BS EN 14601:2005+A2:2021:2023 Edition
$167.15
Railway applications. Straight and angled end cocks for brake pipe and main reservoir pipe
| Published By | Publication Date | Number of Pages |
| BSI | 2023 | 36 |
Revised Annex ZA
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | undefined |
| 12 | 4.1 General 4.2 Operating conditions |
| 13 | 4.3 Functional characteristics 4.3.1 General 4.3.2 Open and closed positions 4.3.3 Lubrication 4.3.4 Venting port 4.3.5 Torque 4.3.6 Spindle handle of the end cock |
| 14 | 4.3.7 Fall time 4.3.8 Leakage 4.3.9 Vacuum withstanding |
| 15 | 4.3.10 Pneumatic shocks 4.4 Constructional characteristics 4.4.1 External appearance 4.4.2 Connections 4.4.3 Space envelope 4.4.4 Mechanical shocks 4.4.5 Resistance to torque 4.4.6 Life expectancy 5.1 Sampling for type test |
| 16 | 5.2 Test requirements 5.3 Test procedure 5.3.1 Principle |
| 17 | 5.3.2 Check of physical and geometrical characteristics 5.3.2.1 Procedure 5.3.2.2 Pass/fail criteria 5.3.3 Measurement of the operating torque 5.3.3.1 Procedure 5.3.3.2 Pass/fail criteria 5.3.4 Measurement of the pressure fall time 5.3.4.1 Measurement of the pressure fall time through end cock |
| 19 | 5.3.4.2 Measurement of fall time through venting port 5.3.5 Hydraulic test (water pressure) of the end cock body at given pressure 5.3.5.1 Procedure 5.3.5.2 Pass/fail criteria |
| 20 | 5.3.6 Operating test under air flow condition 5.3.6.1 Procedure 5.3.6.2 Pass/fail criteria 5.3.7 Pneumatic test of the isolating device at given pressures and temperatures 5.3.7.1 General |
| 21 | 5.3.7.2 End cock to be tested in open position 5.3.7.3 End cock to be tested in closed position 5.3.7.4 Pass/fail criteria |
| 22 | 5.3.8 Endurance at ambient temperature with reduced air flow |
| 23 | 5.3.9 Measurement of the operating torque drift 5.3.9.1 Procedure 5.3.9.2 Pass/fail criteria 5.3.10 Vibration test 5.3.10.1 Procedure 5.3.10.2 Pass/fail criteria 5.3.11 Resistance to shock test 5.3.11.1 Procedure |
| 24 | 5.3.11.2 Pass/fail criteria 5.3.12 Vacuum test 5.3.12.1 Procedure 5.3.12.2 Pass/fail criteria |
| 25 | 5.3.13 Corrosion test 5.3.13.1 Test conditions 5.3.13.2 Pass/fail criteria 5.3.14 Resistance to torque 5.3.14.1 General |
| 26 | 5.3.14.2 End cocks with latch |
| 27 | 5.3.15 Examination 5.3.15.1 Procedure 5.3.15.2 Pass/fail criteria 5.4 Approval validity 5.5 Type test report 6.1 General 6.1.1 Procedure |
| 28 | 6.1.2 Pass/fail criteria 6.2 Homologation test report |
| 30 | Annex A (normative)Dimensions of end cocks |
