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Dual Modular Safety Shutoff Valves

DMV-D/602 SeriesDMV-DLE/602 Series

Two normally closed safety shut-off valves in one housing; each with the following approvals.

UL Recognized•UL429•File#MH16727

CSA Certified•ANSIZ21.21•CSA6.5•MarkedC/I•File#1010989

FM Approved•Class7411•File#J.I.1Z6A0.AF

Commonwealth of Massachusetts Approved Product•ApprovalcodeG1-1107-35•GasSafetyShutoffValve

US, Canadian and EU Models•DMV-D701/6,702/6,703/6•DMV-DLE701/6,702/6,703/6•1/2in.NPT-2in.NPT•Rp1/2-Rp2

Codes and Standards:ThisproductisintendedforinstallationscoveredbybutnotlimitedtoNFPA37,NPFA86,ANSIZ83.4,ANSIZ83.18,ANSI Z21.13, CSD-1, UL 795, orCSAB149.3. DUNGS is an ISO 9001 manufacturing facility.

DescriptionTheDualModularValve(DMV)combinestwo automatic shutoff valves in onecompacthousing,whichcanbewiredindependentlyorinparallel.

Valve1(V1)oftheDMV-DandDMV-DLEseries is fastopeningand fastclosing.Valve2(V2)oftheDMV-Disfastopening,whileV2oftheDMV-DLEisslow-openingforsmootherlight-off.Max.flowadjust-mentonV2providesvariablemainflowonbothmodels.Internal profiles and compact designoptimize flowandprovide a lowpres-sure drop. Three body styles reduceinventory.

Directlymountingthefollowingaccesso-riescreatesacompactvalvetrainwithoutadditionalpiping:-Pressureregulator-Highandlowgaspressureswitches-Valveprovingsystem- Ventlineadapter

ApplicationTheDMVisrecommendedforindustrialandcommercialheatingapplicationsthatrequire two safety shutoff valves. TheDMVissuitablefornaturalgas,propane,butane,airandinertgases,andsuitableforupto0.1%byvolume,dryH2S.

DMV_6

02SalesBroch

ure•P/N

226

377

•Ed.01/09

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Specifications

Bodysizespipesize/thread

Max.operatingpressure

Max.bodypressure

Max.close-offpressure

Electricalratings(+10%/-15%)

Powerratings

Enclosurerating

Electricalconnection

Operatingtime

Closingtime

Openingtime(tomax.flow)

Initialliftadjustment

Max.flowadjustment

Materialsincontactwithgas

Ambienttemperaturerating

Installationposition

Testports/Pressureswitchmountingports

Gasfilter(optional)

Gasstrainer(standard)

Positionindication(orderseparately)

Valveprovingsystem(optional)

DMV701 DMV702 DMV7031/2”-1”NPTorRp 1”-2”NPTorRp 1”-2”NPTorRp

7PSI(500mbar)ULandFM5PSI(360mbar)CSA

15PSI(1000mbar)

7PSI(500mbar)ULandFM5PSI(360mbar)CSA

110-120VAC/50-60Hz 24VAC/50-60Hz;24VDC

DMV701:45VA DMV702:65VA DMV703:90VARatingsshownaretotalpowerconsumptionforbothvalvesinclusive.InrushandfullloadcurrenthavethesameVArating.

NEMAType12

DIN-connectorwith1/2”NPTconduitadapter

100%dutycycle

<1s

DMV-D…/602 V1&V2<1sDMV-DLE…/602V1<1s;V2Adjustabletoapprox.10to20sat70°F

AdjustableonV2 DLEonly;0to70%oftotalflow;0to35%ofstroke

AdjustableonV2 <10to100%oftotalflow;<10to100%ofstroke

Housing:Aluminium,Steel;freeofnonferrousmetalsSealingsonvalveseats: NBR-basedrubber

-40°Fto+150°F(-40°Cto+65°C)

Safetyvalveuprightverticaltohorizontal

G1/8ISO228portsavailableonbothsides.EachsidehasoneportupstreamV1,onebetweenV1andV2,onedownstreamV2,andoneoneachflange.

Replaceableintegralgasfilter(50micron)ininletofDMVorPre-MountFilterBlockforDMV702and703. (CannotbeusedwithFRIdirectlymountedtotheDMV.)

InstalledinthehousingupstreamV1(23mesh)

CPI400withindicationlampsandSPDTinterlockswitchorVisualindicator(VI)RequiresVPS504;mountsdirectlytoeithersideofDMV.

DMV-D…/602 Twonormallyclosedsafetyshutoffvalvesinonehousing.V1andV2arefastopening,fastclosing. Adjustablemax.flowwithV2.

DMV-DLE…/602 Twonormallyclosedsafetyshutoffvalvesinonehousing.V1fastopening,fastclosing. V2isslowopening,fastclosing.Adjustablemax.flowandadjustableinitialliftwithV2.

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FRI Gas pressure regulatorMounting the FRI series gas pressureregulatordirectlytotheDMVdualsafetyshutoffvalve ispossiblewithamount-ingkit.TheFRIpressureregulatorcanbeinstalledupstream or downstream of the DMVdual safey shutoff valve depending onapplicationrequirements.

Replacement FRI to DMV mount-ing kitFRI705-707/6toDMV701/6Order No. 219-967

FRI710-712/6toDMV702/6&703/6Order No. 219-968

DMV dual safety shutoff valve modular systemOptionalmountingsystemshown,otherconfigurationspossible

Pmax. = 7 PSI

Pmax. = 7 PSI

Additional Accessories

VPS 504 Valveprovingsystem(approvedbysomeauthoritieshavingjurisdictioninlieuofventvalveand“proofofclosure”).

Integral gas filter (optional) 50microngasfilter

Pre-Mount Filter (optional)50microngasfilter

GAO/GMH/GML A2 gaspressureswitch

Position indicationCPI400withindicationlampsandSPDTinterlockswitch,orvisualindicator(VI)

DMK butterfly control valveMountsdirectlydownstreamofDMVtomodulategasflow.Requiresactuator.UseDMAactuatorwithDMKbutterflyvalve.

DMV D(LE) 7xx/602 VL (with vent line adapter) FactoryinstalledventlineadapterwhichintegratesaventlineconnectionwiththeDMVseries.

Adapters•1/4”NPTadapter(225-047)•1/2”NPTPilot gas adapter;Checkflowrequirements.(225-043)

•G1/8”Testnipple(219-008)•Port 3 Pressure switch mountingadapter(214-975)

When an accessory is added to the DMV, it may not be possible to mount other devices.

DMV dual safety shutoffvalve with upstream FRIpressure regulator

DMV dual safety shutoffvalve with downstream FRIpressure regulator

Pressureswitchcanbemountedonflange

Highgaspressureswitch

Highgaspressureswitch

Valveprovingsystem(VPS504)

Valveprovingsystem(VPS504)

Lowgaspressureswitch

Lowgaspressureswitch PositionIndicator:CPI400interlockswitchonV1orV2VisualIndicator(VI)onV1orV2,oronboth

PositionIndicator:CPI400interlockswitchonV1orV2VisualIndicator(VI)onV1orV2,oronboth

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Type

DMV-D701/602

DMV-D702/602

DMV-D703/602

DMV-DLE701/602

DMV-DLE702/602

DMV-DLE703/602

110-120 VAC

50-60 HzOrder No.224-842

224-843

224-844

224-845

224-846

224-847

24 VDC

Order No.

226-990

226-991

226-992

226-993

226-994

226-995

Power* [VA]

45

65

90

45

65

90

a

3.7934.91244.9124

3.7934.91244.9124

b**

5.6141

6.9 / 8.1174/2066.9 / 8.1175/206

5.6141

6.9 / 8.1174/2066.9 / 8.1174/206

c

1.4351.8451.845

1.4351.8451.845

d

1.4355.91507.5190

5.91606.71798.6218

e

1.4353.91013.9101

2.9733.91013.9101

Weight[lbs][kg]

4.62.1

10.14.6

12.15.6

4.82.2

10.34.7

12.35.7

Dimensions [inch]Dimensions[mm]

Dimensions inch (mm)

* InrushcurrentandfullloadcurrenthavethesameVArating.** DMV702/703with1”or1-1/4”flange:6.9”/DMV702/703with1-1/2”or2”flange:8.1”

Valve DescriptionDMV-701/602DMV-701/602DMV-701/602DMV-702/6&703/602DMV-702/6&703/602DMV-702/6&703/602DMV-702/6&703/602

Flange

1/2”3/4”1”1”1 1/4”1 1/2”2”

NPT Part Number222-371222-368221-999222-369222-370222-003221-997

Rp Part Number222-341222-342222-001222-343222-344221-884221-926

Please order flanges,position indicators and gas filters separately

24 VAC50-60 HzOrder No.

228-220

228-221

228-222

228-223

228-224

228-225

Accessories/AdaptersDIN-ElectricalConnectorCPI400valveswitchVisualindicator1/4”NPTadapter1/2”NPTPilotgasadapter;Checkflowrequirements.G1/8”TestnipplePort3Pressureswitchmountingadapter

P/N210-319224-253A217-665225-047225-043219-008214-975

O-ring and bolt kit P/N*224-093224-093224-093224-094224-094224-094224-094

FRI mounting Kit P/N**219-967219-967219-967219-968219-968219-968219-968

Integral filter &strainer replacement230-440230-440230-440230-441230-441230-441230-441

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DMV-D(LE)…/602 sectional drawing

1 Strainer2 Flange3 ValveV14 Housing5 ClosingspringV16 PlungerV17 SolenoidV18 Electricalconnection9 Maxflowadjustment10 Initialliftadjustment(DMV-DLE)11 Hydraulicbrake(DMV-DLE)12 ValveV213 ClosingspringV214 PlungerV215 SolenoidV216 Solenoidhousing17 Visualindicator(VI)18 CPI400interlockswitch

Flow (CFH) of natural gas, s.g. 0.65 at 60 °F with 1 in. W.C. pressure drop @ 1.25 psi inlet pressure.

DMV 701DMV 702DMV 703

1/2“

345––

3/4”

429––

1”

45710651230

1-1/4”

–12771532

1-1/2”

–13681698

2”

–14301795

Spec.gravityofNaturalGas

Spec.gravityofgasused

f=

Vgasused=° VNaturalGasxf

° Typeofgasused

Naturalgas

Butane

Propane

Air

Density[kg/m3]

0.81

2.39

1.86

1.24

sg

0.65

1.95

1.50

1.00

f

1.00

0.58

0.66

0.80

Todeterminethepressuredropwhenusingagasotherthannaturalgas,usetheflowformulabelowandfvaluelocatedinthechartbelowtodeterminethe“corrected”flowrateinCFHthroughthevalvefortheothergasused.Forexample,whenusingpropane,dividethevolume(CFH)ofpropanerequiredfortheapplicationbythecalculatedvaluef(f=0.66forpropane).Usethis“corrected”flowrateandtheflowcurveonthenextpagetodeterminepressuredropforpropane.

Usethisformulatocalculatortheffactorforothergasesnotlistedonthetable.

PRESSURE DROP FOR OTHER GASES

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Dual Safety Shutoff ValvesDMV-D/602, DMV-DLE/602

Wereservetherighttomakeanychangesintheinterestoftechnicalprogress.

Karl Dungs GmbH & Co. KGP.O. Box 12 29D-73602 Schorndorf, GermanyPhone +49 (0)7181-804-0Fax +49 (0)7181-804-166e-mail info@dungs.comInternet http://www.dungs.com

Karl Dungs Inc.524 Apollo Drive, Suite 10Lino Lakes, MN 55014, U.S.A.Phone 651 792-8912Fax 651 792-8919e-mail info@karldungsusa.comInternet http://www.dungs.com/usa/

Flow curve