Delta Solivia 2.5

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Therstlineshowsthelimitsaccordingthestandard.Thesecondlineshowstheactualmeasured
gridvoltageandtheteststatus,positive(pass)ornegative(fail).Pressingthetestisconrmed
andtheauto-testroutinecontinue.Ifnoispressed,theresultisshownfor1minute.Afterthis
time,theresultisconrmedautomatically.
Therstlineshowsthelimitsaccordingthestandard.Thesecondlineshowstheactualmeasured
gridfrequencyandtheteststatus,positive(pass)ornegative(fail).Pressingthetestisconrmed
andtheauto-testroutinecontinue.Ifnoispressed,theresultisshownfor1minute.Afterthis
time,theresultisconrmedautomatically.
Therstlineshowstheactualhighfrequencylimitanddetectiontimesettingsaccordingtothe
standards.Sincetheprotectionisnotsensitivetothefrequencyvariationslessthan40ms(two
linecyclesofthegridvoltageatnominalfrequencyof50Hz),thedetectiontimehasbeensetto
60ms.Pressingtheteststarts.Teststartsalsoautomaticallyafter1minuteifnoispressed.
The rst line shows the actual low frequency limit and detection time settings according to the
standards.Sincetheprotectionisnotsensitivetothefrequencyvariationslessthan40ms(twoline
cyclesofthegridvoltageatnominalfrequencyof50Hz),thedetectiontimehasbeensetto60ms.
Pressingtheteststarts.Teststartsalsoautomaticallyafter1minuteifnoispressed.
Ifhasbeenpressedthedisplayshows,forexample:
Thelimit“L:”willincreasetillcrossingtheactualmeasuredgridvoltage“A:”.Reachedthiscondition
theinverterdisplayshows,forexample:
L: 230 V 0.164 S
A: 230 V UV pass
Ifthetestisconrmed,theinverterperformstheHFTtest,highfrequencytest,whichverifythehigh
frequencyprotection.Thedisplayshows:
L: 50.30 Hz < 0.06 S
Start HFT test?
L: 50.30 Hz HFT
A: 49.99 Hz RUN
Thelimit“L:”willdecreasetillcrossingtheactualmeasuredgridfrequency“A:”.Reachedthiscon-
ditiontheinverterdisplayshows,forexample:
L: 49.99 Hz 0.044 S
A: 49.99 Hz HF pass
Ifthetestisconrmed,theinverterperformstheLFTtest,lowfrequencytest,whichverifythelow
frequencyprotection.Thedisplayshows:
L: 49.70 Hz < 0.06 S
Start LFT test?