西门子skp15.25.55.75

CC1N7643en27.06.2016BuildingTechnologiesDivision7643Open/ClosedOpen/ClosedwithconstantpressuregovernorOpen/ClosedwithdifferentialpressuregovernorOpen/ClosedwithratiopressuregovernorSKP15...SKP25...SKP55...SKP75...ActuatorsforgasvalvesSKPx5...Open/closedsafetyshutofffunctionconformingtoEN161incombinationwithvalvessuppliedbySiemensDampedopening(rapidclosing)VerylowpowerconsumptionSuitableforusewithgasesofgasfamiliesI...IIIOptionallywith/withoutendswitch(factory-set)Plug-inconnectionfacilityElectricalindicationofoperationValvestrokeindicationSupplementaryDataSheetsonvalves(referto«Use»)ModelsforUSAonrequestTheSKPx5andthisDataSheetareintendedforusebyOEMswhichintegratetheactuatorsintheirproducts.2/41BuildingTechnologiesDivisionCC1N7643en27.06.2016UseActuatorsaredesignedforusewiththefollowingtypesofvalves:TypeofvalveMediumDataSheetVGGVGFNaturalgasGasesofgasfamiliesI...IIIN7636VGD2VGD4NaturalgasGasesofgasfamiliesI...IIIN7631VRFBiogas(withSKP15,otheractuatorsonrequest)N7633VLFHotairN7637Thecombinationofactuatorandvalveprovidesthefollowingfunctions:-Safetyshutoffvalve(SKP15)-Safetyshutoffvalvewithgaspressuregovernor(SKP25,SKP55,SKP75)TheelectrohydraulicactuatorstogetherwiththevalvesaredesignedforusewithgasesofgasfamiliesI...IIIandair.Theyareusedprimarilyongas-firedcombustionplant.Theactuatorsopenslowlyandcloserapidly.Theactuatorcanbesuppliedwithendswitch(forindicatingthefullyclosedposition).Forinformationaboutvalvesizing,refertothe«Valvesizingchart»intheDataSheetoftherelevantvalve.IftheactuatorsareusedwithgasesotherthanthoseofgasfamiliesI...III,SiemensAGassumesnoresponsibilityfortheactuator’sdurabilityandlifeexpectancy.Alltypesofactuatorscanbecombinedwithanyofthesevalves.TheelectrohydraulicoperatedgasfittingsSKP15togetherwithVGxvalvesworksexclusivelyasasafetyshutoffvalve(Open/Closed).Theyareusedprimarilyongas-firedcombustionplant.Theactuatorsopenslowlyandcloserapidly.Avalvestrokeindicationatactuatorcanonlybedeliveredwithendswitch.TheSKP25operateswithagaspressuregovernorandcontrolsthegaspressureaccordingtothesetpointpreselectedwiththesetpointspringorairpressuresignal.Itsfieldofuseisprimarilyforceddraftgasburners-withmechanicalair/fuelratiocontrol(SKP25.0)-withelectronicair/fuelratiocontrol(SKP25.0)-with2-stagesetpointchangeover(SKP25.2)-withproportionategovernor(SKP25.3)-withhighpressuregovernor(SKP25.4)-withzeropressuregovernor(SKP25.6)-withconstantpressurecontrol,butwithelectricpressuresetpointadjustment(SKP25.0withAGA30.7andSAS)ModularconceptActuatorsSKPx5ingeneralSKP15SKP253/41BuildingTechnologiesDivisionCC1N7643en27.06.2016Use(cont´d)TheSKP25.0withAGA30.7andSASsolutionenablesmotorizedpressuresetpointadjustmentformotorizedsettingorcorrectionofthesetpointforatmosphericandcomparableburneroperatingconditions,typicaloutputmodulationmultistageorshifting1:5notforgas-airratiocombinedsystems(e.g.classCinaccordancewithEN12067-2)SKP25.0(withAGA30.7andSAS)mustnotbeusedinapplicationsthatrequiremechanicaloperatingconditionshigherthanclass3M1(EN60721-3-3).Vibrationsarenotpermitted.Correctivemeasuresmustbeimplementedontheplantinindividualcases.TheSKP55operateswithadifferentialpressuregovernorandcontrolsadifferentialgaspressureaccordingtoadifferentialairpressure.Theratioofthedifferentialpressuresis1-to-1andconstantacrosstheentireairrange.Itsfieldofuseispredominantly-combustionplantwithcombinedheatrecoverysystems-plantwherepressureconditionsintheburnerandcombustionchamberdonotchangeinproportiontoloadchanges-burnerswithadjustableair/fuelmixingdevicesintheburnerhead-plantwithnegativepressurelevelsonthegasorairsideTheSKP75operatesasaratiopressuregovernorandprovidescontrolofthegaspressuredependingonthepressureofthecombustionair,ensuringthattheadjustablegas/airratioremainsconstantacrosstheentireloadrange.Itsfieldofuseisprimarilymodulatingforceddraftgasburners.WarningnotesForadditionalsafetynotes,referinsideofDataSheet!Topreventinjurytopersons,damagetopropertyortheenvironment,thefollowingwarningnotesmustbeobserved!Donotopen,interferewithormodifytheactuators!Anyopeningoftheactuator,replacementofpartsormodificationstotheoriginalproductistheuser’sresponsibilityandcarriedoutathisownriskAllactivities(mounting,installationandservicework,etc.)mustbeperformedbyqualifiedstaffWhenusedinconnectionwithgas,theactuatorsconstitutepartofthesafetyequipmentNotsuitablegasesorgascomponentscauseslossofthesafetyshutofffunctionChecktoensurethattheimpulsepipesarecorrectlyfittedandtight(SKP25,SKP55,SKP75)Fallorshockcanadverselyaffectthesafetyfunctions.Suchactuatorsmustnotbeputintooperation,eveniftheydonotexhibitanydamageEachtimeworkhasbeencarriedout(mounting,installation,servicework,etc.),checktoensurethatwiringisinanorderlystateandmakethesafetychecksasdescribedin«Commissioningnotes»Ifmainsvoltageisfedtotheendswitch(CPI),protectiveearthmustbeconnectedtotheactuatorviathesameplug(AGA65)UseofconnectorsconformingtoDINEN175301-803-AismandatoryTheconnectorsusedmustfeaturecablestrainreliefSolarradiationorformationoficearenotpermitted!Whenus