JB/T 6453-2011Series DW914B air circuit breaker in ships (English PDF)
DW914B系列船用万能式空气断路器
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 20, 2011
Implementation date
April 1, 2012
Scope
JB/T 6453-2011 is the English-translated version of DW914B系列船用万能式空气断路器.
JB/T 6453-2011 is a recommended Chinese machinery industry standard covering the DW914B series of marine universal air circuit breakers. It sets the normal working and installation conditions, the structural requirements, the performance requirements, the testing, and the provisions for packaging, transport and storage.
The breakers it applies to are those of the DW914B series rated at 6300 A and below, with a maximum working voltage of AC 690 V at a rated frequency of 50 Hz or 60 Hz and DC 440 V and below.
It replaces JB/T 6453-1992 and carries the Chinese classification K30 and ICS 29.130.20. Among the standards it quotes are GB/T 2423.1-2008, GB/T 17626.2-2006 and GB 14048.2-2008.
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Document preview — JB/T 6453-2011
National Standard of the People's Republic of China
- ICS
- 29.130.20
- Replacing
- JB/T 6453-1992
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
1 Foreword
JB/T 6453-2011 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 20 December 2011 and has been in force since 1 April 2012.
It replaces the earlier edition JB/T 6453-1992.
2 Scope
This standard is a recommended Chinese machinery industry standard covering the DW914B series of marine universal air circuit breakers. It sets the normal working and installation conditions, the structural requirements, the performance requirements, the testing, and the provisions for packaging, transport and storage. The breakers it applies to are those of the DW914B series rated at 6300 A and below, with a maximum working voltage of AC 690 V at a rated frequency of 50 Hz or 60 Hz and DC 440 V and below. It replaces JB/T 6453-1992 and carries the Chinese classification K30 and ICS 29.130.20. Among the standards it quotes are GB/T 2423.1-2008, GB/T 17626.2-2006 and GB 14048.2-2008.
3 Normative references
JB/T 6453-2011 cites a number of standards, which apply in full or in part through the references made to them in its clauses. Those listed below are the ones the catalogue record shows; the record cuts the list short, so it may not be complete.
GB/T 2423.1-2008 — Environmental testing for electric and electronic products - Part 2: Test methods - Tests A: Cold
GB/T 2423.2-2008 — Environmental testing for electric and electronic products - Part 2: Test methods - Tests B: Dry heat
GB/T 2423.4-2008 — Environmental testing for electric and electronic products - Part 2: Test method - Test Db: Damp heat, cyclic (12 h + 12 h cycle)
GB/T 2423.16-2008
GB/T 2423.17-2008
GB/T 2900.1
GB/T 2900.18
GB/T 3783-2008
GB/T 4026-2004
GB/T 4205-2003
GB/T 6113.201-2008
GB/T 6113.203-2008
GB/T 7061-2003
GB 14048.1-2006
GB 14048.2-2008
GB 14048.3-2008
GB/T 17626.2-2006
GB/T 17626.3-2006
GB/T 17626.4-2008
GB/T 17626.5-2008
GB/T 17626.6-2008
GB/T 17626.16-2007 — Electromagnetic compatibility -- Testing and measurement techniques -- Test for immunity to conducted, common mode disturbances in the frequency range 0 Hz to 150 kHz
JB/T 5796-2007 — Low-voltage air circuit-breakers for ships
4 About this standard
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
English translation: about 25 pages
5 Related standards
Other editions:
JB/T 6453-1992 (earlier edition)
6 Classification and status
International classification (ICS): 29.130.20
Chinese Standard Classification (CCS): K 30
Prefix JB/T: recommended standard.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 25 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 2423.1-2008Environmental testing for electric and electronic products - Part 2: Test methods - Tests A: Cold
- GB/T 2423.2-2008Environmental testing for electric and electronic products - Part 2: Test methods - Tests B: Dry heat
- GB/T 2423.4-2008Environmental testing for electric and electronic products - Part 2: Test method - Test Db: Damp heat, cyclic (12 h + 12 h cycle)
- GB/T 2423.16-2008Environmental testing - Part 2: Test methods - Test J and guidance: Mould growth
- GB/T 2423.17-2008Environmental testing - Part 2: Test methods - Test Ka: Salt mist
- GB/T 2900.1Electrotechnical terminology - Fundamental terms
Similar standards
Editions of JB/T 6453
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 6453-2011 | Series DW914B air circuit breaker in ships | current edition | Current |
| JB/T 6453-1992 | Series DW914B air circuit breaker in ships | previous edition | Superseded |
This page sells the current edition, JB/T 6453-2011. Earlier editions are listed for reference only.
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Related Standards
GB 14048.1-2006 — Low-voltage switchgear and controlgear - Part 1: General rules
GB/T 17626.16-2007 — Electromagnetic compatibility -- Testing and measurement techniques -- Test for immunity to conducted, common mode disturbances in the frequency range 0 Hz to 150 kHz
GB/T 17626.2-2006 — Electromagnetic compatibility (EMC) - Testing and measurement techniques - Electrostatic discharge immunity test
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