CombiNorm En

8/3/2019 CombiNorm En

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CombiNormCentriugal pump according to EN 733 (DIN 24255)



CombiNormAlways the right pump!

Benefts

• Availableinseveralmaterials

• Only5bearinggroupsforthewholerange

• Suitableforawiderangeofduties

• Mechanicalsealsaccordingto EN 12756 (DIN 24960)

• Singleanddoublecartridgeseals

• Standardtypeglandpacking

• BackPullOutprinciple

The CombiNorm is a centriugal pump according to EN 733 (DIN 24255). This is oneo the most versatile pump types. The pump has a wide range o shat sealing options,varying rom gland packing to balanced cartridge double seal. Standard and heavy duty bearings are available, either grease or oil lubricated. That’s why CombiNorm is alwaysthe right pump!

CombiNorm represents a range o horizontalcentriugal pumps suited or handling low-viscosity,cleanorslightlycontaminatedliquids.The pump is designed to EN 733 (DIN 24255);

howeverthenumberofavailabletypesissomewhatlarger,whichprovidesawiderhydrauliceld.

A characteristic o the CombiNorm is the largenumberofmaterial,shaftsealandbearingsystemoptions.Themodulardesignoffersmaximuminterchangeabilitybetweenthevariants.HenceCombiNormisabletohandlemostpumpduties.Ifmoresophisticatedcomponentsarerequired,onlytherelevantbearingorshaftsealmoduleneedstobereplacedwiththeonehavingthe

rightspecications. TheBackPullOutdesigngreatlyfacilitatesmaintenanceoftheCombiNorm.Thankstothesimilaritybetweenthestructuralparts,thestockofsparepartscanbelimited.

CombiNorm



Fromknow-howto fnding solutions

Industry

CombiNorm’samplechoiceofshaftsealingoptionsanditsavailabilityinseveralmaterialsmakesitaverysuitablepumpforgeneralpurposes.ComplyingtoEN733(DIN 24255),providedwithindustrial

standardglandpackingormechanicalsealsaccordingtoEN12756(DIN 24960) CombiNorm is alwaystherightpump.

ApplicationsoftheCombiNormwithinutilitybuildingsareasgeneraldutypumps,circulationpumpsinheatingsystemsandpumpsinwaterpuricationplants.

Utility



Features and Benefts

Foot

•machinedfoot•exactpositioningonbaseplate

and in pipework

Impeller locking

•stainlesssteelimpellercapnutwithatgasket

•reliableandeconomiclocking

Material options

•availableincastiron,nodularcastironand bronze•impellersavailableincastiron,bronze

and stainless steel•othermaterialavailableuponrequest•suitableforawiderangeof

applications

Pump casing•angesaccordingto ISO7005PN10/PN16•max.workingpressure1000kPa(10bar)•widerangeofapplications•largedrainopening•completeandfastdrainingofthecasing

Pump perormance

•optimisedvolutedesign•highefciency

•smoothsurfaces•minimalinternallosses

Suction capabilities

•smoothsuctionentryinpump casing•smoothsurface•optimumNPSH

•antirotationvane•minimalflowdistortion

giving better suctioncapabilities

Impeller back vanes

•flatcoverforhydraulicbalancing•backvanesforhydraulicbalancing•extendedbearinglife•keepssolidsawayfromshaftsealingarea•circulationflowovermechanicalseal



Bearings

•2-deepgrooveballbearingssealedforlifeor oil lubricated double row angular contactbearing and roller bearing greased orre-lubrication or oil lubricated

•extendedMTBF •economicbearinglock-up•rigidcastironbearingbracketconstruction•exactalignment

Shat sealing

•8possiblemechanicalEN12756(DIN 24960)-sealoptions,includingcartridgeseals•sealingringsandelastomersinseveralpossible

combinations•mechanicalsealushedbypumpedliquid(plan11)

•quenchedmechanicalsealoptionmechanicalsealoptionwithcooling/heatingjacket•3possibleglandpackingoptionse.g.withcoolingcoverorexternalush

•suitableformanypossibleapplications•suitableformanyliquids•alsosuitableforhightemperatures

Shat

•steelalloyorstainlesssteelshaft•rigid,reliableshaft •mostsealoptionswithshaftsleeve(extendedimpellerkeyensures co-rotation o the shat)

•nocontactbetweenshaftand pumpedliquidwhenshaftsleeveapplied

Easy and low cost

maintenance

•BackPullOutprinciple•reducedmaintenancedowntimes,quickandeasyimpeller replacement •mechanicalsealsaccordingto

EN 12756 (DIN 24960)

•reducedmaintenancecosts

•cartridgeseals•changeablewearring•reducedmaintenancecosts

Pump cover

•atgasket,fullychambered•nogasketblow-out •machinedts

•integratedstufngbox/mechanical seal chamber

•perfectalignmentofallcomponents

Oil lubrication

•breather/llingplugontop•oilbath•oilsightglass•constantleveloiler•largedrainplug



ShaftsealingsCombiNormisavailablewiththefollowingshaftsealingcongurations:Gland packing options:

Mecahnical seal options:

M1Singlemechanicalseal,unbalanced

M2 MG12 / M7NSinglemechanicalseal,un-balanced,shaftsleeve

M3 HJ92N / HJ977GNSinglemechanicalseal,bal-anced,shaftsleeve

MQ3 HJ92N / HJ977GN

Singlemechanicalseal,balanced,dry-runningpro-tection or pressure-lessquench,shaftsleeve

MW2 MG12 / M7N

Singlemechanicalseal,un-balanced,cooling/heating jacket,shaftsleeve

MW3 HJ92N / HJ977GN

Singlemechanicalseal,balanced,cooling/heating jacket,shaftsleeve

Cartridge seals

single,singlewithquenchand double seals

MQ2 MG12 / M7NSinglemechanicalseal,unbalanced,dry-runningprotection or pressure-lessquench,shaftsleeve

S2

Softpackingring,shaftsleeve

S3

Softpackingring,shaftsleeve,lanternring

S4

Softpackingring,shaftsleeve,coolingjacket



4 6 8 10 12 14 16 20 30 40 60 80 100 120 150 200 300

[m3/h]Q

10

15

20

25

30

40

50

60

80

100[m]

H

25-125

25-160 32-160

32-200 40-200 50-200

65-200

80-200

40-160 50-160 65-160

80-160

32-125 40-125 50-125 65-1251 0 0 - 1 2 5

2 3 4 6 8 10 12 14 16 2 0 3 0 40 6 0 80 100 15 0 200 300 400 600 800 1000 1250

[m3/h]

Q

2

3

4

5

6

8

10

15

20

2530

35

40

50

60

80

100

[m]

H

25-125

25-160 32-160

32-200

32-250 40-250

40-315 50-315 65-315

80-315

80-400

100-400

125-315

125-400150B-400

200-3152 5 0 - 3 1 5

50-250 65-250

8 0 - 2 5 0

40-20050-200

65-200

80-200 100-200

125-250

150-250 200-250250-250

200-2002 5 0 - 2 0 0

150-200

100-315

1 0 0 - 2

5 0

40-160 50-160 65-160

80-160 100-160 150-160

32-125 40-125 50-125 65-125

125-125

1 0 0 - 1 2 5

1 5 0 - 1 2 5

3 4 6

6

8

10

15

20

25

30

40

50

60

80

100

120

8 10 12 14 16 20 30 40 60 80 100 120 150 200 250 300 400

[m3/h]Q

[m]

H

25-125

25-160 32-160

32-200

32-25040-250

50-250 65-250

80-250

40-200 50-200

65-200

80-200

40-160

50-160

65-160

80-160 100-160

100-200

100-250

32-125 40-125 50-125 65-1251 0 0 - 1 2 5

2

2

3

4

5

6

78

10

15

20

25

30

40

5060

7080

100

13 4 5 6 7 8 10 15 20 30 40 50 60 80 100 150 200 300 400500600 8001000 1500

[m3/h]

[m]

Q

H

25-125

25-160 32-160

32-200

32-250

40-250

40-315

50-315 65-315

80-315

80-400

100-400

125-315

125-400

150-400

200-400

150-500

125-500

150B-400

1 5 0 - 3 1 5

200-315

2 5 0 - 3 1 5

3 0 0 - 3 1 5

50-250 65-250

8 0 - 2 5 0

40-200 50-200

65-200

80-200 100-200

125-250

150-250 200-250250-250

300-250

200-2002 5 0 - 2 0 0

3 0 0 - 2 0 0

150-200

100-315

1 0 0 - 2

5 0

4 0-16 0 5 0-16 0 65-160

80-160100-160

150-160

200-160

32-125 40-125 50-125 65-125

125-125

1 0 0 - 1 2 5

1 5 0 - 1 2 5

Hydraulicperformancedata

Technical data Max.capacity 1500m3/h

Max.head 100m

Max.workingpressure 1000kPa(10bar)

Max.temperature 200°C

Max.speed 3600rpm

Subjecttoalterations

3000 rpm 1500 rpm

3600 rpm 1800 rpm



2

1

2

2

1

2

2

2

Yourlocalcontact:

SPXProcessEquipmentNLB.V.DrA.F.Philipsweg51,P.O.Box9NL-9400AAAssen,NETHERLANDSPhone:+31(0)592376767.Fax:+31(0)592376760E-Mail:[email protected]

Formoreinformationaboutourworldwidelocations,approvals,certications,andlocalrepresentatives,pleasevisit

www.johnson-pump.comandwww.spxpe.com.

SPXreservestherighttoincorporateourlatestdesignandmaterialchangeswithoutnoticeorobligation.Designfeatures,materialsofconstructionanddimensionaldata,asdescribedinthisbulletin,areprovidedforyourinformationonlyandshouldnotberelieduponunlessconrmedinwriting.

Issued:10/2008 Copyright©2008SPXCorporationJP-CN-EN

BearingTheCombiNormhas2bearingarrangements:1.twodeep-grooveballbearings(greaselubricated“sealedforlife”)2.adouble-row(twosingle–bearinggroup4)angularcontactballbearingincombinationwitharoller

bearing

Bothversionscanbeprovidedgreaselubricatedaswellasoillubricated.

Grease lubrication

Oil lubrication

Bearing group 4Bearing groups 0 - 0+ Bearing groups 1 - 2 - 3

Bearing groups 1 - 2 - 3 Bearing group 4Bearing groups 0 - 0+

adjustable

adjustable

CombiNorm En

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