DTSSD22英文说明书浩琳达.docx

DTSSD22英文说明书浩琳达.docx

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DTSSD22英文说明书浩琳达

1.General:

D

SD22three-phasemulti-functionelectronicenergymeterisspecificintegrated,high-techintelligentinstrument.

Themeter,adoptingthestate-of-the-artASIC,non-volatilememory,standardRS485interface,IRcommunication,LCDdisplay,isdesignedandmanufacturedwithSMTtechnicsaccordingtoIECandintermsofChinesesituation.

Thiskindofenergymeterintegratesmanyfunctions,realizingactivebi-directional,reactive4quadrantTOUenergy,splitphase,demandandpowerfactormetering,displayingandremotelytransmittingreal-timevoltage,current,power,loadprofileandetc;meantime,novoltage,phaseloss,currentloss,voltagequalificationratelog,alarmanddisplayfunctionareavailable,whichcaneffectivelypreventstamperingaswellasmeetselectricpowermanagementautomationrequirement.

Uponrequestoftheusers,themetercanbeinstalledwithradiomodulesothatremotemeterreadingchannelisavailable.

1.1Performance

1.1.1Themeter’scircuitdesignandcomponentsadoptingarebasedonalargerangeofenvironmenterror,assuringthemeterbeingabletoworkstablyinalongterm.Basically,theaccuracywillnotbevariousuponfrequency,temperatureandvoltagechanging.Smallsize,lightweight,goodsealingproperty,highreliabilityandstrongresistancetodisturbance

1.1.2ThebackupLithiumbatteryisavailable,itcanguaranteethatthedatawillnotlose,calendar,clockandtimeperiodprocedurecontrolcanworknormallywhenthepowerisoff,andthemeterwillautomaticallyoperatewhenthepowerisrestored.

1.1.3Photo-electricitycouplingpulseoutputportissetonmeterterminalblock,easyforerrortestanddatacollecting.Pulseoutputconstantisconsistentwithmeterconstant.

1.1.4MeterrunninginformationcanbetransmittedthroughIRhandheldcomputer,RS485andphoto-electricityinterface.

1.1.5Theworktemperaturerangeis-40～65℃,andtherelativehumidityshouldnotexceed85%

1.2Workingprinciple:

AftervoltageandcurrentsignalsinPhaseA,B,CareconvertedintocorrespondingdigitalinformationthroughASIC,themeterwillcalculatethevoltage,current,powerandenergyineachphase;CPUreadsthedatathroughSPI,obtainsandrecordsenergy,demandandpowerfactoretc.throughprocedureprocessing.Atthesametime,itcanalsodistinguishtheabnormityofvoltageorcurrentineachphaseandrecordthestatusofcorrespondingvoltagelossandcurrentloss.

1.3SpecificationandMainTechnicalparameter

AlltheindexmeetstandardofIEC62053.

1.3.1Specification

Model

Accuracy

RatedVoltage（V）

RatedCurrent（A）

DSSD22

Active0.2S/0.5S/1.0

Reactive2.0

3×100

3×380

0.3（1.2）1.5（6）3（6）

5（10）5（20）10（40）20（80）20（100）30（100）

DTSD22

Active0.2S/0.5S/1.0

Reactive2.0

3×57.7/100

3×220/380

3×230/400

0.3（1.2）1.5（6）3（6）5（10）5（20）10（40）20（80）20（100）30（100）

Uponrequestoftheuser,ourcompanywilldesignandproducemeterswithallkindsofspecialvoltage,current,functionandcommunicationprotocoltorealizeenergymeteringonspecialcondition.

D

SD22SS1importandexportaccuracyarebothsatisfiedwithaccuracyrequirement,andimportandexportaccuracyoperateatthesametimeperiod.

D

SD22SS2importandexportaccuracyarebothsatisfiedwithaccuracyrequirement,whileexportandimportoperateattheirowntimeperiod.

D

SD22SD1saveexportdataandexportenergyfortheuser’sreference,andimportandexportaccuracyoperateatthesametimeperiod.

D

SD22SD2saveexportdataandexportenergyfortheuser’sreference,andexportandimportaccuracyoperateatthesametimeperiod.

1.3.2MainTechnicalParameters:

Clockerror:

±0.5s/d（temperaturecompensationhardclock）

Powerconsumption:

LCDdisplay,voltagecircuit≤1.2W／5VA,currentcircuit≤0.5VA

Voltagerangeforpowersupply:

70%Un～130%Un

Backuppowersupply:

doublelithiumbattery,3.6v1.2Ah,thedatacanbesavedforover10years

Thelifeofbattery:

≥10years

Accuracy:

activeclass0.2S／0.5S／1.0,reactiveclass2.0

Startingcurrent:

≤0.1%Ib（0.2S，0.5S）,≤0.2%Ib（Class1.0）

Runningwithnoload:

logicalcircuitagainstrunningwithnoloadisavailable

Tariff&Period:

Themeterhas32energytariffregistersand24demandtariffregisters.10setstimezonescanbeseteveryyear.4tariffs,12timeperiods,12holidayandweekendcanbeseteveryday.Alsotheusercansetdifferenttimezones,timeperiod,andnumberoftariffuponrequirement.

1.4Adjustmentandcalibration

1.4.1Adjustment

Beforeoutgoingthefactory,themeterisadjustedandsealed,soadjustmentisnotrequiredafteroutgoing.Ifadjustmentneeded,itcanbedonethroughsoftwareprovidedbyourcompany.

1.4.2Calibration

Thiskindofwatt-hourmeterhasspecifictestingapertureforactiveandreactive.Whenyoutestit,inordertoensurethetestingaccuracy,youshouldaddthepulsewhenthecurrentincreasesatthedifferenttestingspot（thecurrentrangesfrom1%Ibto4Ib）,andyoushouldchooserightlyintherangeof1to8pulse.

Theindicationlightsofactiveandreactivearered.ThereactiveimportandexportcanbesetasⅠ+Ⅳ,Ⅱ+ⅢorⅠ+Ⅱ,Ⅲ+Ⅳuponrequestoftheuser.

1.5Transportationandstorage

1.5.1Themetershouldbefreeofvioletshockduringtransportationandstorage,andalsoshouldconformtoGB/T15464-1995Generaltechnicalconditionsforinstrumentandmeterpackaging

1.5.2Storagecondition:

thetemperatureshouldbe-40℃～70℃,relativehumidityshouldbelessthan85%andthereisnocorrosivegasexisting.Themetershouldbeplacedonthestandsinthewarehouse,withpilingupheightofindividualmeterlessthan5piecesandcartonlessthan5cartons

1.5.3Guaranteeperiod:

Ontheconditionofcorrectoperationaccordingtousermanualandthesealingiswithnodamage,themeterwillbegrantedfree-chargereparationorreplacementwithin3yearsifthemetercan’tmeetrequirementsstipulatedbytechnicalcondition

2.Function

2.1Meteringfunction

2.1.1Energymetering

a.Recordingandstoringactiveandreactive4quadrantcumulativetotalenergyinimportandexportforthismonth,lastmonthandthemonthbeforelastandetc.

b.Recording,displayingandstoringactiveandreactive4quadrantenergyateachtariff（sharp,peak,off-peak,shoulder）inimportandexportofthismonth,lastmonthandthemonthbeforelastandetc.

c.Recordingandstoringreactiveenergyineachquadrantandreactiveenergyabsolutevalueandthesumofpeak,off-peakandshoulderenergyofanytwoquadrantsforthismonth,lastmonthandthemonthbeforelast.

d.RecordingandstoringactivecumulativetotalenergyofphaseA,phaseBandphaseCinimportandexportforcurrentmonth,lastmonthandthemonthbeforelast.

e.Defaultdisplayingenergydataforlast3monthsfromthismonth,lastmonthtothemonthbeforelast（displaycontentcanbesetuponuser’srequest）,storing12months’historicaldata

f.Energymeteringvalueis6integersand2decimals.TheunitiskWh,kVarhandkVAh.

2.1.2DemandMetering

a.RecordingandstoringimportandexportactiveMD,peak,off-peakandshoulderdemandaswellasthestateddemandoccurringdateandtimeofthismonth,lastmonthandthemonthbeforelast.

b.Recordingandstoringactivepeakandoff-peakMDanditsoccurringdateandtimeofthismonth,lastmonthandthemonthbeforelastmonth

c.RecordingandsavingreactiveMDanditsoccurringdateandtimeofthismonth,lastmonthandthemonthbeforelastmonth

d.Randomdisplaycurrentdemand,trulyreflectcurrentloadstatus

e.Whenthemeteroperatestothepre-setmeterreadingday（dateandtimecanbeset）,itautomaticallyreadsMDandthenclears.MDclearingcanbeoperatedmanuallybypersonnelauthorized.

f.Defaultdisplaydemanddata（displaycontentcanbeset）oflast3months:

thismonth,lastmonthandthemonthbeforelast,andsavehistoricaldataof12months

g.Demandmeteringvalueis2digitsintegral,4decimals,andtheunitiskW,kvar,kVA

2.1.3Voltage,Current,PowerandFrequencyMetering

a.Real-timedisplayvoltage,currentofphaseA,BandC.

b.Real-timedisplayapparentpower,reactiveandactivepowerofphaseA,BandC.

c.Real-timedisplaynetworkfrequency

2.1.4PowerFactorMetering

Randomdisplaytotalpowerfactor,phaseA,BandCpowerfactorofcurrent15min.

2.2Voltageloss,currentlossandphaselossalarm,displayandrecordfunction

2.2.1WhenthecurrentI≥0.5%Ib（settable）,andany（two）of3phaseisvoltageloseorlowerthan78%（settable）ratedvoltage,themeterisidentifiedasvoltageloss.Themeterwillsendsound-lightalarmanddisplaythephasewithfailure.Ifvoltagelossisover30sec（settable）,themeterstartsinteriorvoltagelosslogprogramtorecordthephasesufferingloss,voltagelossstartandendtime,voltagelossaccumulativetimeandtimes,normalphaseenergyduringthetimeoffailurestartandend.Aftervoltagerecoversto85%（settable）ofratedvoltage,voltagelossalarmdisappearsandthemeterresumesnormaldisplayandmetering.（See4.5foralarmcode）

Whenthe3phasevoltagesuffervoltageloss,meterhasnodisplay,atthistime,ifthemeterhascurrentandI≥5%Ib,themeterwillbeidentifiedasnovoltage.Themeterwillrecordthistime’snovoltageaccumulativetimeandtimes,startandendtime.Andwhenthevoltageisnormal,itcandisplayaboverecordeddata.

2.2.2Currentloss

Whenthecurrentlowerlimit≥setvalue（settable）,currentimbalancerate≥setvalue（settable）,themeterisidentifiedascurrentloss.Ifcurrentlosssurpasses30sec（settable）,themeterwillsendsound-lightalarm,displayphasewithfailure,startinteriorcurrentlosslogprogramtorecordthephaseo