GB 12476.9-2010
Electrical apparatus for use in the presence of combustible dust.Part 9:Test methods.Methods for determining the electrical resistivity of dust in layers (English Version)
- Standard No.
- GB 12476.9-2010
- Language
- Chinese, Available in English version
- Release Date
- 2010
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB 12476.9-2010
- Scope
- This standard specifies the test method for the determination of the resistivity of dust layers by direct current voltage. This method is applicable to the design, manufacture, test and use of electrical equipment used in combustible dust environments. This method is not applicable to recognized explosives or similar substances.
GB 12476.9-2010 Referenced Document
- GB/T 6005 Test sieves.Metal wire cloth,perforated metal plate and electroformed sheet.Nominal sizes of openings
- GB/T 6919 Air quality--Vocabulary
GB 12476.9-2010 history
- 2010 GB 12476.9-2010 Electrical apparatus for use in the presence of combustible dust.Part 9:Test methods.Methods for determining the electrical resistivity of dust in layers
GB 12476.9-2010 -All Parts
GB 12476.1-2013 Electrical apparatus for use in the presence of combustible dust.Part 1:General requirements
GB 12476.10-2010 Electrical apparatus for use in the presence of combustible dust.Part 10:Test methods.Method for determining minimum ignition energy of dust/air mixtures
GB 12476.2-2010 Electrical apparatus for use in the presence of combustible dust.Part 2:Selection and installation
GB 12476.3-2007 Electrical apparatus for use in the presence of combustible dust.Part 3: Classification of areas where combustible dusts are or may be present
GB 12476.4-2010 Electrical apparatus for use in the presence of combustible dust.Part 4:Protection by intrinsic safety "iD"
GB 12476.5-2013 Electrical apparatus for use in the presence of combustible dust.Part 5: Protection by enclosures "tD"
GB 12476.6-2010 Electrical apparatus for use in the presence of combustible dust.Part 6:Protection by encapsulation "mD"
GB 12476.7-2010 Electrical apparatus for use in the presence of combustible dust.Part 7:Type of protection "pD"
GB 12476.8-2010 Electrical apparatus for use in the presence of combustible dust.Part 8:Test methods.Methods for determining the minimum ignition temperatures of dust
GB 12476.9-2010 Electrical apparatus for use in the presence of combustible dust.Part 9:Test methods.Methods for determining the electrical resistivity of dust in layers