Tetra Pak Tetra Centri A610HGD-14C User manual

Te t r a PakProcessingCompor)ts
Operator'sManual
TetraCentri®^
Self-cleaningHermeticSeparators
A610HGD-14C
H610HGD-74C
ProductNo.881154-03-01& 881154-01-03
BookNo.1271703-02Rev.2 ATetraPak

TetraPakProcessingComponents
Operator'sManual
TetraCentri®
Self-cleaningHermeticSeparators
A610HGD-14C
H610HGD-74C
ProductNo.881154-03-01/2& 881154-01-03/2
BookNo.1271703-02Rev.2

AlfaLavalTumbaAB
SeparatorManuals,dept.PPDM
SE-14780Tumba,Sweden
Telephone:[phone]
Telefax:[phone]
PrintedInSweden,01-06
©AlfaLavalTumbaAB2001
Thispublicationoranypartthereofnnaynotbe
reproducedortransmittedbyanyprocessor
meanswithoutpriorwrittenpermissionof
AlfaLavalTumbaAB.

Contents
1SafetyInstructions7
2GeneralInformation13
2.1Foreword14
2.2 Identificationandsafetysigns,machine
A610HGD-14C15
2.3Identificationandsafetysigns,machine
H610HGD-74C17
3Separationprocess19
3.1Basicprinciples20
3.2 General21
3.3Throughput22
4Mechanicalfunction23
4.1Powertransmission24
4.2 Brake25
4.3Sensorsandindicators26
4.4Outlet/inlet28
4.5Axialseals-
coolingsystem29
4.6Bowl31
5Sedimentdischargefunction33
5.1Functiondescription34
6Installationandfirststart37
6.1Preparations38
6.2Beforefirststart39
6.4Operation40
6.5stopping41
6.3Firststart40

7Cleaning43
7.1Checkofcleaning/ discpressure44
8Operatingroutine47
8.1Checl«points48
9Troubletracing51
9.1Mechanicalfunction52
9.2Sedimentdischarge55
9.3Axialseals59
10Demandspecification61
10.1Servicewater62
10.2Compressedair63
11Interfacedescription65
11.1General66
11.2Definitions66
11.3Componentdescriptionand
signalprocessing67
11.4Interconnectiondiagramformonitoringkit72
12Technicalreference73
12.1Technicaldata74
12.2Inandoutletpressures76
12.3Bowlsealingdiagram77
12.4Basicsizedrawing78
12.5Connectionlist81
12.6Foundationdrawing84
12.7Electricmotor86
12.8Guidelinesforfrequencyconverterdrives88
4

2K
STOP
Studyinstructionmanualsandobservethe
warningsbeforeinstallation,operation,
serviceandmaintenance.
Notfollowingtheinstructionscanresultin
seriousaccidents.
In order to maketheinformationclearonlyforeseeableconditions
havebeenconsidered.Nowarningsaregiven,therefore,for
situationsarising from theunintendedusageofthemachineandits
tools.

m

1Safety Instructions
Thecentrifugalseparatorincludespartsthat
rotateathighspeed.Thismeansthat:
•Kineticenergyishigh
•Greatforcesaregenerated
•Stoppingtimeislong
Manufacturingtolerancesareextremelyfine.
Rotatingpartsarecarefullybalancedtoreduce
undesiredvibrationsthatcancausea breakdown.
Materialpropertieshavebeenconsidered
carefullyduringdesigntowithstandstressand
fatigue.
Theseparatorisdesignedandsuppliedfora
specificseparationduty(typeofliquid,rotational
speed,temperature,densityetc.)andmustnotbe
usedforanyotherpurpose.
Incorrectoperationandmaintenancecanresultin
unbalanceduetobuild-upofsediment,reduction
ofmaterialstrength,etc.,thatsubsequentlycould
leadtoseriousdamageand/orinjury.
Thefollowingbasicsafetyinstructionstherefore
apply:
•Usetheseparatoronlyforthepurpose
andparameterrangespecifiedby
AlfaLaval.
•Strictlyfollowtheinstructionsfor
installation,operationandmaintenance.
•Ensurethatpersonnelarecompetentand
havesufficientknowledgeofmaintenance
andoperation,especiallyconcerning
emergencystoppingprocedures.
•UseonlyAlfaLavalgenuinespareparts
andthespecialtoolssupplied.

1Safety Instructions
A DANGER Disintegrationhazards
Usetheseparatoronly for thepurpose
andparameterrangespecifiedby
AlfaLaval.
Ifexcessivevibrationoccurs,stop
separatorandkeepbowlfilledwith
liquidduringrundown.
Whenpowercablesareconnected,
alwayscheckdirectionofmotorrotation.
Ifincorrect,vitalrotatingpartscould
unscrew.
Checkthatthegearratioiscorrectfor
powerfrequencyused.Ifincorrect,
subsequentoverspeedmayresultina
seriousbreakdown.
Weldingorheatingofpartsthatrotate
canseriouslyaffectmaterialstrength.
Wearonthelargelockringthreadmust
notexceedsafetylimit.(|)-markonlock
ringmustnotpassopposite(|)-markby
morethanspecifieddistance.
Inspectregularlyforcorrosionand
erosiondamage.Inspectfrequentlyif
processliquidiscorrosiveorerosive.
rAnIn
8

1Safety Instructions
A DANGER
Entrapmenthazards
Makesurethatrotatingpartshavecome
toa completestandstillbeforestarting
anydismantlingwork.
Toavoidaccidentalstart,switchoffand
lockpowersupplybeforestartingany
dismantlingwork.
Assemblethemachinecompletely
beforestart.Allcoversandguardsmust
beinplace.
Electricalhazards
Followlocalregulationsforelectrical
installationandearthing(grounding).
A WARNING
Crushhazards
Usecorrectliftingtoolsandfollowlifting
instructions.
Donotworkundera hangingload.
Noisehazards
•Useearprotectioninnoisy
environments.

1Safety Instructions
A CAUTION
Burnhazards
Lubricationoilandvariousnnachine
surfacescanbehotandcauseburns.
Cuthazards
Sharpedgesonseparatordiscsandlock
ringthreadscancausecuts.
10

1Safety Instructions
Warningsignsinthetext
Payattentiontothesafetyinstructionsinthis
manual.Belowaredefinitionsofthethreegrades
ofwarningsignsusedinthetextwherethereisa
riskforinjurytopersonnel.
A DANGER
Typeofhazard
Thistypeofsafetyinstructionindicatesa
situationwhich,ifnotavoided,couldresultin
fatalInjuryorfataldamagetohealth.
A WARNING
Typeofhazard
Thistypeofsafetyinstructionindicatesa
situationwhich,ifnotavoided,couldresultin
disablingInjuryordisablingdamageto
health.
A CAUTION
Typeofhazard
Thistypeofsafetyinstructionindicatesa
situationwhich,ifnotavoided,couldresultin
lightinjuryorlightdamagetohealth.
NOTE
Thistypeofinstructionindicatesa situation
which,ifnotavoided,couldresultindamage
totheequipment.
11

7K 1Safety Instructions
12

2General information
Contents
2.1Foreword14
2.2 Identificationandsafetysigns,
machineA 610HGD-14C15
2.3Identificationandsafetysigns,
machineH 610HGD-74C17
13

2.1 Foreword 2 General information
2,1Foreword
Thismanualisintendedprimarily for theMachine
OperatingPersonnel.Itisessentialthatthese
personshavereadandunderstoodthecontents
ofthisbook. It describesthemechanicaland
separating-technicalfunctionsofthemachineas
wellastheprinciplesofoperationanddaily
maintenance.
Thepurposeofthemanualistoenablethe
operatortooperatethemachineandtoachieve
satisfactoryseparatingresultswithregardto
existingsafetyprecautionsandwith
supplementaryoperatingroutine.
Amanualshouldalwaysbeavailablenearthe
placeofoperation.
KeepOperatingroutine,LubricationSchedule,
etc.,easilyvisible.
Letalloperatingpersonnelreadthemanual.
Itisimportanttobefamiliar with theSafety
Precautions.
Themanufacturingcompanyreservestherightto
makechangesindesignoraddany
Improvementsonitsproductswithoutany
obligationstoprovidenoticethereofortoinstall
sameonunitspreviouslydeliveredbyit.
14

2General information 2.2 Identification and safety signs, machine A 610HGD-14C
2.2Identificationand
safetysigns,machine
A610HGD-14C
Alfa Laval ref. 556162, rev. 0
1.MachineplateTextonplate:
Separator
ManufacturingserialNo/ Year
ProductNo
Machinetoppart
Outlet
Bowl
Machinebottompart
Max.speed(bowl)
Directionofrotation(bowl)
Speedmotorshaft
El.currentfrequency
Recommendedmotorpower
Max.densityoffeed
Max.densityofsediment
Max.densityofoperatingliquid
Processtemperaturemin./max.
A610HGD-14C
XXXX
881154-03-01
548940-01
548931-03
561182-01
549501-05/-06(50Hz/60Hz)
6240/ 6235r/min(50Hz/ 60Hz)
1500/1800r/min(50Hz/ 60Hz)
50Hz/60Hz
18,5kW
1030kg/m^
1046kg/m^
1000kg/m^
0/100°C
15

2.2 Identification and safety signs, machine A 610HGD-14C 2General information
3.Safetylabel
Textonlabel:
DANGER
Readtheinstructionmanualsbeforeinstallation,
operationandmaintenance.Considerinspection
intervals.
Failuretostrictlyfollowinstructionscanleadto
fatalinjury.
Ifexcessivevibrationoccurs,stopseparatorand
keepbowlfilledwithliquidduringrundown.
Outofbalancevibrationwillbecomeworseifbowl
isnotfull.
Separatormuststoprotatingbeforeany
dismantlingworkisstarted.
AiglHSigl
t
vs6ses6
gSMWWW -
4.Nameplate"TetraPak' A'
Tetra Pak
6.Arrowindicatingdirectionofrotation
8.Frequencylabel50Hz160Hz
Spacereservedforplateindicating
representative
50Hz
60Hz
16

2General information 2.3 Identification and safety signs, machine H 610HGD-74C
2.3Identificationand
safetysigns,machine
H610HGD-74C
Alfa Laval ref. 556762,rev.O
1.MachineplateTextonplate:
Separator
ManufacturingserialNo/ Year
ProductNo
Machinetoppart
Outlet
Bowl
Machinebottompart
Max.speed(bowl)
Directionofrotation(bowl)
Speedmotorshaft
El.currentfrequency
Recommendedmotorpower
Max.densityoffeed
Max.densityofsediment
Max.densityofoperatingliquid
Processtemperaturemin./max.
H 610HGD-74C
XXXX
881154-01-03
548940-01
558820-01
549514-01/-02
549501-01/ -02(50Hz/ 60Hz)
6240/ 6235r/min(50Hz/ 60Hz)
<—
1500/1800r/min(50Hz/ 60Hz)
50Hz/60Hz
18,5kW
1030kg/m^
1046kg/m^
1000kg/m^
0/100°C
^TetrePak
17

2.3 Identification and safety signs, machine H 610HGD-74C 2General information
3.Safetylabel
Textonlabel:
DANGER
Readtheinstructionmanualsbeforeinstallation,
operationandmaintenance.Considerinspection
intervals.
Failuretostrictlyfollowinstructionscanleadto
fatalinjury.
Ifexcessivevibrationoccurs,stopseparatorand
keepbowlfilledwithliquidduringrundown.
Outofbalancevibrationwillbecomeworseifbowl
Isnotfull.
Separatormuststoprotatingbeforeany
dismantlingworkisstarted.
m Aigiliiifgi m t
jsaas"'-" sssssesssaasasissss^
owowwwowww
VBBBSSSSa
mmmt
sssssesssaasasissss^
owowwwowww
VBBBSSSSa
4.Nameplate"TetraPak" A'TetraPak
6.Arrowindicatingdirectionofrotation
8.Frequencylabel50Hz160Hz
*Spacereservedforplateindicating
representative
50Hz
60Hz
18

3Separation process
Contents
3.1Basicprinciples20
3.1.1Separationbygravity20
3.1.2Centrifugalseparation20
3.2General21
3.3Throughput22
3.3.1Lightphase22
3.3.2Airpenetration/ inletpressure22
19