BS EN 15714-2-2009 工业阀门.执行器.第2部分：工业阀门电动执行机构.基本要求.pdf

BS EN 15714-22009 ICS 23.060.20 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BRITISH STANDARD Industrial valves Actuators Part 2 Electric actuators for industrial valves Basic requirements This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 November 2009 BSI 2009 ISBN 978 0 580 54840 6 Amendments/corrigenda issued since publication DateComments BS EN 15714-22009 National foreword This British Standard is the UK implementation of EN 15714-22009. The UK participation in its preparation was entrusted to Technical Committee PSE/18/5, Valve actuators. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. 标准分享网 w w w .b z f x w .c o m 免费下载 w w w . b z f x w . c o m BS EN 15714-22009 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 15714-2 October 2009 ICS 23.060.20 English Version Industrial valves - Actuators - Part 2 Electric actuators for industrial valves - Basic requirements Robinetterie industrielle - Actionneurs - Partie 2 Actionneurs lectriques pour robinetterie industrielle - Prescriptions de base Industriearmaturen - Antriebe - Teil 2 Elektrische Antriebe fr Industriearmaturen - Grundanforderungen This European Standard was approved by CEN on 12 September 2009. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions English, French, German. A version in any other language made by translation under the respons bility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre Avenue Marnix 17, B-1000 Brussels 2009 CEN All rights of exploitation in any and by any means reserved worldwide for CEN national Members. Ref. No. EN 15714-22009 E w w w . b z f x w . c o m BS EN 15714-22009 EN 15714-22009 E 2 Contents Page Foreword ..............................................................................................................................................................4 1 Scope ......................................................................................................................................................5 2 Normative references ............................................................................................................................5 3 Classification/Designation ....................................................................................................................5 3.1 General ....................................................................................................................................................5 3.2 Type Part-turn, multi-turn or linear .....................................................................................................5 3.3 Actuator duty classification ..................................................................................................................6 3.3.1 General ....................................................................................................................................................6 3.3.2 Class A On-off .......................................................................................................................................6 3.3.3 Class B Inching/positioning ................................................................................................................6 3.3.4 Class C Modulating ..............................................................................................................................6 3.3.5 Class D Continuous modulating .........................................................................................................6 3.4 Action on loss of external electric power ...........................................................................................6 3.4.1 Standard action ......................................................................................................................................6 3.4.2 Fail safe action .......................................................................................................................................6 4 Design requirements .............................................................................................................................6 4.1 Endurance ..............................................................................................................................................6 4.1.1 General ....................................................................................................................................................6 4.1.2 Part turn actuators .................................................................................................................................7 4.1.3 Multi-turn actuators ...............................................................................................................................7 4.1.4 Linear actuators .....................................................................................................................................8 4.2 Environmental conditions .....................................................................................................................8 4.2.1 General ....................................................................................................................................................8 4.2.2 Ambient temperature and humidity .....................................................................................................8 4.2.3 Altitude ....................................................................................................................................................8 4.2.4 Enclosure protection .............................................................................................................................8 4.2.5 Hazardous areas ....................................................................................................................................8 4.2.6 External corrosion protection ..............................................................................................................9 4.2.7 Vibrations, shock and seismic conditions ..........................................................................................9 4.3 Actuator attachment ..............................................................................................................................9 4.3.1 Part-turn actuators.................................................................................................................................9 4.3.2 Multi-turn actuators ............................................................................................................................ 10 4.3.3 Linear actuators .................................................................................................................................. 10 4.4 Standard closing direction ................................................................................................................ 11 4.5 Fail safe direction ............................................................................................................................... 11 4.6 Electrical connections cable entries ............................................................................................ 12 4.7 Perance ........................................................................................................................................ 12 4.7.1 Power supply tolerances ................................................................................................................... 12 4.7.2 Actuator duty perances .............................................................................................................. 12 4.7.3 Operating time and speed .................................................................................................................. 14 4.8 Basic requirements............................................................................................................................. 14 4.8.1 Motors .................................................................................................................................................. 14 4.8.2 Gearing and lubrication ..................................................................................................................... 14 4.8.3 Manual operation ................................................................................................................................ 15 4.8.4 Travel limitation .................................................................................................................................. 15 4.8.5 Torque/Thrust limitation .................................................................................................................... 15 4.8.6 End stop adjustment for part-turn and linear actuators ................................................................. 15 4.8.7 Local position indication ................................................................................................................... 15 5 Optional equipment ............................................................................................................................ 16 标准分享网 w w w .b z f x w .c o m 免费下载 w w w . b z f x w . c o m BS EN 15714-22009 EN 15714-22009 E 3 5.1 General ................................................................................................................................................. 16 5.2 Anti-condensation heater ................................................................................................................... 16 5.3 Local position indication for multi-turn or linear actuators ......................................................... 16 5.4 Position transmitter ............................................................................................................................. 16 5.5 Actuator running transmitter.............................................................................................................. 16 5.6 Additional position and/or torque signalling .................................................................................... 16 5.7 Local control station ........................................................................................................................... 16 5.8 Actuator electrical controls ................................................................................................................ 16 5.8.1 General ................................................................................................................................................. 16 5.8.2 Positioner ............................................................................................................................................. 17 5.8.3 Controller.............................................................................................................................................. 17 5.8.4 Speed Control ...................................................................................................................................... 17 5.8.5 Field Bus system interface ................................................................................................................. 17 5.8.6 Torque transmitter analogue or digital ........................................................................................... 17 5.8.7 Actuator perance data logger .................................................................................................... 17 6 Conity assessment ...................................................................................................................... 17 6.1 General ................................................................................................................................................. 17 6.2 Type tests ............................................................................................................................................. 18 6.3 Control of production process and quality system ......................................................................... 18 7 Marking ................................................................................................................................................. 19 8 Documentation .................................................................................................................................... 20 Annex A normative Endurance test procedure ........................................................................................... 21 A.1 General ................................................................................................................................................. 21 A.2 Test equipment .................................................................................................................................... 21 A.3 Test conditions .................................................................................................................................... 21 A.4 Test procedure ..................................................................................................................................... 21 A.5 Acceptance criteria ............................................................................................................................. 21 Annex B inative Actuator selection guidelines ................................................................................... 22 B.1 General ................................................................................................................................................. 22 B.2 Selection parameters .............................