GB/T 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/T 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

Status

Be replaced 2020-07

Replace By

GB/T 3836.12-2019

Latest

GB/T 3836.12-2019

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/T 12476.9-2010 Referenced Document

• GB/T 6005-2008 Test sieves.Metal wire cloth,perforated metal plate and electroformed sheet.Nominal sizes of openings
• GB/T 6919 Air quality--Vocabulary

GB/T 12476.9-2010 history

• 2019 GB/T 3836.12-2019 Explosive atmospheres—Part 12：Material characteristics for combustible dusts—Test methods
• 2010 GB/T 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/T 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 was changed to GB/T 3836.12-2019 Explosive atmospheres—Part 12：Material characteristics for combustible dusts—Test methods.

GB/T 12476.9-2010 -All Parts