Delta Solivia 2.5

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11 Glossary
AC
Abbreviationfor„AlternatingCurrent“.
Anti-islanding protection
Thisisaunitforgridmonitoringwithassignedswitchingelements(anti-islandingprotection)andis
anautomaticisolationpointforsmallpowergenerationsystems(to30kWp).
BDEW
UnionofGermanElectricalPowerStations.
CE
WiththeCEidenticationcode,themanufacturerconrmstheconformityoftheproductwiththe
validECGuidelineandcompliancewiththesignicantrequirementsstipulatedtherein.
DC
Abbreviationfor„DirectCurrent“.
EMC
TheElectro-MagneticCompatibility(EMC)concernsthetechnicalandlegalbasicsofthemutual
inuencingofelectricaldevicesthroughelectromagneticeldscausedbytheminelectricalengi-
neering.
Galvanical isolation
Noconductiveconnectionbetweentwocomponentparts.
Initialization
Underinitialization(cf.Englishtoinitialize)isunderstoodthepartoftheloadingprocessofapro-
gram,inwhichthestoragespacerequiredfortheexecution(e.g.variable,code,buffers...)forthe
programisreservedandislledwithinitialvalues.
Local utility company
Bylocalutilitycompanyismeantacompanywhichgenerateselectricalenergyanddistributesit
overthepublicgrid.
MPP
TheMaximumPowerPointisthepointofthecurrent-voltagediagramofaPVcellatwhichthe
largestpowercanbetappedoff,i.e.thepointatwhichtheproductofcurrentandvoltagehasits
maximumvalue.
Nominal power
Nominalpoweristhemaximumpermissiblecontinuouspoweroutputindicatedbythemanufacturer
foradeviceorasystem.Usuallythedeviceisalsooptimizedsothattheefciencyisatitsmaximum
incaseofoperationwithnominalpower.
Nominal current
Nominalcurrentistheabsorbedcurrentincaseofelectricaldevicesifthedeviceissuppliedwith
thenominalvoltageandyieldsitsnominalpower.
PE
Inelectricsystemsandcablesaprotectiveearthconductorisfrequentlyemployed.Thisisalso
called grounding wire, protective grounding device, soil, grounding or PE (English „protective
earth“).