Excel Mira Excel EV Technical Information · a valve must be installed to maintain performance....

www.mirashowers.co.uk 53

Mixer Showers

52 www.mirashowers.co.uk

Excel

Description• TheUK’sbestsellingthermostatic

mixershower.

• Adjustableinletsonexposedmodelsbetween150mmand155mm.

• Thermostatic½"showercontrolwithanadjustableandoverrideablemaximumtemperaturestop(maybedisabled).

• Automaticshutdowntoseepageshouldthehotorcoldwatersupplyfail.

• Independentsprayforceandtemperatureselectioncontrols.

• Highflowperformancethrough15mmpipeworksupplies.

• Sealed-for-lifeplug-incartridgeforeaseofservicing.Suitableforusewithallpressureapplications.

• Ceramicplateflowcontrolmechanismtoresistscaleformation.

• Bodymachinedfromcorrosionresistantbrass.

• Trimmanufacturedfromengineeringgradematerials.

ProductRangeMira Excel-EVSurface-mountedshowercontrol.SuppliedcompletewithaMiraLogicAdjustableSprayshowerheadwithfourdifferentsprayactions(Start,Soothe,ForceandEco)andrubberisedfingergripsforeaseofadjustment,metalcladhose,clampbracket,wall-mountedsoapdish,slidebarandahoseretainingring/gelhook.

Mira Excel BIVBuilt-inshowercontrolforconnectiontoconcealedpipework.SuppliedcompletewithaMiraLogicAdjustableSprayshowerheadwithfourdifferentsprayactions(Start,Soothe,ForceandEco)andrubberisedfingergripsforeaseofadjustment,metalcladhose,clampbracket,wall-mountedsoapdish,slidebar,right-angleconnectorandahoseretainingring/gelhook.

Mira Excel BIRBuilt-inshowercontrolforconnectiontoconcealedpipework.SuppliedcompletewithaMiraLogicfixedshowerheadofferingfourdifferentsprayactions(Start,Soothe,ForceandEco)andrubberisedfingergripsforeaseofadjustmentandawall-mountedsoapdish.

Mira ExcelSurface-mountedshowercontrol.

Mira Excel BBuilt-inshowercontrolforconnectiontoconcealedpipework.

Mira Excel BIR built-inmodelwithfixedshowerhead,chromefinish

Mira Excel BIVbuilt-inmodelwithadjustableshowerhead,chromefinish

Mira Excel Tapsseepage114fortaps

Technical Information

Principle of OperationThisfullythermostaticshowercontrolmixeshotandcoldwatertothedesiredshoweringtemperatureandautomaticallycompensatesforvariationinboththetemperatureandpressureoftheinletwatersuppliestomaintaintheblendtemperature.

Limitations of Use• TheMiraExcelshouldnotbe

usedforapplicationswhereanoutletflowcontrolformspartoftheshowerfitting.

• Theproductanditscomponentsareonlysuitablefornormalwatersuppliesandshouldbecleanedonlywithmildwashingupdetergentorsoapsolution.Lightgoldenproductsshouldbecleanedusingasoftdampclothonly.

Temperature• Waxcapsuletemperaturesensor.• Automaticshutdowntoseepage

within2secondsifcoldsupplyfails.• Adjustableandover-rideable

maximumtemperaturestop(maybedisabled).

• Temperaturecontrolrange:30°C-50°C.

• Maximumhotwatertemperature:85°C(BS6700recommendsamaximumof65°C).

• Minimumtemperaturedifferential:12°C(betweenblendandhot).

Pressure (inlet supplies)• Minimummaintained

pressure:0.1bar.• Maximummaintained

pressure:5.0bar.• Maximumstaticpressure:10.0bar.• Maximumpressurelossratio:10:1.

PerformanceThespecificationperformanceoutlinedbelowforthelowpressuresettingisachievedwithinletwatersupplytemperaturesof15°Ccoldand65°Chotandnominallyequalinletsupplypressures:• Closethermostaticcontrolachieved

intherange30°Cto50°C.• Theblendedwatertemperatureis

maintainedwithin1°Cwitha10°Cchangeinthehotandcoldsupply.

• TheMiraExcelwilleffectashutdowntoseepageintypicallytwosecondsifthecoldsupplyfails.

• Shutdowntoseepageiseffectedonlyifthehotsupplyisaminimumof12°Cabovetheblendtemperature.

• Theblendedwaterismaintainedwithin+/-1°Cwithapressurelossratioof2:1oneitherthehotandcoldside.

Accessories• OptionalDCV-H:outletdoublecheck

valveforusewithpressureover0.2barprovidinganalternativemethodofcomplyingwithWaterRegulations.

Guarantee• Guaranteedforfiveyearsfrom

dateofpurchaseagainstfaultymaterialsorworkmanship.Optionalextendedwarrantyavailable.ContactMiraCustomerSupport.

ApplicationTheMiraExcelisdesignedforinstallationaspartofthefollowingplumbingsystems:• Gravityfed.• Fullyinstantaneousgasheated.†• Mainspressurised(heated

fromathermalstore).†• Unventedmainspressure.†• Pumped.†WhentheMiraExcelisusedatpressuresabove5.0barmaintained,avalvemustbeinstalledtomaintainperformance.Refertotheplumbingschematicdiagramsforitsposition.

Installation• Theplumbinginstallationmust

complywiththerequirementsofUKWaterRegulations/Bylaws(Scotland),BuildingRegulationsoranyparticularregulationsandpracticesspecifiedbythelocalwatercompanyorwaterundertakers.Theinstallationshouldbecarriedoutbyaplumberorcontractorwhoisregisteredorisamemberofanassociation.

• Protecttheproductfromdamagewhilstmakingsolderedconnections.Somefluxescancausedamagetoplasticcomponents.

Mira Excel-EV• Surface-mounted.• Inletelbowsaccepttop,bottom

orrearentrysupplies.• Adjustableinletsonexposedmodels

between150mmand155mm.

• Inletconnections:15mmcompression,½"BSPmale.

• Outletconnection:½"BSPmale.• Reversedinletconnections

supported.• Alternativetoporbottom

outletsupported.• Largeserviceableinletfilters.

Mira Excel B-BIV and Mira Excel B-BIR• Built-in.• Inletconnections:15mm

compression.• Outletconnection:15mm

compression.• Mountingbracketforthinpanel

thicknessesbetween4-21mm,orsolid,drylinedorstudpartitionwalls.

• Building-inshroudforproductprotectionduringplasteringup.

• Reversedinletconnectionssupported.

• Alternativetoporbottomoutletsupported.

• Largeserviceableinletfilters.

Mira Excel EV surface-mountedmodelwithadjustableshowerhead,chromefinishAllsystems

YEAR GUARANTEE

5