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ASSEMBLY INSTRUCTIONS SOLON STANDARD MODULES
SOLONmodulesmayonlybeassembledbyqualifiedspecialistfirms.Pleaseobservethestandardsand
regulationsrelevantforPVsystems,likeVDEregulations(GermanAssociationforElectrical,Electronic&
InformationTechnologies),DINstandards,VDEWguideline(GermanPowerIndustriesAssociation),theTAB
(technicalconnectionconditions)oftheresponsiblenetworkoperatorsaswellastherulesoftheEmployer's
LiabilityInsuranceAssociationsforindustrialsafety.Non-compliancemayresultinconsiderablepersonal
injuriesanddamagetoproperty.
Thebasisforthedimensioning,theratingandtheconstructiverealizationofsolarsystemswithSOLON
modulesonroofconstructionsandsupportframesarethecurrentlyvalidstandardsandregulationslike
DIN 1055 Part 4 Wind Load(VersionMarch2005)andDIN 1055 Part 5 Snow Load(VersionJuly2005).
ThenewseriesofstandardsthathavebeguntogoverntheeffectsandloadassumptionsinGermanysince
January2007,containvaluesfortheformulationofwindandsnowloadsthatareconsiderablymore
precise.
Thesnow load on the groundskin kN/m²to be consideredinGermanyresultsfromtherespective
snowloadzone,thelocationofthebuildingandthegroundlevelelevationaboveseallevel(seeAnnex1
forsnowloadontheground).
Thewind load to be consideredmustbedeterminedforthelocationoftheprojectfromthewindzones
mapwhichallowsforthelocationofthesiteaswellasforfourwindzones.Forbuildingsuptoaheightof
25m,thewindloadcanbedeterminedusingasimplifiedprocedure.Dependingontheheightofthe
building,thewindloadisspecifiedasSpeed Pressure q in kN/m² (Annex2).
Inordertoretainapracticaldefault,theallowable snow load to the ground skallow mustbetakenfrom
thetablesandcomparedwiththesnow load to the ground to be appliedsk.Therequirementsforan
assemblyapprovalforthemodulesaremetiftheallowablesnowloadaccordingtothetableislargerthan
thesnowloadtobeappliedforthelocationoftheassembly,thusskallow≥sk.Favorableassemblyconditions
willallowtheuseofthemodulesatthelargestapplicablewindandsnowloadsaccordingtoDIN1055.In
ordertoavoidincreasedstressonthemodulesintheedgezonesandcornerareas,itisnecessaryto
maintainminimumdistancesfromtheedgesofbuildingsortocarryoutseparatecalculations.
Thecalculationresults(Annex3through6)arealsobasedontheDIN 1055-100,Effects on Supporting
Structures(March2001)andtheDIN 4113,Aluminum Constructions (September2002).Theeffects
resultingfromthedeadweightofthemodules,windandsnowhavenotbeenconsideredindividually,but
havebeencombinedwithregardtotheirprobabilityofoccurrence.
Clearanceofthedepictedtypesofassemblyisgranteduptothemaximumresulting load carrying
capacity of the surface in kg per m2of module surface (Table1)thatisspecifiedforthemoduletype
andwhichmaynotbeexceeded.Dependingonthesupportandattachmentarea(maximumoroptimal)
andonthearrangementofthemodules(verticalorhorizontal),themaximumresultingloadcarrying
capacityofthesurfacecanbedetermined.