UNI EN 14034-3 : 2011
Current
The latest, up-to-date edition.
DETERMINATION OF EXPLOSION CHARACTERISTICS OF DUST CLOUDS - PART 3: DETERMINATION OF THE LOWER EXPLOSION LIMIT LEL OF DUST CLOUDS
17-02-2011
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test apparatus
5 Dust sample
6 Test procedure
7 Calibration and verification
8 Safety precautions/instructions
9 Alternative test equipment/procedures
10 Test report
Annex A (normative) - Electro Pneumatic Valve
Annex B (normative) - Dust disperser with 5 mm holes
Annex C (normative) - 20 l sphere
Annex ZA (informative) - Relationship between this
European Standard and the Essential
Requirements of EU Directive 94/9/EC
Bibliography
Specifies a test method for the determination of the lower explosion limit of dust clouds in a closed vessel under defined initial conditions of pressure and temperature.
| Committee |
CT 42
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NEN EN 14034-3 : 2006 + A1 2011 | Identical |
| UNE-EN 14034-3:2006 | Identical |
| I.S. EN 14034-3:2006 | Identical |
| NBN EN 14034-3 : 2006 + A1 2011 | Identical |
| NF EN 14034-3 : 2006 + A1 2011 | Identical |
| NS EN 14034-3 : 2006 + A1 2011 | Identical |
| EN 14034-3:2006+A1:2011 | Identical |
| SN EN 14034-3+A1:2011 | Identical |
| BS EN 14034-3 : 2006 | Identical |
| DIN EN 14034-3:2011-04 | Identical |
| ISO 4225:1994 | Air quality General aspects Vocabulary |
| EN ISO 1127:1996 | Stainless steel tubes - Dimensions, tolerances and conventional masses per unit length (ISO 1127:1992) |
| ISO 6184-1:1985 | Explosion protection systems Part 1: Determination of explosion indices of combustible dusts in air |
| EN 26184-1 : 1991 | EXPLOSION PROTECTION SYSTEMS - DETERMINATION OF EXPLOSION INDICES OF COMBUSTIBLE DUSTS IN AIR |
| VDI 2263 Blatt 1:1990-05 | Dust fires and dust explosions; hazards, assessment, protective measures; test methods for the determination of the safety characteristic of dusts |
| ISO 1127:1992 | Stainless steel tubes Dimensions, tolerances and conventional masses per unit length |
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