SIST EN 14203:2004
(Main)Blinds and shutters - Capability for use of gears with crank handle - Requirements and test methods
Blinds and shutters - Capability for use of gears with crank handle - Requirements and test methods
This European Standard specifies the functional performances of mechanical drive systems with crank handle for shutters, external blinds and internal blinds and the supply conditions of these systems between blinds and shutters manufacturers on one hand, and operating systems manufacturers on the other, for the following four families of use :
- roller shutters
- venetian blinds
- folding arm awnings
- other awnings and blinds
Excluded from this standard are gears with crank handle fitted to power operated products and used as manual override actuators.
Abschlüsse und Läden - Gebrauchstauglichkeit von Getrieben mit Kurbel - Anforderungen und Prüfverfahren
Diese Europäische Norm legt das funktionale Leistungsvermögen von Getrieben mit Kurbel für Abschlüsse außen, Markisen und Abschlüsse innen fest sowie die Lieferbedingungen für diese Systeme zwischen Herstellern von Abschlüssen einerseits und Herstellern von Getrieben andererseits. Die vier Anwendungsfamilien sind:
3 Rollläden;
3 Jalousien;
3 Gelenkarmmarkisen;
3 andere Markisen.
Von der vorliegenden Norm ausgeschlossen sind Getriebe mit Kurbel, welche als manuelle Notantriebe für motorisierte Produkte verwendet werden.
Fermetures pour baies équipées de fenetres, stores intérieurs et stores extérieurs - Aptitude a l'emploi des treuils avec manivelle a tige oscillante - Exigences et méthodes d'essai
La présente Norme européenne spécifie les performances fonctionnelles et les essais des systemes de man?uvre mécaniques a tige oscillante pour fermetures, stores extérieurs et stores intérieurs et régit les conditions de réception de ces systemes entre les fabricants de fermetures et de stores d'une part, et les fabricants de systemes de man?uvre d'autre part, pour les quatre familles d'utilisation ci-apres :
- volets roulants ;
- stores vénitiens ;
- stores bannes ;
- autres types de stores a enroulement.
Sont exclus de la présente norme les treuils a manivelle a tige oscillante équipant les produits motorisés et utilisés pour le dépannage manuel.
Rolete in polkna – Uporabnost mehanizmov s pogonsko ročico – Zahteve in preskusne metode
General Information
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Abschlüsse und Läden - Gebrauchstauglichkeit von Getrieben mit Kurbel - Anforderungen und PrüfverfahrenFermetures pour baies équipées de fenetres, stores intérieurs et stores extérieurs - Aptitude a l'emploi des treuils avec manivelle a tige oscillante - Exigences et méthodes d'essaiBlinds and shutters - Capability for use of gears with crank handle - Requirements and test methods91.060.50Vrata in oknaDoors and windowsICS:Ta slovenski standard je istoveten z:EN 14203:2004SIST EN 14203:2004en01-oktober-2004SIST EN 14203:2004SLOVENSKI
STANDARD
SIST EN 14203:2004
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 14203February 2004ICS 91.060.50English versionBlinds and shutters - Capability for use of gears with crankhandle - Requirements and test methodsFermetures pour baies équipées de fenêtres, storesintérieurs et extérieurs - Aptitude à l'emploi des treuils avecmanivelle à tige oscillante - Exigences et méthodes d'essaiAbschlüsse und Läden - Gebrauchstauglichkeit vonGetrieben mit Kurbel - Anforderungen und PrüfverfahrenThis European Standard was approved by CEN on 11 December 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 references concerning such nationalstandards may be obtained on application to the Central Secretariat 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 own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2004 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 14203:2004: ESIST EN 14203:2004
EN 14203:2004 (E)2ContentspageForeword.31Scope.42Normative references.43Terms and definitions.44Characteristic parameters of gear with a crank handle.55Principle of the tests.66Test rig.67Forced operation test of gears (see Figure 15).158Endurance test (see Figure 16).179Performance requirements.1810Test report.2011Capability for use of the components of gears with crank handle.21SIST EN 14203:2004
EN 14203:2004 (E)3ForewordThis document (EN 14203:2004) has been prepared by Technical Committee CEN/TC 33 “Doors, windows,shutters, building hardware and curtain walling”, the secretariat of which is held by AFNOR.This European Standard shall be given the status of a national standard, either by publication of an identicaltext or by endorsement, at the latest by August 2004, and conflicting national standards shall be withdrawn atthe latest by August 2004.It is part of a series of standards dealing with blinds and shutters for buildings as defined in EN 12216.The methods of testing are linked to the performances requirements for internal blinds, external blinds andshutters, as specified in prEN 13120, prEN 13561 and prEN 13659.No existing European Standard is superseded.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic,Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerlandand United Kingdom.SIST EN 14203:2004
EN 14203:2004 (E)41 ScopeThis European Standard specifies the functional performances of mechanical drive systems with crank handlefor shutters, external blinds and internal blinds and the supply conditions of these systems between blinds andshutters manufacturers on one hand, and operating systems manufacturers on the other, for the following fourfamilies of use :— roller shutters— venetian blinds— folding arm awnings— other awnings and blindsExcluded from this standard are gears with crank handle fitted to power operated products and used asmanual override actuators.2 Normative referencesThis European Standard incorporates by dated or undated reference, provisions from other publications.These normative references are cited at the appropriate places in the text, and the publications are listedhereafter. For dated references, subsequent amendments to or revisions of any of these publications apply tothis European Standard only when incorporated in it by amendment or revision. For undated references, thelatest edition of the publication referred to applies (including amendments).EN 12216:2002, Shutters, external blinds, internal blinds - Terminology, glossary and definitions.prEN 13120, Internal blinds — Performance requirements.EN 13527, Shutters and blinds - Measurement of operating force - Test methods.prEN 13561, External blinds — Performance requirements including safety.prEN 13659, Shutters – Performance requirements including safety.3 Terms and definitionsFor the purposes of this European Standard, the terms and definitions given in EN 12216:2002 and thefollowing apply.drive system with a crank handle — Main components (see Figure 1)they are made up of the :— gear ;— joint, single or double ;— drive-shaft ;— crank, extendable, detachable or not, with or without torque limitation, etc. ;— operating handle, detachable or not, without curved lower part, articulated, etc. ;— limit stop systems if they exist, incorporated or not in the gear ;— crank handle clip.SIST EN 14203:2004
EN 14203:2004 (E)5Key1 Gear5Crank (rotation rod)2 Output6Crank handle/operating3 Input7Handle4JointFigure 1 — Description of a gear with crank handle4 Characteristic parameters of gear with a crank handleThey are as follows :a) Nominal torque on the output shaft of the gear, MS. This feature, expressed in Nm, is guaranteed by thegear manufacturer through the tests specified in this standard, and for one of the four following families ofproducts:— roller shutter ;— folding arm awning : MS is then specified by 2 values ;— venetian blind ;— other types of awnings and blinds.SIST EN 14203:2004
EN 14203:2004 (E)6b) Reduction ratio r of the gear:r = 21NN and r < 1 (1)where— N1, is the number of revolutions on the gear output— N2, is the number of revolutions on the gear inputc) Different efficiencies h1, .,hk of the components of the gear,d) Force F to be applied to the crank handle for generating the output torque MS.F, expressed in N, shall be lower than the maximum values of the operating efforts specified in prEN 13120,prEN 13561 and prEN 13659.e) The arm of the crank handle R, expressed in m, with R £ 0,20 m.These characteristics are linked by the formula :rRrR1shhh´´=´´´´=FFMk(2)5 Principle of the testsChecking the functional properties of the different components after a forced operation test and an endurancetest consisting of cycles, raising
and lowering movements, of a nominal load P that corresponds to thenominal torque MS given by the gear manufacturer, under the conditions in clause 6.6 Test rig6.1Test rig characteristicsThe test rig consists of a cross beam (frame) with width over or equal to 0,9 m and sufficient height to enablethe test load to hang freely during the whole test. The transverse beam and its fixings shall be sufficiently rigidto withstand the forces and without deformations that could affect the results.6.2Gear with crank handle for roller shutter6.2.1Test equipmentThe transverse beam is made of the roller tube of the smallest diameter Dt from the roller tubes specified bythe gear manufacturer in his technical instructions for the tested gear with crank handle.On that roller tube two drums are fitted with diameter De = 2,5 x Dt respectively located at the 1/3 and at the2/3 of the cross-beam width (see Figure 2).The drums shall be wide enough to allow the cords or cables supporting the load to coil round the constantdiameter De.SIST EN 14203:2004
EN 14203:2004 (E)76.2.2Nominal test loadThe nominal test load P is determined by the following formula :cesDDMP+´=2[N](3)where— MS , in Nm, is the output torque given by the gear manufacturer— De ,in m, is the diameter defined in 6.2.1— Dc ,in m, is the diameter of the coiling cord or cable measured when loadedThe test load P is applied equally (2P) to each third of the test rig frame.The travel of the testing load is 2 m minimum.Dimensions in mFigure 2 — Test rig for gear with crank handle for roller shutter6.3Gear with crank handle for venetian blinds6.3.1Test equipmentThe transverse beam is made of a U profile in which the gear to be tested and its bracket can be inserted. Theprofile is designed to resist torsions and lateral pressures created during the test (see Figure 3).SIST EN 14203:2004
EN 14203:2004 (E)8Cords and cables supporting the load coil during the test round a roller tube of diameter Dt.Diameter Dt is equal to the diameter of the circle inscribed in a square, the side of which being equal to thelargest size of the smallest of the brackets specified by the gear manufacturer fit for use with the gear fitted inthe test gear with crank handle, multiplied by the factor 0,6.6.3.2Nominal test loadThe nominal test load P is applied by means of two elastic devices placed respectively at the 1/3 and 2/3 ofthe frame (see Figures 3, 4 and 5).These devices allow the reaching of a load with a linear variation from 0 to the value P with :ctsDDMP+´=2[N](4)where— MS, in Nm, is the output torque given by the gear manufacturer— Dt, in m, is the diameter as defined in 6.3.1— Dc, in m, is the diameter of the coiling cord or cable measured when loadedThe travel of the pulleys is 1 m minimum.Dimensions in mFigure 3 — Test rig of gear with crank handle for venetian blindSIST EN 14203:2004
EN 14203:2004 (E)9Dimensions in mKey1Load = 0 N2Load = P/2 N on each cableFigure 4 — Half test rig of gear with crank handle for venetian blindSIST EN 14203:2004
EN 14203:2004 (E)10Key1Load value2Travel of the pulley in mFigure 5 — Variation of the load P for testing gear with crank handle for venetian blind6.4 Gear with crank handle for folding arm awning6.4.1GeneralGear with crank handle intended to operate a folding arm awning is defined by the following parameters (seeFigure 6).a) Nominal torque— MSN, in Nm, is the output torque, applied during 90% of the travel.— MSP, in Nm, is the "peak" output torque, applied during 10 % of the travel, needed to unlock the arms.b) Effort in the crank handle— FSN
in N, is the maximum value of the effort, needed to operate during 90% of the travel.— FSP, in N, is the maximum value of the "peak" effort, during 10 % of the travel, needed to unlock the arms.Key1Output value torque2Travel of the awning390% of the travel410% of the travelFigure 6 — Diagram of the variation of the output torque during the operation of a folding arm awningfrom the totally extended positionSIST EN 14203:2004
EN 14203:2004 (E)116.4.2Test equipmentThe transverse beam is made of the roller tube of the smallest diameter Dt from the roller tube specified by thegear manufacturer in his technical instructions for the gear with crank handle.6.4.3Test loadsThe test loads are equally distributed to each third of the test rig frame (see Figure 7 and Figure 8).Test loads are applied in the following manner :— a nominal load PN with a total travel of 2 m minimum ;— an overload (PP-PN) allowing to simulate the peak of torque applied during the last 0,2 m of the travel ofload PN .The values PP and PN are determined using the following formulas :ctNSN2DDMP+´=
[N](5)ctSPP2DDMP+´=
[N](6)where— MSN, in Nm, is the output torque, given by the gear manufacturer— MSP, in Nm, is the "peak" output torque, given by the gear manufacturer— Dt, in m, is the diameter as defined in 6.2.1— Dc, in m, is the diameter of the coiling cord or cable measured when loadedFSN and FSP, in N, are the operating efforts to be applied to the crank handle needed to lift respectively theload PN and the load PP, measured according to EN 13527 on the test rig shown in Figure 7.SIST EN 14203:2004
EN 14203:2004 (E)12Dimensions in mFigure 7 — Half test rig of gear with crank handle for folding arm awningKey1Load value2Travel of load PNFigure 8 — Variation of the load P (PN , PP) for testing gear with crank handle of folding arm awning6.5Gear with crank handle for other types of awnings and blinds6.5.1Test equipmentThe transverse beam is made of the roller tube of the smallest diameter Dt from the roller tubes specified bythe gear manufacturer in his technical instruction for the gear with crank handle.6.5.2Nominal test loadThe nominal test load P is determined by the following formula:ctsDDMP+´=2[N](7)SIST EN 14203:2004
EN 14203:2004 (E)13where— MS, in Nm, is the output torque given by the gear manufacturer— Dt, in m, is the diameter as specified in 6.5.1— Dc, in m, is the diameter of the coiling cord or cable measured when loadedThe test load P is distributed equally to each third of the test rig frame (see Figure 9).The travel of the testing load is 2 m minimum.Dimensions in mFigure 9 — Test rig of gear with crank handle for other types of awning and blinds6.6Installation of the gearThe gear with crank handle is installed according to the manufacturer's installation instructions. The gear ismounted at one end of the beam (roller tube or U profile). The exit position of the joint makes an angle with theaxis of the crank of :— 30° ± 2° in the case of a single universal joint gear (see Figure 10 a) ;— 60° ± 2° in
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