GB/T 30475.3-2017Filters for compressed air -- Test methods -- Part 3: Particulates (English PDF)
压缩空气过滤器 试验方法 第3部分：颗粒
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Issued by
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Level / Type
National · Recommended
Issue date
November 1, 2017
Implementation date
May 1, 2018
Scope
GB/T 30475.3-2017 is the English-translated version of 压缩空气过滤器 试验方法 第3部分：颗粒.
GB/T 30475.3-2017 is the Chinese standard "Filters for compressed air -- Test methods -- Part 3: Particulates".
Its scope clause reads: GB/T 30475 provisions of this part of the filter removal of different particle size in the determination of filtration efficiency of the selected test method, As well as the equipment layout and testing procedures required for these tests.
This section applies to the removal of particulate compressed air filter. Its clauses include terms and definitions.
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Document preview — GB/T 30475.3-2017
National Standard of the People's Republic of China
- ICS
- 23.140
- Classification
- J 72
Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 units and symbols
- 5 standard state
- 6 Test Methods Overview
- 7 test requirements
- 8 Test Method
- 9 Data Report
- Appendix A (Informative) Sampling test report format
- Appendix B (informative) Technical differences between this part and ISO 12500-3.2009 and its causes
1 Scope
GB/T 30475 provisions of this part of the filter removal of different particle size in the determination of filtration efficiency of the selected test method,
As well as the equipment layout and testing procedures required for these tests.
This section applies to the removal of particulate compressed air filter.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 786.1 Fluid power systems and components - Graphical symbols and circuit diagrams - Part 1. Diagrams for general use and data processing
Symbol (GB/T 786.1-2009, ISO 1219-1.2006, IDT)
GB/T 10893.1 compressed air dryer Part 1. Specification and test (GB/T 10893.1-2012, ISO 7183.2007,
MOD)
GB/T 13277.1-2008 Compressed air - Part 1. Purification level of contaminants (ISO 8573-1.2001, MOD)
Compressed air Part 4. Methods of measurement of solid particles (ISO 8573-4.2001, MOD) GB/T 13277.4-2015
GB/T 17446 fluid transmission systems and components vocabulary (GB/T 17446-2012, ISO 5598.2008, IDT)
ISO 12103-1 Road vehicles - Test dust for filter assessment - Part 1. Arizona test dust (Roadvehi- cles-Testdustforfilterevaluation-Part 1.Arizonatestdust)
EN 1822-1 High Efficiency Air Filters (HEPA and ULPA) Part 1 Classification, Performance Tests, Markings [High efficiencyairfilters (HEPAandULPA) -Part 1.Classification, performancetesting, marking]
EN 1822-2-1998 High Efficiency Air Filters (HEPA and ULPA) Part 2. Aerosol Generation, Measurement Equipment, Particles
Counting statistics [Highefficiencyairfilters (HEPA and ULPA) -Part 2.Aerosolproduction, measuringe- quipment, particlecountingstatistics]
3 Terms and definitions
GB/T 13277.1-2008 and GB/T 17446 as defined by the following terms and definitions apply to this document.
3.1 Channel
An upper bound and a lower bound subset of data defined in the full spectrum of particle counters.
3.2 Efficiency
The ratio of particle concentration is removed, that is, the ratio of the upstream particle concentration minus the downstream particle concentration to the upstream particle concentration.
3.3 Filter
Components that remove solid particles, including filter elements and their housings and other required components.
GB/T 13277.1 | GB/T 4976 | GB/T 33625 | GB/T 10893 | GB/T 30475.4 | GB/T 30475.2 | […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 30 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 786.1Fluid power systems and components - Graphical symbols and circuit diagrams - Part 1: Graphical symbols
- GB/T 786.1-2009Fluid power systems and components - Graphical symbols and circuit diagrams - Part 1: Graphical symbols
- GB/T 10893.1Compressed-air dryers - Specifications and testing
- GB/T 10893.1-2012Compressed-air dryers - Specifications and testing
- GB/T 13277.1-2008Compressed air - Part 1: Contaminants and purity classes
- GB/T 13277.4-2015Compressed air -- Part 4: Test methods for solid particle content
ISO 1219 · ISO 7183.2007 · ISO 8573 · ISO 5598.2008 · ISO 12103
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Related Standards
GB/T 10893.1-2012 — Compressed-air dryers - Specifications and testing
GB/T 13277.4-2015 — Compressed air -- Part 4: Test methods for solid particle content
GB/T 17446-2024 — Fluid power systems and components - Vocabulary
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