SystemAir Danvent DV

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43
k.6.20Alarmsignal
Byalarmthereare24VDConterminalsinthecabinet.LampsandcablesarenotavailablefromSystemair.
k.6.21Heatrecovery
Theheatrecoverycapacityiscontrolledbymodulatingspeedoftherotor
k.6.22Frostprotection–plateheatexchanger
Topreventtheplateheatexchangerfrombeingblockedanddamagedbyicewhentheoutdoorair
temperatureisverylow,theexhaustairtemperaturefromthecoldestareaaftertheheatexchangeris
transmittedtothecontrollerbyatemperaturesensor.Thedampersarecontrolledbymodulatingdamper
motoror
dampermotorstoreducetheflowofoutdoorairthroughtheexchangerandtoincreasetheflow
ofoutdoorairthroughthebypassduct.Bythissequencetheriskoficeblockingoftheexchangerisreduced
andpleasenotethecapacityoftheheatingbatteryissufficientforheating
thismixtureofpreheatedand
notpreheatedsupplyair.
k.7Commissioning
Whentheinstallerhascompletedtheinstallationandwantstohandoverthefinishedinstallationtohis
customerforpaymentthecommissioningprotocolcanbethewrittenreceiptforthefullendedjob.Fillin
theblankspacesandsigntheproposedcommissioningprotocolthatisannex13,orfillin
theWord‐file
withaCommissioningProtocolthatisincludedontheDVDdeliveredwiththeunit.
l.Informationabouttheresidualrisksthatremaindespitetheinherent
safedesignmeasures,safeguardingandcomplementaryprotective
measuresadopted.
l.1Unitcasing.
l.1.1.Designofthemachinetomaketransportsafe
Hazards/dangerousarea:
Incorrecthandlingduringtransportationmaycausethattheunitisdropped.
Dangerousincident:
Ifapersonishitbyaunitthatisdroppe d,thiscouldinunfortunatecircumstancesleadtoirreversibleinjury
ordeath.
Claimforreductionofdanger:
Correcthandlingduringtransportationisdescribedinthismanual.Ifliftedbyfork‐lifttrucktheforksofthe
truckmustbesufficientlylong.Safetymeasuresarealsodescribedinthismanualbyuseofcrane.
Informationaboutweightofeachsectionisalsovisible.
l.2Commonforallunitsections
l.2.1Riskcausedbysurfaces,edgesandcorners
Hazards/dangerousarea: 
Sharpedgesonplatesmightoccurinsidethemachinesaswellassharpedgesonframesofdampers.No
sharpedgesontheoutsideoftheunits.
Dangerousincident:
Cutfingers/hands.
Claimforreductionofdanger:
Riskonlyexistsduringmaintenanceandcleaning.Thistakesplaceatleastonceeveryyear.Useofgloves
andhelmetisdescribedinthismanual.Cut‐resistantglovesforprotectionagainstinjuryfromsharpmetal