB/T 7624-2013. It replaces JB/T 8949.2-1999. Chinese classification K46, international classification 31.080.10.
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Document preview — JB/T 8949.2-2013
National Standard of the People's Republic of China
- ICS
- 31.080.10
- Replacing
- JB/T 8949.2-1999
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 1 Scope
- 2 Normative references
1 Foreword
JB/T 8949.2-2013 was issued by MIIT on 25 April 2013 and has been in force since 1 September 2013.
It replaces the earlier edition JB/T 8949.2-1999.
It is one of 3 parts of the JB/T 8949 series.
2 Scope
General purpose rectifier diodes in disc form are the subject of JB/T 8949.2-2013, the second part of a recommended Chinese machinery industry series. It fixes the models and the dimensions of flat, disc-shaped rectifier diodes whose case-rated average forward current runs from 200 A to 6000 A. Ratings and characteristics, inspection rules and quality classification are stated for these devices, and labelling and packaging are dealt with as well. Among the standards it quotes are GB/T 4023, GB/T 4937-1995, JB/T 2423, JB/T 4277 and JB/T 7624-2013. It replaces JB/T 8949.2-1999. Chinese classification K46, international classification 31.080.10.
3 Normative references
JB/T 8949.2-2013 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 4023
GB/T 4937-1995
JB/T 2423
JB/T 4277
JB/T 7624-2013 — Test methods for rectifier diodes
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other parts of this standard:
JB/T 8949.1-1999 — General purpose rectifier diodes for currents below 100 A
JB/T 8949.1-2013 — Part 1: Stud Devices
Other editions:
JB/T 8949.2-1999 (earlier edition)
6 Classification and status
International classification (ICS): 31.080.10
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
Similar standards
Editions of JB/T 8949.2
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 8949.2-2013 | General Purpose Rectifier Diodes - Part 2: Disc Devices | current edition | Current |
| JB/T 8949.2-1999 | General Purpose Rectifier Diodes - Part 2: Disc Devices | previous edition | Superseded |
This page sells the current edition, JB/T 8949.2-2013. Earlier editions are listed for reference only.
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Related Standards
GB/T 4023.1-2026 — Discrete semiconductor devices - Part 1: Sectional specification
GB/T 4023.2-2026 — Discrete semiconductor devices - Part 2: Rectifier diodes
GB/T 4023-2015 — Discrete semiconductor devices - Part 1: Sectional specification
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