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l.5.1Riskcausedbymaintenanceandcleaningofattenuators
Hazards/dangerousarea:
Highconcentrationofdustonthesurfaceofthebafflesmightbeharmfultothehealth.
Dangerousincident:
Tobreatheinparticlesthatisharmfultothehealth.
Claimforreductionofdanger:
Riskonlyexistsduringmaintenanceandcleaning.Thistakesplaceatleastonetimeeveryyear.Useof
particulaterespiratorisdescribedinthismanual.Particulaterespirator–maintenancefreeincludingfoam
face‐sealandadjustablepre‐threadedheadbands(sameparticulaterespiratorasrecommendedforchange
offilters).
l.6FilterstypeDVG–DVF
l.6.1Riskcausedbymissingchangeoffilters
Hazards/dangerousarea:
Missingchangeoffiltersandmissingmaintenancedecreasethecapacityandfinalconsequencewillbe
breakdown.
Dangerousincident:
Byextensivelackofoffilterchangeandmaintenancethemachinecanbreakdown.
Claimforreductionofdanger:
Inthemanualisthemethodandscheduleforchangeoffiltersandmaintenancespecified.
l.6.2Riskcausedbytheexecutionoffilterchange
Hazards/dangerousarea:
Filterpanelsandfilterbags
Dangerousincident:
Tobreatheinparticlesthatisharmfultothehealth.
Claimforreductionofdanger:
Useofparticulaterespirator–maintenancefreeincludingfoamface‐sealandadjustablepre‐threaded
headbands(sameparticulaterespiratorasrecommendedforcleaningofattenuators.
l.7PlugfanstypeDVE
l.7.1Riskcausedbylightningstrike
Hazards/dangerousarea:
Lightningstrikeclosetothemachine.
Dangerousincident:
Lightningstrikecancreateflashoverbetweenphasesandconductiveparts.Thiscancausefireorthe
overvoltagecanmakeinjuryonpersons
Claimforreductionofdanger:
Installerandusermustbeawareofthefactthatlightningmakesariskthatrequiresinstallationof
overvoltageprotectiondevicestoleadthelightningovervoltagetoanearthleadonasafeway.Theneed
forovervoltageprotectiondevicesdependonwheretheunitisplacedinandonthe
building.
Installerandusermusttakecareofthisaccordingtolocalstatutoryrequirements.Overvoltageprotection
devicesarealsodescribedinsectioni.3.1ofthismanual.