Munters ML270 - Page 14

DehumidierML180-MLT350
Partnumber170-013477–001170-013477–002170-013477–003170-013477–004
A
Ø80Ø100Ø125Ø160
B
See9.1,Dimensionsandservicespace.
L(mm)
225225220140
ML180XX
ML270XX
MLT350XX
CA CA
CA
UTION! UTION!
UTION!
Thedehumidierhasbeendesignedtooperateatspecicprocessairowscorrespondingtothefansizes
installed.
■Theprocessairanddryairductsshouldbethesamediameter.Thesameappliestothereactivationair
andwetairducts.
■Thelengthofductworkmustbekeptasshortaspossibletominimisestaticairpressurelosses.
■Tomaintainperformance,allrigidprocessorreactivationairductworkjointsmustbeairandvapour
tight.
■Theprocessairductworkmustbeinsulatedtopreventcondensationdevelopingontheoutsideofthe
duct,wheneverthetemperatureoftheairwithintheductfallsbelowthedewpointtemperatureofthe
ambientairthroughwhichtheductworkisrouted.
■Theductsmustalwaysbeinsulatedwhenthereisariskoffreezing.
■Thewetairleavingthedehumidierwill,becauseofhighmoisturecontent,condenseontheinsideduct
walls.Byinsulatingtheducts,theamountofcondensateisreduced.
■Horizontalwetairductsmustbeinstalledwithaslightdecline(awayfromthedehumidier)todrain
awaypossiblecondensation.Suitablecondensationdrainsmustbeinstalledatlowpointsinthewet
airoutletduct,seeFigure4.6.
■Ensurethataccessforoperationandservicingisnotrestrictedwhendesigningandinstallingducting.
Formoreinformation,refertosection9.1,Dimensionsandservicespace.
■Toreducenoiseand/orvibrationbeingtransmittedalongrigidducts,goodquality,airtightexible
connectionscanbetted.
■Ductsmounteddirectlyontotheunitmustbeindependentlysupportedtominimisetheloadontheunit.
■Dampersforadjustingtheairowsmustbeinstalledinthesupplyairoutletandreactivationairinlet
ducts.Correctairowsareessentialfortheoperatingefciencyoftheunit.Forairowadjustment
instructions,seesection5.2,Airowcheckandadjustment.
■Thetotalpressuredropintheprocessandreactivationductworkmustnotexceedtheavailablepressure
ofthefansttedtothedehumidier.Fordetailsofminimumavailablestaticpressure,seesection
9.3,Technicaldata.
10Installation190TGB-1034-L1604