1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA
2、NET SYSTEM only. Unless specific permission has been granted, this document MAY NOT be sent or given to staff members from other companies or organizations. Doing so would constitute a VIOLATION of SABS copyright rules. 2. Indemnity The South African Bureau of Standards accepts no liability for any
3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ISBN 978-0-626-23114-9 SANS 52094-2:2009Edition 1EN 12094-2:2003Edition 1SOUTH AFRICAN NATIONAL STANDARD Fixed firefighting systems Components for gas ex
4、tinguishing systems Part 2: Requirements and test methods for non-electrical automatic control and delay devices This national standard is the identical implementation of EN 12094-2:2003 and is adopted with the permission of CEN, rue de Stassart 36, B-1050 Brussels. Published by SABS Standards Divis
5、ion 1 Dr Lategan Road Groenkloof Private Bag X191 Pretoria 0001Tel: +27 12 428 7911 Fax: +27 12 344 1568 www.sabs.co.za SABS SANS 52094-2:2009 Edition 1 EN 12094-2:2003 Edition 1 Table of changes Change No. Date Scope National foreword This South African standard was approved by National Committee S
6、ABS SC 21C, Fire safety Fixed fire detection and extinguishing systems, in accordance with procedures of the SABS Standards Division, in compliance with annex 3 of the WTO/TBT agreement. This SANS document was published in July 2009. EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 12094-2April 200
7、3ICS 13.220.20English versionFixed firefighting systems - Components for gas extinguishingsystems - Part 2: Requirements and test methods for non-electrical automatic control and delay devicesInstallations fixes de lutte contre lincendie - Elmentsconstitutifs pour installations dextinction gaz - Par
8、tie 2:Exigences et mthodes dessai pour les dispositifs nonlectriques de commande et de temporisationOrtsfeste Brandbekmpfungsanlagen - Bauteile frLschanlagen mit gasfrmigen Lschmitteln - Teil 2:Anforderungen und Prfverfahren fr automatische nicht-elektrische Steuer- und VerzgerungseinrichtungenThis
9、European Standard was approved by CEN on 13 February 2003.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical reference
10、s concerning such nationalstandards may be obtained on application to the 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 translationunder the responsibility of a CEN member into its ow
11、n language and notified to the Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal
12、, Slovakia, Spain, Sweden, Switzerland and UnitedKingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2003 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN
13、 national Members.Ref. No. EN 12094-2:2003 ESANS 52094-2:2009This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .EN 12094-2:2003 (E)2ContentspageForeword. 3Introduction 51 Scope 62 Normative references . 63 Terms and definitions. 74 Requirements
14、94.1 General design 94.2 Connection threads 114.3 Signal processing and indication 114.4 System delay . 114.5 Function at ambient temperatures 114.6 Internal pressure . 124.7 Strength 124.8 Operational reliability . 124.9 Corrosion . 124.10 Stress corrosion 124.11 Vibration. 124.12 Pneumatic energy
15、supply using pilot containers 124.13 Operating force 124.14 Functional reliability . 124.15 Safety classification 134.16 Test facility. 134.17 Documentation 135 Tests. 145.1 Test conditions 145.2 Test samples and order of tests 145.3 Compliance 155.4 Function . 155.5 System delay . 165.6 Temperature
16、. 165.7 Internal pressure . 165.8 Strength 165.9 Operational reliability . 165.10 Corrosion . 175.11 Stress corrosion 175.12 Vibration. 175.13 Energy supply 185.14 Operating force 185.15 Functional reliability . 186 Marking and data. 187 Evaluation of conformity 197.1 General . 197.2 Initial type te
17、sting 197.3 Factory production control (FPC) 20Annex ZA (informative) Clauses of this European Standard addressing the provisions of the EUConstruction Products Directive 23Bibliography . 26SANS 52094-2:2009This s tandard may only be used and printed by approved subscription and freemailing clients
18、of the SABS .EN 12094-2:2003 (E)3ForewordThis document (EN 12094-2:2003) has been prepared by Technical Committee CEN /TC 191, “Fixed firefightingsystems“, the secretariat of which is held by BSI.This European Standard shall be given the status of a national standard, either by publication of an ide
19、ntical text orby endorsement, at the latest by October 2003, and conflicting national standards shall be withdrawn at the latestby April 2006.This document has been prepared under a mandate given to CEN by the European Commission and the EuropeanFree Trade Association, and supports essential require
20、ments of EU Directive(s).For relationship with EU Directive(s), see informative annex ZA, which is an integral part of this document.This part of EN 12094 is one of a number of European Standards prepared by CEN/TC 191 covering componentsfor gas extinguishing systems.They are included in a series of
21、 European Standards planned to cover:- gas extinguishing systems (EN 12094)- sprinkler systems (EN 12259 and EN 12845)- powder systems (EN 12416)- explosion protection systems (EN 26184)- foam systems (EN 13565)- hose systems (EN 671)- smoke and heat control systems (EN 12101)- water spray systems1T
22、his European Standard has the general title “Fixed firefighting systems Components for gas extinguishingsystems“ and will consist of the following parts:- Part 1: Requirements and test methods for electrical automatic control and delay devices- Part 2: Requirements and test methods for non-electrica
23、l automatic control and delay devices- Part 3: Requirements and test methods for manual triggering and stop devices- Part 4: Requirements and test methods for container valve assemblies and their actuators- Part 5: Requirements and test methods for high and low pressure selector valves and their act
24、uators for CO2systems- Part 6: Requirements and test methods for non-electrical disable devices for CO2systems1under preparationSANS 52094-2:2009This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .EN 12094-2:2003 (E)4- Part 7: Requirements and te
25、st methods for nozzles for CO2systems- Part 8: Requirements and test methods for flexible connectors for CO2systems- Part 9: Requirements and test methods for special fire detectors- Part 10: Requirements and test methods for pressure gauges and pressure switches- Part 11: Requirements and test meth
26、ods for mechanical weighing devices- Part 12: Requirements and test methods for pneumatic alarm devices- Part 13: Requirements and test methods for check valves and non-return valves- Part 16: Requirements and test methods for odorising devices for CO2low pressure systems- Part 17: Requirements and
27、test methods for pipe hangers- Part 20: Requirements and test methods for compatibility of componentsThis document includes a Bibliography.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard:
28、Austria, Belgium, Czech Republic, Denmark, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal,Slovakia, Spain, Sweden, Switzerland and the United Kingdom.SANS 52094-2:2009This s tandard may only be used and printed by approved subscrip
29、tion and freemailing clients of the SABS .EN 12094-2:2003 (E)5IntroductionIt has been assumed in the preparation of this European Standard that the execution of its provisions is entrustedto appropriately qualified and experienced people.All pressure data in this European Standard are given as gauge
30、 pressures in bar, unless otherwise stated.NOTE 1 bar = 105N m-2= 100 kPa.SANS 52094-2:2009This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .EN 12094-2:2003 (E)61 ScopeThis European Standard specifies requirements and test methods for non-elect
31、rical automatic control devicesincorporating non-electrical delay devices for CO2, inert gas- or halo-carbon-gas fire extinguishing systems.This European Standard applies to devices which may be triggered by:automatic fire detection installationelectrical control devicenon-electrical special fire de
32、tectormanual triggering device orcombination of the above.Where applicable the requirements and test methods also apply to separate non-electrical delay devices.This European Standard covers devices which are powered pneumatically, mechanically or by a combination ofboth.2 Normative referencesThis E
33、uropean Standard incorporates by dated or undated reference, provisions from other publications. Thesenormative references are cited at the appropriate places in the text, and the publications are listed hereafter. Fordated references, subsequent amendments to or revisions of any of these publicatio
34、ns apply to this EuropeanStandard only when incorporated in it by amendment or revision. For undated references the latest edition of thepublication referred to applies (including amendments).EN 54-1, Fire detection and fire alarm systems - Part 1: Introduction.prEN 12094-4, Fixed firefighting syste
35、ms Components for gas extinguishing systems Part 4: Requirements andtest methods for high-pressure container valve assemblies and their actuators.EN 12094-9, Fixed firefighting systems Components for gas extinguishing systems Part 9: Requirements andtest methods for special fire detectors.EN 12094-1
36、0, Fixed firefighting systems Components for gas extinguishing systems Part 10: Requirements andtest methods for pressure gauges and pressure switches.EN 12094-11, Fixed firefighting systems Components for gas extinguishing systems Part 11: Requirements andtest methods for mechanical weighing device
37、s.EN 60529, Degrees of protection provided by enclosures (IP code) (IEC 60529 : 1989).EN ISO 228-1, Pipe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions,tolerances and designation (ISO 228-1:2000).IEC 60068-2-42, Basic environmental testing procedures - Part 2 :
38、Tests. Test Kc: Sulphur dioxide test for contactsand connections.ISO 7-1, Pipe threads where pressure-tight joints are made on the threads - Part 1: Dimensions, tolerances anddesignation.SANS 52094-2:2009This s tandard may only be used and printed by approved subscription and freemailing clients of
39、the SABS .EN 12094-2:2003 (E)73 Terms and definitionsFor the purposes of this European Standard, the following terms and definitions apply.3.1activated conditioncondition of a non-electrical automatic control device, when a fire alarm signal is received and indicated3.2actuatorcomponent which causes
40、 a valve to operate3.3conditiondefined status of the non-electrical automatic control device and non-electrical delay device which is indicated atthe deviceNOTE The conditions recognised in this European Standard are the following:- Activated Condition;- Stand-by Condition;- Operating Condition;- Di
41、sabled Condition;- Released Condition;- Quiescent Condition.3.4control devicedevice which receives a signal from a special fire detector, a fire detection installation or a manual triggering deviceand processes and transmits signals for actuation and auxiliary functionsNOTE 1 Parts of the control de
42、vices can be: cable, rolls, weights, pilot container, pneumatic triggering pipework, pilot valves,solenoids, springs, etc. In general all parts are needed between detection or triggering and actuating of container and selectorvalves.NOTE 2 The monitoring of the installation can be a function of a co
43、ntrol device.3.5CO2-high-pressure installationfire extinguishing installation in which the CO2is stored at ambient temperature, e.g. the pressure of the CO2instorage is pabs= 58,6 bar at 21C3.6CO2-low-pressure installationfire extinguishing installation in which the CO2is stored at low temperature,
44、normally at a temperature of 19C to 21C3.7delay devicecomponent of the control device to delay the signal for actuation for a given period of time3.8electrical control devicecontrol device using electrical meansSANS 52094-2:2009This s tandard may only be used and printed by approved subscription and
45、 freemailing clients of the SABS .EN 12094-2:2003 (E)83.9electrical delay devicedelay device using electrical means3.10fire detectorcomponent as defined in EN 54-13.11functional reliabilityability to function under different working conditions3.12gas extinguishing installationsystem installed to pro
46、vide fire protection3.13halocarbon gasextinguishing agent that contains as primary components one or more organic compounds containing one or moreof the elements fluorine, chlorine, bromine or iodine3.14halocarbon gas installationfire extinguishing installation in which the halocarbon gas is stored
47、at ambient temperature3.15indicationinformation given by an indicator3.16indicatordevice capable of changing state to give information3.17inert gasnon-liquefied gas or mixture of gases which extinguish the fire mainly by reducing the oxygen concentration in theprotected zone, e.g. argon, nitrogen or
48、 CO2 or mixtures of these gases3.18inert gas installationfire extinguishing installation in which the inert gas is stored at ambient temperature3.19manual triggering devicemanually operated device to trigger the control device3.20non-return valvecomponent permitting flow only in one direction3.21non
49、-electrical control devicecontrol device using mechanical or pneumatic means3.22non-electrical delay devicedelay device using mechanical or pneumatic means3.23pre-warning timeperiod of time between activation of the evacuation alarm devices and the discharge of the extinguishantSANS 52094-2:2009This s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .EN 12094-2:2003 (E)93.24special fire detectorelectrical, pneumatic and mechanical component as defined in EN 12094-93.25systemselection of appr
