Valve’s electric actuator User’s Guide

ZZZZ————TYPETYPETYPETYPEValveValveValveValve’’’’sssselectricelectricelectricelectricactuatoractuatoractuatoractuatorUserUserUserUser’’’’ssssGuideGuideGuideGuideYangzhouYangzhouYangzhouYangzhouCityCityCityCityChaoNengChaoNengChaoNengChaoNengElectricElectricElectricElectricValveValveValveValveCo.LtdCo.LtdCo.LtdCo.Ltd-1-Ⅰ.SummarySummarySummarySummaryThemulti-turnvaleelectricactuator,generallyknownasz-type,canbeutilizedonlinear-actionvalvesuchasgatevalve,diaphragmvalve,checkvalveandwatervalve.Usedtoopen,closeormodulatevalves.Theactuatorisindispensablefortheremotecontrol,centralizedcontrolorself-controlofthevalves.Thisversatiledeicefeaturessmallsize,lightweight,reliableperformance,advancedcontrolsystemandeaseofmaintenance;whichallowsforawiderangeofuseinmanyindustrieslikepetroleumandchemicalindustries,powerstations,watertreatmentandpaper-makingindustries.Intermsofworkingenvironment,theequipmentcanbeclassifiedintofourtypes：DZW(Theoutdoortype);DZB(Theexplosion-prooftype);DZZ(Theintegraltype);DZT(Theintegrated-requlatingtype).TheperformanceofthisproductconformstothestipulationofJB/T8528-1997”GeneralvalveElectricActuatorTechnicalconditions”Itsexplosion-proofperformanceconformstothestipulationsof6B3836.1-2000“ElectricalApparatusforExplosiveGasAtmospheresPart1：GeneralRequirements”,GB3836.2-2000”ElectricalApparatusforExplosiveGasAtmosphere’sPart2:FlameproofEnclosuredandJB/T8529-1997”Explosion-proofvalveElectricActuatorTechnicalConditions”Ⅱ.(specialorders220Vor660V),50HZ(specialorders60HZ);Thecontrollineis220v,50HZ(Specialorders60HZ);Remotecontrolis24VDC.2.AmbientTemperature：-20℃～+60℃(specialorders-60℃～+80℃).3.RelativeHumidity：≤90%(when25℃).4.SurroundingMediums:Theoutdoortypeisusedforenvironmentfreeofcombustible,explosiveandcorrosivemediums;Theexplosion-proofproductsincludedⅠanddⅡBT4;dⅠissuitableforthewordingfaceofthecoalminewherenoexcavatingundertaken;anddⅡBT4canbeappliedinthefactories,wheretheexplosivegasesmixturemeetstherequirementsfortheEnvironment(ⅡA,ⅡBT1-T4).5.ProtectionClass:IP55-Ip67fortheoutdoortypeandexplosion-prooftype.6.OperationRule:Only10minutesatastretch(specialorders30minutes)-2-TechnicalDataofZ-typeseriessheet1Note:weprovidetheelectricactuatorsofotherrotationalspeedsaccordingtotheuse’srequirements.Ⅲ、OOOOutlineutlineutlineutlineandandandandCCCConnectiononnectiononnectiononnectionDDDDimensionimensionimensionimensionNote:F1Note:F1Note:F1Note:F1arearearearethethethetheoutdooroutdooroutdooroutdoortype,F2type,F2type,F2type,F2arearearearethethethethePicturePicturePicturePicture1111OOOOutlineutlineutlineutlinedrawing.drawing.drawing.drawing.expiosionexpiosionexpiosionexpiosion––––proofproofproofprooftypetypetypetype,,,,FFFF3333arearearearethethethetheintegralintegralintegralintegraltypetypetypetype....2、typesandsizesofconnectionseepicture2andsheet3-3-Ⅳ.CCCComponents.omponents.omponents.omponents.Z-typeelectricactuatorconsistsofmotor,speedreducer,momentofforcecontrolapparatus,travelingcontrolapparatus,openingindicator,manual-electricalchangingmechanism,handwheelandelectricalpart.TheoutdoortypeutilizestheincorporateroundrimandO-ringtoseal;whilethesealdesignoftheexplosion–prooftypeisthesameasthatoftheoutdoortypebutanexplosion-prooffaceisaddiedtotheexplosion-prooftypeinadditiontothesamesealdesign.Theexplosion-proofjunctionboxandthree–phasemotorwhichspeciallydesignedtotheoutdoortype,corrosionandexplosion-prooftheelectricalvalveofseriesYBDF.Seepicture3aboutitstransmissionprinciple:-4-1.1.1.1.MotorMotorMotorMotor2.32.32.32.3....SSSSpurpurpurpurGear.Gear.Gear.Gear.4.4.4.4.:Speedreduceriscomposedofapairofspurgearsandwormgearpairs.Themotiveforceofthemotortransfersfromspeedreducertotheoutputshaft.1.3Torquecontrolapparatus:Torquecontrolapparatusisacommonlyusedpartforthez-series,itscomponentsseePicture4.Whenacertainamountoftorqueisappliedtotheoutputshaft,thewormwillrotateandmovetodrivethecrankwhichinturncausestheblockcollisiontopressthecamandraisethesupportwillliftuntilthemicroswitchdisconnectsthepowersourceandstopsthemotors