DehumidierML420-MLT1400
Partnumber170-013448–005170-013448–004170-013448–003170-013448–002170-013448–001
A
Ø100Ø125Ø160Ø200Ø250
B
Seesection9.1,Dimensionsandservicespace.
L(mm)
210210200140150
ML420XX
ML690XX
MLT800XX
ML1100XX
ML1350XX
MLT1400XX
CA CA
CA
UTION! UTION!
UTION!
Thedehumidierhasbeendesignedtooperateatspecicprocessairowscorrespondingtothefansizes
installed.
■Theprocessairanddryairductsshouldbethesamediameter.Thesameappliestothereactivationair
andwetairducts.
■Thelengthofductworkmustbekeptasshortaspossibletominimisestaticairpressurelosses.
■Tomaintainperformance,allrigidprocessorreactivationairductworkjointsmustbeairandvapour
tight.
■Theprocessairductworkmustbeinsulatedtopreventcondensationdevelopingontheoutsideofthe
duct,wheneverthetemperatureoftheairwithintheductfallsbelowthedewpointtemperatureofthe
ambientairthroughwhichtheductworkisrouted.
■Theductsmustalwaysbeinsulatedwhenthereisariskoffreezing.
■Thewetairleavingthedehumidierwill,becauseofhighmoisturecontent,condenseontheinsideduct
walls.Byinsulatingtheducts,theamountofcondensateisreduced.
■Horizontalwetairductsmustbeinstalledwithaslightdecline(awayfromthedehumidier)todrain
awaypossiblecondensation.Suitablecondensationdrainsmustbeinstalledatlowpointsinthewet
airoutletduct,seeFigure4.7.
■Ensurethataccessforoperationandservicingisnotrestrictedwhendesigningandinstallingducting.
Formoreinformation,refertosection9.1,Dimensionsandservicespace.
■Toreducenoiseand/orvibrationbeingtransmittedalongrigidducts,goodquality,airtightexible
connectionscanbetted.
■Ductsmounteddirectlyontotheunitmustbeindependentlysupportedtominimisetheloadontheunit.
■Dampersforadjustingtheairowsmustbeinstalledinthesupplyairoutletandreactivationairinlet
ducts.Correctairowsareessentialfortheoperatingefciencyoftheunit.Forairowadjustment
instructions,seesection5.3,Airowcheckandadjustment.
■Thetotalpressuredropintheprocessandreactivationductworkmustnotexceedtheavailablepressure
ofthefansttedtothedehumidier.Fordetailsofminimumavailablestaticpressure,seesection
9.3,Technicaldata.
10Installation190TGB-1035-H1604