BS EN 14973:2015 – TC:2020 Edition
$186.33
Tracked Changes. Conveyor belts for use in underground installations. Electrical and flammability safety requirements
| Published By | Publication Date | Number of Pages |
| BSI | 2020 | 47 |
from CEN/TC 188 N362: The revision of EN 14973 should be started to bring it in line with the revised EN 12881-1 and EN 12881-2. (see Resolution 2/2011). The experts present agree that an Annex should be added to EN 14973 to specify that Family approval for belts is possible. Resolution 2/2011: The experts present agree that general revision of EN 14973 and EN 12882 is needed due to the work being done on EN 12881-1 and EN 12881-2.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 27 | Contents Page |
| 29 | European foreword |
| 30 | Introduction |
| 31 | 1 Scope 2 Normative references |
| 32 | 3 Terms and definitions |
| 33 | 4 Ignition hazard assessment 5 Electrical resistance 6 Frictional heating 6.1 Conveyor belts intended for general use in underground installations (Class A), and for use in hazardous installations where secondary safety devices are present (Classes B2 and C2) 6.2 Conveyor belts intended for use in installations where there is a potentially flammable atmosphere and where secondary safety devices are not present (Class B1) |
| 34 | 6.3 Conveyor belts intended for use in installations where there is a potentially flammable atmosphere plus combustible dust or material conveyed, and where secondary safety devices are not present (Class C1) 7 Resistance to ignition 7.1 Conveyor belts intended for general use in underground installations (Class A), for use where there is a potentially flammable atmosphere (Classes B1 and B2), and for use in hazardous installations where secondary safety devices are present (Class… 7.2 Conveyor belts intended for use in installations where there is a potentially flammable atmosphere plus combustible dust or material conveyed, and where secondary safety devices are not present (Class C1) 8 Fire propagation 8.1 Introduction |
| 35 | 8.2 Conveyor belts intended for general use in underground installations (Class A) and for use where there is a potentially flammable atmosphere (Classes B1 and B2) 8.2.1 General 8.2.2 Two metre propane burner test 8.2.3 Double burner test 8.2.4 Mid-scale high energy test 8.3 Conveyor belts intended for use in installations where there is a potentially flammable atmosphere plus combustible dust or material conveyed, and where secondary safety devices are not present (Class C1) |
| 36 | 8.4 Conveyor belts intended for use in installations where there is a potentially flammable atmosphere plus combustible dust or material conveyed, plus additional fuel sources (fire load) and where secondary safety devices are present (Class C2) 8.4.1 Full scale gallery 8.4.2 Laboratory scale gallery Table 1 – Requirements when tested in accordance with EN 12881–1:2014, Method D 9 Marking |
| 38 | Annex A (informative) Hazards and risk assessment A.1 Identification of hazards A.2 Risk assessment |
| 39 | A.3 Methods for addressing hazards |
| 40 | Annex B (informative) Example of an ignition hazard assessment for a conveyor belt intended for use in a potentially explosive atmosphere Table B.1 — Example of an ignition hazard assessment |
| 41 | Annex C (informative) Suggested conveyor belt approval / compliance options |
| 42 | Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EU Directive 94/9/EC Table ZA.1 — Correspondence between this European Standard and Directive 94/9/EC |
| 43 | Annex ZB (informative) Relationship between this European Standard and the Essential Requirements of EC Directive 2006/42/EC |
| 44 | Bibliography |
