SystemAir DANVENT DV10

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35
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k.5.5Speedcontroloffans
k.5.5.1FrequencyconvertersinsidetheunitareIP20
Fanmotorrevolutionsarecontrolledbyfrequencyconverters.Shieldedcablemustbeusedbetweenthe
frequencyconvertersandthemotors.
k.5.5.2FrequencyconvertersontheunitareIP54
Fanmotorrevolutionsarecontrolledbyfrequencyconverters.
Shieldedcablemustbeusedbetweenthe
frequencyconvertersandthemotors.
k.5.6Pressuretransmitters
Separatecontroloftheairfloworductpressureforsupplyfanandforextractfan.Therequiredairflowor
ductpressureswithnormalaswellasreducedcapacityareselectedontheControl
Panel.
Theactualpressureismeasuredbypressuretransmitters.PIcalculationinthecontrollercontinuously
transmitsthenecessaryrevolutionsforthefanstothefrequencyconverterstoachievetherequired
pressure.
k.5.7Dampermotors
Fourdifferenttypesofdampermotorsareavailable;
 On/offdampermotor,withoutspringreturnfunction.Torque
is20Nmandruntimeis150seconds
 Modulatingdampermotor,withoutspringreturnfunction.Torqueis20Nmandruntimeis150
seconds
 On/offdampermotor,withspringreturnfunction.Torqueis20Nmandruntimeis150/16seconds
 Modulatingdampermotor,with
springreturnfunction.Torqueis20Nmandruntimeis150/16
seconds
k.5.8Filterguards
Filterguardoverpre‐filterandprimaryfilterinstalledandconnectedtothecontrollerfordisplayofalarm
whenthemechanicallysetlimitisexceeded.FilteralarmwillbedisplayedontheControlPanel.
k.6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: