Greenheck QEI-L User Manual

P.O. Box 410 • Schofield, WI 54476-0410 • Phone (715) 359-6171 • greenheck.com
Greenheck warrants this equipment to be free from defects in material and workmanship for a period
of one year from the shipment date. Any units or parts which prove defective during the warranty
period will be replaced at our option when returned to our factory, transportation prepaid. Motors are
warranted by the motor manufacturer for a period of one year. Should motors furnished by Greenheck
prove defective during this period, they should be returned to the nearest authorized motor service
station. Greenheck will not be responsible for any removal or installation costs.
As a result of our commitment to continuous improvement, Greenheck reserves the right to change
specifications without notice.
OurWarranty
Prepared to Support
Green Building Efforts
Specifications
00.CVI.1018 R7 5-2012 IP
Copyright © 2012 Greenheck Fan Corp.
Model QEI-L, QEI-I/II and QEID
Supply,exhaust,orreturnairfansshallbe
oftheinlinemixedflowtype.
Thehousingshallbeconstructedofwelded
heavy-gaugesteeltoassurenoairleakage.
Housingshallhaveinletandoutletcollars
forslip-fitductconnections.Thehousing
andbearingand/ormotorsupportsshallbe
constructedofheavy-gaugesteelmembers
topreventvibrationandrigidlysupportthe
shaftandbearings.Weldedsteelvanes
shallstraightentheflowofairfromthefan
discharge.
AllQEI-LandQEI-I/IIunitsupthroughsize
27shallincorporateauniversalmounting
systemthatallowsthefantobemountedin
eitherverticalorhorizontalconfigurations
andfieldrotationofthemotorpositionin
90degreeincrements.Bearinglifeshallnot
bereducedbelowspecifiedlevelindifferent
configurations.QEI-I/IIunitssize30and
largershallallowforfieldrotationofmotor
positions.Unitsshallaccommodatebase
mountorceilinghungmountingwithout
structuralmodificationstothefan.
Thewheelshallbeofthemixedflowtype.
Wheelsshallhaveawheelcone,spherical
backplateandsinglethicknesscambered
blades.Wheelsshallbestaticallyand
dynamicallybalancedtobalancegrade
G6.3perANSIS2.19.Thewheelconeand
faninletconeshallbecarefullymatched
andshallhavepreciserunningtolerances
formaximumperformanceandoperating
efficiency.
Eachassembledfanshallbetestrunat
thefactoryatthespecifiedfanRPM.The
maximumallowablefanvibrationshallbe
0.15in/sec.peakvelocity,filter-infor
QEI-I/IIwithsignaturestakenoneach
bearinginthreeplanes;horizontal,vertical,
andaxial.Maximumvibrationof0.08in/sec.
peakvelocity,filter-inforQEIDinasingle
planeonthefanhousing.Thisreportshall
beprovidedatnochargetothecustomer
uponrequest.
Inletandoutletsoundpowerlevelsshallbe
providedforeachoftheeightoctavebands
atthepointofoperation.
FansshallbelicensedtobeartheAMCA
SealforSoundandAirPerformance.
MixedflowfansshallbeModelQEI-L,
QEI-I/IIorQEIDasmanufacturedby
GreenheckFanCorporation,Schofield,
Wisconsin,USAandshallbesuppliedas
shownontheplansandinthefanschedule.
Additional Belt Drive Specification
Turned,precisiongroundandpolishedsteel
shaftsshallbesizedsothefirstcritical
speedisatleast25%overthemaximum
operatingspeed.Closetolerancesshallbe
maintainedwheretheshaftmakescontact
withthebearings.
Bearingsshallbeheavy-duty,grease
lubricated,self-aligningballorrollertype
withextendedlubricationlines.
QEI-I/IIandQEI-L(horizontalmount)
bearingsshallbeselectedforaminimum
lifeL
10
of80,000(L
50
of400,000)hoursat
maximumoperatingspeed.QEI-L(vertical
mount)bearingsshallbeselectedfora
minimumlife,L
10
of50,000(L
50
of250,000)
hoursatmaximumoperatingspeed.

Greenheck QEI-L Specifications

General

Brand	Greenheck
Model	QEI-L
Category	Fan
Language	English