VD.UI.C4.02ProducedbyDanfossA/S©01/2007 1

Data sheet FHV regulating valve Temperature control of individual floor heated rooms or mixed floor heating/radiator systems

Application

Ordering and technical data

FHVcontrolvalvesareideallysuitedtothetemperaturecontrolofindividualunder-floorheatedroomsandforsystemsusingfloor-heatinginconjunctionwithradiators.Danfossoffersthefollowingversions:-theFHV-Rprovidestemperaturecontrolofunder-floor heatingcircuits,usingareturntemperaturelimiting valvefittedwithatypeFJVRsensorelement-theFHV-Aenablesfloortemperaturecontrolviaapre- settablethermostaticvalvefittedwithatypeRA2000 sensorelement-theFHV-Wenablesfloortemperaturecontrolviaa pre-settablethermostaticvalvefittedwithatypeRAW sensorelement

Note: If using the FHV-A or FHV-W for room temperature control, the flow temperature should not be permitted to exceed the maximum recommended by the floor heat-ing supplier. When the FHV-R is used for controlling floor heating, the heated floor area should not be greater than 10 m2.

FHVcontrolvalvesareflexibletouseandcanbesimplyandeasilyinstalledinthefloorheatingcircuit.

WiththeFHV-AorFHV-W,theintegralpre-settingsimpli-fieshydraulicbalancingofthesystem.Connectionstothe3/4"externalthreadaremadewithDanfosscompressionconnectors.

Type Description Connection kvs (m3/h) Code no.

FHV-R. Set includes wall enclosure box, cover and valve (return temperature limiter). An FJVR sensor element is required for controlling the return temperature.

FHV-R Valvewithairvent&bleedkey,roundfrontcover G3/4”A 0.88 003L1000

FHV-R Valvewithairvent,bleedkey&drainhose,roundfrontcover G3/4”A 0.88 003L1003

FHV-R Valvewithairvent&bleedkey,squarefrontcover G3/4”A 0.88 003L1006

FHV-R Valvewithairvent,bleedkey&draintap,roundfrontcover G3/4”A 0.88 003L1015

FHV-R Valvewithairvent,bleedkey&draintap,roundfrontcoverinchrome G3/4”A 0.88 003L1032

FJVR Returntemp.limitersensor.Settingrange0-50°C.White. 003L1040

FJVR Returntemp.limitersensor.Settingrange0-50°C.Chrome. 003L1072

FHV-A. Set includes wall enclosure box, cover and pre-settable valve. A type RA 2000 sensor element is required for controlling the room temperature.

FHV-A Valvewithairvent&bleedkey,roundfrontcover G3/4”A 0.04-0.79 003L1001

FHV-A Valvewithairvent,bleedkey&drainhose,roundfrontcover G3/4”A 0.04-0.79 003L1004

FHV-A Valvewithairvent,bleedkey,squarefrontcover G3/4”A 0.04-0.79 003L1007

RA2000 Roomtemperaturesensor.Settingrange5-26°C 013G2990

FHV-W. Set includes wall enclosure box, cover and pre-settable valve. A type RAW sensor element is required for controlling the room temperature.

FHV-W Valvewithairvent&bleedkey,roundfrontcover G3/4”A 0.04-0.79 003L1002

RAW Roomtemperaturesensor.Settingrange8-28°C 013G5010

Compression fittings Code no. Compression fittings Code no.

PEX15x2.5mm 013G4147 ALUPEX14x2mm 013G4184

PEX16x2.2mm 013G4163 ALUPEX16x2mm 013G4186

PEX18x2.5mm 013G4159 ALUPEX18x2mm 013G4188

PEX20x2.5mm 013G4161 ALUPEX20x2mm 013G4190

2 VD.UI.C4.02ProducedbyDanfossA/S©01/2007

Data sheet Regulating Valve, type FHV

Pre-setting Danfosspre-settablevalvebodiesincorporateeasysettingadjustmentringswithclearlyengravedsettingmarkersscaledfrom1-7andN.Settingvaluescanbesetquicklyandprecisely,withouttheneedfortools,asfollows:-Removeprotectivecaporsensorelement-Liftsettingring-Turnanti-clockwisetothedesiredengravedsetting

value-AllowsettingringtospringbackintopositionThepresetlevelcanbeselectedin0.5incrementsbe-tween1and7(seechartonpage3forflowrates).AtsettingNthevalveisfullyopen(flushingoption).

Construction

Connection:3/4"externalthreadforcompressionfittings.

Spare parts Code no.

GlandsealforFHV-A 013G0290

GlandsealforFHV-R 013G0290

Accessories Code no.

Mountingtool/installationaidwithintegralspiritlevel 003L1338

Drainkey 003L1340

AntitheftplugsforRA2000sensors(50pcs) 013G1232

ThreadedrangelimitingpinsforRA2000sensors(30pcs) 013G1237

Toolkit,comprisingallenkeyforRA2000sensors 013G1236

RoundfrontcoverforFHV-R/A 003L1050

SquarefrontcoverforFHV-R/A 003L1052

ExtensionpieceforRAsensors17,9mm 003L1035

ExtensionpieceforFJVRsensors17,9mm 003L1036

RoundfrontcoverforFHV-W 003L1051

Floor heating system; heating circuit with FHV-A or FHV-W in flow

Floor temperature control, mixed system; heating circuit with FHV-R in return

Systemlayouts

FHV-A/FHV-W

1. Pressurepin2. Glandseal3. O-ringseal4. Returnspring5.Valvecone6. Valvebody7. Connections, G¾A8. Airvent

7

8

2

5 6

FHV-R

1. Pressurepin2. Glandseal3. Valvecone4. Valvebody5.Connections, G¾A6. Airvent

FHV-A/FHV-W

VD.UI.C4.02ProducedbyDanfossA/S©01/2007 3

Data sheet Regulating Valve, type FHV

Materialsincontactwithwater

Settingcylinder PPS

Spindle Ms,resistantagainstde-zincification

O-ring EPDM

Valvecone NBR

Pressurepin,valvespring Chrome-platedsteel

Valvebody,othermetalparts Ms58

Operationconditions

Max.operatingpressure 6bar

Max.differentialpressure 0,6bar

Testpressure 10bar

Max.flowtemperature 90°C

Dimensions

Valvetype L(mm) D(mm)FHV-A 31 58FHV-R 31 58FHV-W 24 67

Installation

FHVvalvesareequallysuitableforinstallationinsolidorpartitionwalls.ToassistinthefittingofFHVcontrolvalves,weofferacompactcustomisedvalveenclosurewallboxthatcanbefittedandfastenedeasilyintoashallowrecessinanytypeofwall.

Allconnectionsaremadewithintheenclosure.TheDanfosssensorissimplypluggedon.

Anoptionalinstallationaid,incorporatingaspiritlevel,isavailabletomakeassemblyextraeasyandreliable.

152mm6"

Codeno.003L1338

1 2 3

2a 3a

4 VD.UI.C4.02ProducedbyDanfossA/S©01/2007

Data sheet Regulating Valve, type FHV

Capacities

CapacitywithRA2000sensorataP-bandbetween0.5Kand2K.ForFHV-WfloorheatingvalveequippedwithRAWsensortheP-bandisincreasedbyafactor1.6.

CapacitywithFJVRregulator

FHV-A/FHV-W

FHV-R