Daiichi Electronics ASY-96 - Manual Synchronization Control

ASY‑206‑077
10
6.4Manualsynchronizationcontrol.
6.4.1Incaseofsynchronizingclosingformgeneratortobus(receiving).
①Manualsynchronizationstartcanbedoneunderthebusvoltageinputcondition(AC90to125V)after
generatorvoltage(morethanAC80V)isstable.Thecontrolwillstopunderunstablevoltagecondition
anddisplay“ERROR”(F5).(Willautomaticallyreturnwhenitcomesinwithintherange.)
②Whenvoltageandfrequencyarecontrolwithinthelimits(referto7pagesitem5.1),thedisplayof
phasedifferencedisplayLEDrotatesatthespeedaccordingtoafrequencydifference.
7segmentLEDofvoltage(△V)andfrequency(△F)displaysadifference.
③Voltagedifferenceofbusandgeneratorcanbemanuallycontrolledwithinthesettingrange(△V).
”LED”(△V)turnsonwithintherange.
④Frequencydifferenceofbusandgeneratorcanbemanuallycontrolledwithinthesettingrange(△F).
”LED”(△F)turnsonwithintherange.
⑤Incasethephasedifferenceisatsynchronizingpoint±15°underthesettingrangeinthevoltage
andfrequencydifference,synchronismchecksignal(±15°)isoutputand“LED”turnson.
⑥Circuitbreakerclosingsignal(25)ismanuallyoutputaheadofthesynchronizingpoint,accountingon
theadvancetimeaswellasmanualresponse,inordertoclosethecircuitbreakeratsynchronizing
pointwithinthesettingrange.
6.4.2Incaseofsynchronizingclosingfrombustogenerator.
①Manualsynchronizationstartcanbeinputunderbus(receiving)voltageinputcondition(AC90to125V)
and“SLOW”sideclosingdesignation(morethanAC80Vingeneratorvoltage)isinput.
Thecontrolwillstopunderunstablevoltageconditioninthegeneratorsideand“ERROR”(E5)isdisplayed.
(Automaticallyreturnswhenitcomesinwithintherange.)
②Whenvoltageandfrequencyarecontrolwithinthelimits(referto7pagesitem5.1),thedisplayof
phasedifferencedisplayLEDrotatesatthespeedaccordingtoafrequencydifference.
7segmentLEDofvoltage(△V)andfrequency(△F)displaysadifference.
③Voltagedifferenceofbusandgeneratorcanbemanuallycontrolledwithinthesettingvalue(ΔV).
“LED”(ΔV)turnsonwithintherange.
④Frequencydifferenceofbusandgeneratorcanbemanuallycontrolledwithinthesettingvalue(0〜
‑ΔF).“LED”(ΔF)turnsonwithintherange.
⑤Incasethephasedifferenceisatsynchronizingpoint±15°underthesettingrangeinthevoltage
andfrequencydifference,synchronismchecksignal(±15°)isoutputand“LED”turnson.
⑥Circuitbreakerclosingsignal(25)ismanuallyoutputaheadofthesynchronizingpoint,accountingon
theadvancetimeandmanualresponse,inordertoclosethecircuitbreakeratsynchronizingpoint
underthesettingrange.
<Note>Closingmustbedonefrom“SLOW”sideinordertopreventthereversepowerfromthereceivingside.