Viessmann VITOCAL 300-G Operations Instructions

Installation and serviceinstructionsfor contractorsVIESMANNVitocal 300-GType BW/BWS, WW/WWS, 21 to 45 kWCompact heat pump with electric driveSingle an

10 The total output of all components con-nected directly to the heat pump con-trol unit (e.g. pumps, valves, messagefacilities, contactors) must not

100?L1L2L3M3~ACDEF1BaVG12323aVDLNgÖ?aVGL?NL1?NfÖAConnection on controller and sensorPCBBExternal extension H1CThermostat for swimming pool tem-peratur

101aVG123sALNACBsKsÖ?LN?230V230VX3.13X3.12DX3.13X3.12HKX3.11X3.10E223.1LN?230VX3.13X3.12FGL?NL1?NfÖN L1LaVG223.2223.1223.2223.1223.221AHeat pump 1 (le

102GLag heat pump 2Connection at the contact for "Exter-nal demand"HZero volt contact "Externaldemand"KLag heat pump 3LCentral fau

103DangerIncorrectly executed electricalinstallations can lead to injuryfrom electrical current and resultin equipment damage.Make the power supply co

104General information regarding the power supplyInformation regarding the compres-sor power supply !Please noteAn incorrect phase sequencecan cause

105Connecting power cablesThe power supply is separated into twoareas with two power cables:400 V~ 3/PE230 V~ 1/N/PEBAAPower supply to heat pump contr

106Connect heat pump control unit power cable (230 V~)1/N/PE230 V,50 Hz1.[CYKX.[XAX.[YAX.L1N?2.NoteThis supply must never be blocked. Max. fuse ratin

107Connect compressor power cable (400 V~)Single stage (type BW)3/PE400 V,50 Hz1.2.?L2L3 L1Installation sequencePower supply (cont.)5442 829 GBInstall

108Two stage (type BW/BWS)3/PE400 V,50 Hz2.1.?L2L3L1 Fuse protection in accordance with thecompressor rating (see specification). Low tariff and pow

109NoteObserve the technical connection condi-tions of the relevant power supply util-ity.Single stage (type BW)X3.7X3.6CBAHDFE5 4334433/N3/N≈4GkWhkWh

11!Please noteObserve the permissible floorload. Total weightBW 121 282 kgBWS 121 277 kgBW 129 305 kgBWS 129 300 kgBW 145 345 kgBWS 145 340 kg To p

110Two stage (type BW/BWS)X3.7X3.6CBAHDFE5 4334433/N3/N≈4GkWhkWhK4Shown excluding fuses and RCD.AHeat pump control unit (for connec-tion on cross conn

111Power-OFF with on-site load disconnectionThe power-OFF signal is connected tothe on-site contactor of the low tariffpower supply and in the heat pu

112DControl unit power supplyEMain isolatorFHigh tariff meterGRipple control receiver (contactopen: power-OFF enabled) withbackup fuseHLow tariff mete

113KTNC system feedLHeat pump compressor stage 2(type BWS)Phase monitorThe phase monitor is factory-fitted in thetype BW and is available as an acces-

114AHBCGFEDD<>UA1AsyPhRelA2L1L2L3141112<>UAsyt2412%15105%201060.1AOver/undervoltage in %BPhase asymmetry in %CSwitching delay in sDContact

115!Please noteSeal the appliance to be sound-proof and diffusion-proof.Check tightness of internalhydraulic connections.!Please noteTo prevent the fo

1165.6.6.4.10xChecking grommets!Please noteSeal the appliance to be sound-proof and diffusion-proof.With hose outlets, ensure grom-mets A are seated c

117AInstallation sequenceChecking grommets (cont.)5442 829 GBInstallation

118For further information regarding the individual steps, see the page indicatedCommissioning stepsInspection stepsMaintenance steps Page• • •1. Open

119Opening the heat pumpDangerContact with 'live' componentscan lead to severe injury fromelectric current.Never touch terminal areas(heat p

12Two stage (type BW/BWS)≥ 400 ≥ 1500A= 300 ≥ 400 AClearance depends on on-siteinstallation and locationPreparing for installationInstallation (cont.)

120Filling and venting on the primary side!Please noteTo prevent equipment damage,fill the primary circuit before con-necting the power supply.1. Che

121Filling and venting the solar circuitDangerOverheated collector areas andoverheated heat transfer mediumcan cause burns/scalding andequipment damag

122SpracheCeskyCZDeutschDEDanskEnglishDKGBWählen mit Øç Messages are displayed by manuallycontrolling some components duringcommissioning. These do

123Function checkstartFunctionselectSubscriber checkcarry outActuator testcarry outSignal inputsdisplaySensor valuesdisplayParametersetTimesetDatesetS

124Integrating a heat pump control unit into a LONThe LON communication module(accessory) must be plugged into theheat pump control unit (see page 79)

125Heat pump control unit VitocomControl unit transmits outside temperatureParameter setting: "Outside temperature 7797" setto "2"

126Scanning messagesABCi(DNoteWhen opening up the heat pump control unit, the top part of the control unit clicksinto a specific position. You can cha

127Explanation of messagesFault " " The central fault message terminal isactivated. Message via communication facility(e.g. Vitodata, Vito

128Message System characteristics Cause Measures03 Configuration fault System configurationfault: Incorrect systemscheme (contains non-suppor

129Message System characteristics Cause Measures18 Outside temp sensor Operation with outsidetemperature -40 °CLead break, outside tem-perature

13Requirements - on-site connectionsSingle stage (type BW)86100270540720171301881315230400 V230 V < 42 VPreparing for installationInstallation (con

130Message System characteristics Cause Measures28 Flow sensor secondary Operation with tempera-ture value of return tem-perature sensor in sec-

131Message System characteristics Cause Measures31 Return sensor primary Operation with tempera-ture value of flow temper-ature sensor in primar

132Message System characteristics Cause Measures43 Flow sensor system Short circuit, system flowtemperature sensor(downstream of heatingwater

133Message System characteristics Cause Measures54 DHW solar No heating of the DHWcylinder/primary store bythe solar thermal system;solar circui

134Message System characteristics Cause Measures6B Ext. heat source External heat source isblocked. Instantaneousheating water heater (ifinstall

135Message System characteristics Cause Measures78 Room sensor HC1 No frost protectionmode via room temper-ature sensor No room temperatureho

136Message System characteristics Cause Measures9A Collector sensor Lead break, Vitosolic col-lector temperature sen-sorCheck sensor and repla

137Message System characteristics Cause MeasuresA9 Heat pump Heat pump fault Heat pump faulty Safety high pressureswitch has responded. Hig

138Message System characteristics Cause Measures Check power supply,connecting cable andplug for the instantane-ous heating waterheater.

139Message System characteristics Cause MeasuresB0 Device recognition Error in recognisingappliance version, incor-rect coding card or PCBsfau

14Two stage (type BW/BWS)= 30088131510027054072086171301230100270540720230400 V230 V < 42 V400 V230 V < 42 V Install hydraulic connections on s

140Message System characteristics Cause MeasuresB2 KM BUS EEV Communication faultwith EEV controller(refrigerant circuit con-trol), heat pump

141Message System characteristics Cause MeasuresBA KM BUS mixer HC KM BUS communicationerror or internal fault inextension kit for oneheating

142Message System characteristics Cause MeasuresC2 Power supply monitor Compressor power sup-ply fault or phase monitorfaultyCheck connections

143Message System characteristics Cause MeasuresCA Primary source Primary circuit fault: Primary circuit pres-sure switch/frost pro-tection m

144Message System characteristics Cause MeasuresCE KM BUS ext. extension Communication error -KM BUS external exten-sion H1Check external exte

145Message System characteristics Cause MeasuresD1 Compressor Compressor fault, heatpump stage 1 (type BW): Compressor thermalrelay has respo

146Message System characteristics Cause MeasuresD3 Low pressure Low pressure fault, heatpump stage 1(type BW): Heat pump faulty Primary pump

147Message System characteristics Cause MeasuresDA Compressor 2 Compressor fault, heatpump stage 2(type BWS): Compressor thermalrelay has res

148Message System characteristics Cause MeasuresDB Refrigerant circuit 2 Refrigerant circuit fault,heat pump stage 2(type BWS): Safety high p

149Message System characteristics Cause MeasuresDE Primary source 2 Primary circuit fault: Primary circuit pres-sure switch/frost pro-tection

15Line lengths in the heat pump plus wall clearance:Type BW BWSHeat pump control unitpower supply (230 V~)1.0 m A connecting cable is usedfor the powe

150NoteThe system is out of use if "Simula-tion" is displayed. Connection F11 mustnot be assigned.Diagnosis (service scans)Calling up diagno

151NoteOnly connected temperature sensorsare displayed. In case of faults, the dis-play shows "- - -".System overviewService menu:1. Press O

152AOutside temperature sensor0 Outside temp3 Primary circuit flow temperature(brine inlet temperature)7 Primary circuit return tempera-ture (brine ou

153EDHW50 DHW temperature, top45 Set DHW temperatureCirculation pump for cylinderheatingDHW circ pumpFHeating water buffer cylinder45 Heating water bu

154Heat pump module diagnosisThe refrigerant circuit is controlled by the EEV controller, which communicates per-manently with the control unit via KM

155DisplaysDisplay ExplanationI [–] Information index (commands, status, versions):12 digits, 4 different codes possible at each position, hexadecimal

156How to analyse the information indexand fault index1. Check the display value for each posi-tion individually.2.Determine active codes C from theta

157Posi-tionDisplay Codes(Tab. C)Explanation (Tab. I)1 "0" 0 —2 "1" 1 Enable refrigerant circuit control3 "0" 0 —4 "

158Position Code Explanation8 1 Maximum operating pressure (MOP) was reached; control type(superheating/evaporation pressure control) in refrigerant c

159Two stage (type BW/BWS):stages 1and 2Back with äEEV 1+2 (last run)Ü19.8°C :11.3tpa22.2bara :tsetsap0pcErr/Msgtpe°C :°C :°C :bara ::31.56.214.10

16 System diagram (ID 7000)0 1 2 3 4 5 6 7 8 9 10 11Heating cir-cuit A1 – X X – – X X – – X X –M2 – – – X X X X X X X X –M3 – –

1603. "Heat pump"4. "Runtime compressor"The compressor hours run ("Hoursrun") can be scanned with for every"Load

161Brief scanIn the brief scan, you can scan temperatures, software versions and connected com-ponents, for example.Service menu:1. Press OK + å simul

162Line (briefscan)Field 1 2 3 4 5 65 0: noexternaldemand1: exter-naldemand0: noexternalblocking1: exter-nal block-ing0 External 0 to 10 V hook-upDis

163Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Actuator test"Note If a cylinder primary pump is controlledvia the PWM si

164Function System characteristicsSolar If the Vitosolic is connected, the display for the solarcircuit pump is activated in the system overview. Star

1655. Replace programming unit ifrequired.6. Replace controller and sensor PCB ifrequired.RepairsOverview of internal componentsOC EA DRQTBMNPLKSF F

166OPrimary circuit return temperaturesensor (heat pump brine outlet)PHot gas temperature sensorQSchrader high pressure valveRLow pressure sensor EEVS

167Temperature sensors type Pt 50046020540100Resistance inTemperature in °C60 140 180620700780860-20Capturing element "Pt 500" Flow tempera

168Removing the heat pump module!Please noteAvoiding device damage.Never put weight on the top, frontor side panels of the appliance.aYH[{{]U/V/W1.2.3

169A8.9.6.4x7.Note on step 7.Identify the plug-in and threaded con-nections that belong together.Disconnect all electrical connections.!Please noteIns

17NoteThe system examples are recommenda-tions only, which must be checked onsite for completeness and function.Please observe the applicable regula-t

170Note on step 9.To stabilise the heat pump module onthe carrier, the transport brackets can bescrewed on (see page 68).Installing the heat pump modu

171The following pages only describe thoseparameters that can only be adjusted byspecialists operating in the service menuat "Coding level 1"

172Alternatively, if the service menu wasalready activated:Extended menu1. å2. "Service"3. Select "Coding level 1".4. Select param

173Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "System definition"4. Select parameter.7000 Sy

174Operating instructions7003 Temperature differential for the heating limit"Temperature differential heating 7003"Temperature differential

175If the average outside temperature cal-culated over 3 hours exceeds the coolinglimit, room cooling is switched on.Example:The selected set room tem

176"Swimming pool 7008"Swimming pool heatingValueExplanation"0" Swimming pool will not beheated."1" Swimming pool is con

177Number of lag heat pumps in a cascade that are connected via LON or via externalextension H1.NoteParameter "Cascade control 700A" onthe l

178Note The operating status to be set is speci-fied with the parameter "Effect ofoperating mode changeover 7012".The duration of the chang

179Value Heating cir-cuit withoutmixer A1Heating cir-cuit withmixer M2Heating cir-cuit withmixer M3DHW heat-ingHeatingwater buffercylinder"36&quo

18Systems with large water volumesSystems with large water volumes (forexample, underfloor heating systems)can operate without a heating water buf-fer

180Value Operating status (see operating instructions)Heating/cooling DHW Heating water buffercylinder"2" "Normal" "Normal&qu

181Value Secondarypump/com-pressorblockedCylinderpumpblockedHeating cir-cuit pumpM3 blockedHeating cir-cuit pumpM2 blockedHeating cir-cuit pumpA1 bloc

182Example:8 h8 h8 hABABABThe diagram shows the duration of theexternal changeover B, subject to sig-nal duration A, with parameter "Dura-tion of

183Note The "External blocking" signal takeshigher priority than the "Externaldemand" signal. See also "Set flow temperatur

184Value Heating circuit withmixer M2Heating circuit withmixer M3Heat pump blocking"3" Mixer "Close" Mixer "Close" No&qu

185Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Compressor"4. Select parameter.5000 Enable co

186Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Compressor 2"4. Select parameter.5100 Enablin

187Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Ext. heat source"4. Select parameter.7B00 Ena

188"Dual-mode temperature 7B02"Outside temperature limit for operatingthe external heat source.If the average outside temperature islower th

189Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "DHW"4. Select parameter.6000 Set cylinder tem

19Cooling operationCooling mode is possible either with oneof the available heating circuits, or with aseparate cooling circuit (e.g. chilled ceil-ing

190"Minimum temperature 6005"Lower set temperature for DHW cylinder(minimum temperature).When the actual temperature falls belowthe minimum

191The set value determines the deviationfrom the set DHW cylinder temperature("Cylinder temperature DHW 6000") atwhich DHW heating is start

192Delivered condition 0Setting range 0 / 1600A DHW stop optimisation"Stop optimisation 600A"Comfort function for DHW cylinder heat-ing.Oper

193To shorten the heat-up time, heating cir-cuit heating can be interrupted duringDHW heating. For this, the heating circuitpumps of all heating circu

194Cylinder primary pump operating mode.Delivered condition 0Do not adjust.Parameter group DHW6020 Cylinder primary pump operating mode (cont.)5442 82

195Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Solar"4. Select parameter.7A00 Solar control

196Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Electric heater"4. Select parameter.7900 Inst

197"Heating with electro 7902"Enabling heating mode with the instan-taneous heating water heater (on site).If the set flow temperature canno

198ValueExplanation"0" Instantaneous heating waterheater remains off during power-OFF, except for frost protection."1" Output stag

199Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Internal hydraulics"4. Select parameter.7300

2Please follow these safety instructions closely to prevent accidents and mate-rial losses.Safety instructions explainedDangerThis symbol warns agains

20Parameter "Slope room hook-up7104" specifies the strength of the roominfluence for cooling mode.Operating status "Normal"The coo

200 The screed programme affects all ena-bled heating circuits in parallel. The selected "Screed program" iscontinued after a power failur

201ValueTemperature:time profileAFlow temperatureBDays"4" Temperature/time profile 4AB1 5 10 15 20 25 301020304050"5" Temperature/

202If, on site, only one pump and one three-way diverter valve are used to switchbetween DHW heating and central heat-ing mode, parameter "Heatin

203"Secondary pump type 7340"Secondary pump operating mode.Delivered condition 0Do not adjust.Parameter group internal hydraulics7340 Second

204Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Buffer cylinder"4. Select parameter.7200 Heat

205The set value determines the deviationfrom the set temperature of the heatingwater buffer cylinder (subject to the oper-ating status) at which heat

206Deliveredcondition600 (≙ 60 °C)Settingrange10 to 700(≙ 1 to 70 °C)7208 Dual-mode temperature, heating water buffer cylinder"Temperature block

207Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Heating circuit 1"or"Heating circuit 2&q

208A Vitotrol 200 remote control unit can beused for each heating circuit.Vitotrol 200 installation instruc-tionsValueExplanation"0" Remote

209The influence of room temperature hook-up can be selected, subject to a roomtemperature sensor being installed androom temperature hook-up being en

21The heat pump control unit regulates thisfunction ("Inst. heating water heater7900"). The instantaneous heatingwater heater can be enabled

210The set flow temperature, which is cal-culated from the outside temperatureand the heating curve, is limited by thisparameter to a maximum set flow

211Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Cooling"4. Select parameter.7100 Cooling mode

212"Cooling circuit 7101"This parameter specifies whether cool-ing occurs in one of the heating circuitsor in a separate cooling circuit.Val

213Deliveredcondition100 (≙ 10 °C)Settingrange10 to 300(≙ 1 to 30 °C)7104 Room hook-up cooling circuit"Slope room hook-up 7104"The influence

214Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Time"4. Select parameter.7C00 - 7C06 Summerti

215Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Communication"4. Select parameter.7710 LON co

216 "Subscriber number" "System number"Delivered condition 1 1Setting range 1 to 99 1 to 57779 Fault manager"Fault manager 7

217"Outside temperature 7797"If several subscribers use the currentoutside temperature value, this can bemade available centrally by one dev

218This parameter determines the sourcefrom which the control unit receives thetime and whether it is to be transmittedvia LON to other subscribers.No

219Service menu:1. Press OK + å simultaneously forapprox. 4 s.2. "Coding level 1"3. "Control"4. Select parameter.8800 Lock out con

22Power-OFFIt is possible for the power supply utilityto shut down the compressor and instan-taneous heating water heater (see frompage 108). The abil

220General information regarding the electrical connectionsFor further information see chapter"Electrical connection", page 72. The total o

221Main PCB with extension (operational components 230 V~)sXÖsXA sXS sXD sXF sXG1 2 3 4 5 6 7 1 2 31 2 3 41 2N?N?M2rN?MÙM2L1NU1 2 3 4 5 1 2 3 4NN NN?M

222sYD-sYHFactory connectionssXÖ-sXSFactory connectionssXD-sXGOn site connectionsOperational components 230 V~Plug Terminals Function ExplanationfÖ P

223Plug Terminals Function ExplanationsYS212.1 AC function control"active cooling" Max. output: 10 W Voltage: 230 V~Create circuit on site

224Plug Terminals Function ExplanationsXF224.2 Primary pump for heatpump stage 2(type BWS) Max. output: 200 W Voltage: 230 V~Connect on site224.3 Se

225Cross connect PCB (message and safety connections)NX38910121113141516F1NX2NNNNNNNNNNNNNNNX1?????????????????1?F1L1L'NN'1718L11/N/PE230V /

226Message and safety connectionsTerminals Function ExplanationX3.1 Phase switched X3.2X3.14or to exter-nal exten-sion H1External blocking, mixerCLOS

227Terminals Function ExplanationX3.12X3.13or to exter-nal exten-sion H1External demand to theheat pump; mixer OPEN;operating status change-overZero v

228Controller and sensor PCBF6F7F0F2F3F4LGNX31aVGF21F23F18F20F16F17F13F14F11F12F8F9F.. Plug for sensorLON Slot for LON module"X31" Coding ca

229Plug Sensor TypeF6 Cylinder temperature sensor, topConnect on sitePt 500F8 Flow temperature sensor, secondary circuitFactory connectionPt 500F9 Ret

23Required EquipmentPos. Description1Heat pump2Heat pump control unitqTPrimary pumpwPBrine accessory packwQPressure switch, primary circuitwWBrine dis

230EEV PCB24 V~230 V~L N?L N?L N?L N?C D E F GS R P O N M L K HL N L NA BACompressor relayBMains voltageCEVI relayDDefrostEModulation compressorFManua

231Information for ordering spare parts.Quote the part and serial no. (see typeplate) and the position no. of the requiredpart (as per this parts list

232745 Thermal relay (only in type BW/BWS145)746 Thermal relay (only in type BW/BWS121)747 PCBs, terminal box 230 V~ withcable harness748 Control modu

233204212201211 206210210203200 205202210210212213209220208207219207208VITOCAL 300A214211Parts listsParts list (cont.)5442 829 GBService

234020003002001034035033021007035034033023034035 033036028004012008022010024005033034035011019030043042006026016038039015039038031025 0250260400170350

235725726742743745/746/776744748747 783712711701703735702700727704Parts listsParts list (cont.)5442 829 GBService

236Setting and test values Set value Commission-ingAntifreeze (brine medium) °C – 15 Testing the external heating circuit pumpsCirculation pump t

237Parameter Code Delivered condi-tionCommis-sioningSystem definitionSystem scheme 7000 2 Language 7001 English Temperature differential heating 700

238Parameter Code Delivered condi-tionCommis-sioningDHWCylinder temperature DHW 6000500 (≙ 50 °C) DHW with e heating 6015 1 Minimum temperature 60051

239Parameter Code Delivered condi-tionCommis-sioningHeating circuit 1Standard room temperature 2000200 (≙ 20 °C) Reduced room temperature 2001160 (≙ 1

24wU wIwZwWwEwRwPqTqO12PwQPPPInterface, primary circuitEquipment requiredPos. Description1Heat pump2Heat pump control unitqTPrimary pumpqOFrost stat,

240Parameter Code Delivered condi-tionCommis-sioningCooling curve level 71110 (≙ 0 K) Time Automatic summer/wintertime change-over7C00 1 Summert

241Note The output given is the recommendedconnected load. The total output of all connected appli-ances must not exceed 1000 W. If thetotal output

242Components Connec-tionConnectedload [W]Voltage [V] Max.switchingcurrent [A]Secondary pump, heatpump stage 2 (type BWS/WWS)224.3 130 230 4(2)Instant

243BW/BWS 121 129 145Brine (primary circuit) Capacity l 7.3 9.1 12.7Minimum flow rate (always main-tain)l/h 3300 4200 6500Pressure drop mbar

244Type BW/BWS, WW/WWSBW/BWS, WW/WWS 121 129 145Rated voltage, compressor, heatpump stage 2 (type BWS/WWS)V 3/PE 400 V/50 HzRated current, compresso

245BW/BWS, WW/WWS 121 129 145Dimensions Total length mm 1085 1085 1085Total width mm 780 780 780Total height mm 1074 1074 1074Connections

246Please send the following order, together with the enclosed system scheme, by faxto your local Viessmann sales office.We would ask that a competent

247We, Viessmann Werke GmbH & Co KG, D-35107 Allendorf, declare as sole respon-sible body that the product Vitocal 300-G, type BW/BWS, WW incl. Vi

248AAcknowledging messages...127Activating, service menu...171Active cooling...19Actuator

249Configuration fault...128Connection and wiring diagrams...220Connections...13 Elec

25Electrical connectionFor further information regarding thePCBs, see from page 220.X3.3230 V; 2mA?X1.X3.4´X3.9?X1.X3.8PwE230 V; 0.15 AwQ230 V; 0.15 A

250Diagnosis...150 Brief scan...161 Calling up...

251Fault message...99Filling Primary side...120 Secondary side...

252IInformation index 156 Display system...155Information regarding the electricalconnections...

253Message EEV...128Message history...127Messages acknowledging...

254PCB Controller PCB...228 cross connect PCB...225 EEV...

255SSafety connections...225Scanning messages...126Scanning operating data...150Scanning

256TTemperature block fixed value modebuffer cylinder parameter...206Temperature differential Cooling...

26Well pump on-site connection 400 V~M1~2UP200 WL1L2 L3M3~?UPI>I>I>wZqTK1X2.N?X1.sYYA.Preparing for installationPrimary circuit, type WW (wat

27With two primary pumpswW9wU12wPPwQPPwQPqZqUPwT qTPPrimary circuit interface (see sys-tem examples)Equipment requiredPos. Description1Heat pump stage

28P230 V; 0.15 AwQqZPt 50012qUPt 500132M1~wTUPM1~qTUPX3.9?X1.X3.8Low voltage 230 V / 50 Hz?X1.X2.N?X1.X2.N200 W200 W[GX[GXsYYA.sXVS.With a common prim

29wW9wU12wPPwQPqTPwQPqZqUPPInterface, primary circuitEquipment requiredPos. Description1Heat pump stage 1 (type BW)2Heat pump control unit Vitotronic

3Ancillary components, spare andwearing parts!Please noteSpare and wearing parts thathave not been tested togetherwith the heating system can com-prom

30[GXM1~X2.N?X1.qTX3.9?X1.X3.8P230 V; 0.15 AwQqZPt 50012qUPt 50013Low voltage 230 V / 50 Hz2UP200 W[GXsYYA.sXVS.Preparing for installation Primary cir

31With two primary pumps2wU wIwZwWwEwRwPqO9wT1PwQPqZqUPqTPPrimary circuit interface (see sys-tem examples)Preparing for installationPrimary circuit, t

32Equipment requiredPos. Description1Heat pump stage 1 (type WW)2Heat pump control unit9Heat pump stage 2 (type WWS)qTPrimary pump (heat pump stage 1,

33Well pump on-site connection 230 V~2M1~wTUPM1~qTUP200 W200 WK1 K2K3230 V / 50 HzL1?NM1~wZUPX3.1?X1.X2.N?X1.X2.NsYYA.sXVS.X2.NPreparing for installat

34Well pump on-site connection 400 V2M1~wTUPM1~qTUP200 W200 WK1 K2K3wZL1L2 L3M3~?UPI>I>I>230 V / 50 Hz?X1.X2.N?X1.X2.NX3.1X2.NsYYA.sXVS.Prepa

35Connecting the sensors and limitersX3.3230 V; 2 mAX3.4´X3.8X3.9PwE230 V; 0.15 AwQ230 V; 0.15 AqOqZPt 50012qUPt 50013Low voltage230 V/50 Hz2?X1.?X1.[

369 12wU wIwZwWwEwRwPPqOqTqZqUPwQPPInterface, primary circuitPreparing for installation Primary circuit, type WW + WWS (two-stage… (cont.)5442 829 GB

37Equipment requiredPos. Description1Heat pump stage 1 (type WW)2Heat pump control unit9Heat pump stage 2 (type WWS)qTCommon primary pumpqZPrimary cir

38Well pump on-site connection 400 VX2.NM1~X2.N?X1.wZL1L2L3M3~?UPqT230 V/50 Hz2I>I>I>200 WUPsYYA.sXVS.Preparing for installation Primary circ

39Connecting the sensors and limitersX3.3230 V; 2 mAX3.4´X3.8X3.9PwE230 V; 0.15 AwQ230 V; 0.15 AqOqZPt 50012qUPt 50013Low voltage230 V/50 Hz2?X1.?X1.[

4Installation instructionsPreparing for installationProduct information...

40Two-stage heat pump1 qEqW96qP2wT38PqUqZHPCW5qTqQCCooling interfaceHHeating interfacePPrimary circuit interface (see pri-mary circuit)WDHW interface

41Two-stage heat pump cascade2 2 2 29 1 9 1 9 1 9 1qP 6IV III II IHPWCqUqZqUqZqUqZqUqZ5qQ5qQ5qQ5qQqP 6 qP 6 qP 63 3 3 3wT qT wT qT wT qT wT qTCCooling

42I Lead appliance (two-stage) ofthe heat pump cascadeII to IV Lag heat pump (two-stage) 1 to3Equipment requiredPos. Description Heat source1Heat pum

43qQUPM1~M1~5UP130 WM1~M1~130 W6UPM1~UPqP130 W230 V / 50 Hz130 W2M1~wTUPM1~qTUP200 W200 W?X1.X2.N?X1.X2.NsYYF.sXVG.sXVS.sXVD.sYYS.sYYA.?X1.X2.N?X1.X2.

44Select system scheme 8 (seepage 173) Single stage heat pump, type BW 1 underfloor heating circuit with mixer(M2) 1 radiator circuit with mixer (M

45MMuRqEzWq-ZuZuUq-QuQuEuPqWrErWrRrTrUPq-Eq-PrOrIwWPwQP1KWePeWeUDHWMwUzQH3PwP865eEeRWeTeZzPPq-TeQzTzZq-U2qTzUrQXCCooling interfaceHHeating interfacePP

46Pos. Description Heat source1Heat pump2Heat pump control unit3Outside temperature sensor5Circulation pump for cylinder heating (heating water side)

47Pos. Description Heating water buffer cylinderzPHeating water buffer cylinderzQBuffer cylinder temperature sensorzWSystem flow temperature sensorzT

48M1~5UP130 WM1~50 WeUZP?X1.X2.N?X1.X2.N2M1~130 W6UP?X1.X2.N230 V / 50 HzUP M2uZM1~M1~sÖuR100 WeEeZM1~M130 W?X1.X2.NX2.NX1.?SLPP230 V; 0.15 AwQM1~qTUP

49LN?fÖ3 4onoff21?12VTS M1~L?sÖaVG2345610987S1121212aVGaVGaVG?NM1~M1~N28q-Eq-Zq-UgSq-TLow voltage333230 V / 50 Hz12Preparing for installationSystem ex

5Parameter group system definitionParameter group system definition... 1737000 Sys

50230 V/50 HzLN?aVG28uQLow voltage145LN?S1S1rRS2S2GNDeQUPM1~M1~STBR1N?rErQR4N?rUUPM1~M1~STB12aVG3 4onoff2112aVG331212aVG3GNDS4S4GNDzTzZq-Q3 4onoff2112

51Low voltagezWVTSNi 500Pt 500VTS M2uEPt 500STSeWNi 500ATS3Pt 500PTSzQ[YDF[YSF[HF[ÖF[FF2Control unit power supplyL1X3.18NX2.1?X1.1A1/N/PE230 V/ 50 HzA

52Required parametersParameter Setting"System definition" "System scheme 7000" "8""Solar" "Solar co

53MMMMuRiWtPqEzWtQtEoZq-Zq-UiRuZuUiEoQ q-QuQuEqYQqYPqYWqYEqYRoPuPqWiTq-Eq-Tq-PiQwWPwQP9 1qZqUKWePeWeUDHWMM1~M1~φCwUqYTzQHtR3PwP86qP5qQeEeRWeTeZzPqRtTP

54WDHW interface (see also DHW heat-ing)XSolar interface or external heatsource (see system examples)Pos. Description Heat source1Heat pump stage 1 (

55Pos. Description DHW heating with a primary store systemePDHW cylindereWCylinder temperature sensoreECylinder primary pump (DHW side)eRPlate heat e

56Pos. Description Natural cooling function (NC)NoteAll required components (with a suitably designed plate heat exchanger)for the cooling circuit mu

57Pos. Description Heating circuit with mixer (M3)q¢PRadiator heating circuit with mixer, controlled via KM BUSq¢QVitotrol 200 remote control (access

58M1~UP A1oZM1~5UP130 WM1~50 WeUZP100 W?X1.X2.N?X1.X2.N?X1.X2.N2M1~130 WSTBqR6UP?X1.X2.N230 V / 50 HzUP M2uZM1~M1~sÖuR100 WeEeZM1~M130 W?X1.X2.NX2.NX1

59AtQtTSTBqQUPM1~M1~tROpenClosedM1~L1?UPtWNAX3.1X2.N?X1.X2.NX2.N?X1.X2.N?X1.X2.NBM1~M2uUOpenClosedX2.N?X1.230 V / 50 HzM1~UPwT?X1.X2.N200 WsXXS.sXXA.s

66007/6008 DHW/booster heater hysteresis... 1906009 DHW start optimisation...

60AOn-site contactorBUse jumper from X3.1 to 222.3230 V/1 A24 V / 10 mAX2.4X5.X2.3?X1.X2.NX2.2X5.X2.1?NL1230 V / 50 Hz?NiO?NiQM1~?NLiRM1~?NLiWX4.1X4.2

61LN?fÖ3 4onoff21?12VTS M1~L?sÖaVG2345610987S1121212aVGaVGaVG?NM1~M1~N28q-Eq-Zq-UgSq-TLow voltage333230 V / 50 Hz12Preparing for installationSystem ex

62qYWL1L2 L3M3~?UPqYTqYQLN?fÖaVG121212aVGaVGaVG3 4onoff21aVGaVDgÖqYR12?NM1~M1~28aVGaVGiToQuQq-QgSiILow voltage3333 4onoff2112aVG33 4onoff2112aVG331212

63Low voltagezWVTSNi 500Pt 500VTS M2uEPt 500KTStEPt 500STSeWNi 500ATS3Pt 500PTSzQ[XÖF[YDF[HF[ÖF[FF[YSFqZPt 500qUPt 500aSaD2[GX[GXControl unit power su

64Required parametersParameter Setting"System definition" "System scheme 7000" "10" "Ext. extension 7010"

65KWePeWeUDHWMeEeRWeTeZXwDHW interface (see systemexamples)XSolar interface or external heatsource (see system examples)KW Cold waterDHW DHWRequired E

66ZPeUM1~M1~MUPeEeZX2.N?X1.X2.N?X1.eWSTSF6Pt 50050 W130 W230 V/50 HzLow voltagesYXD.F[HsXVH.Required parametersParameter Setting"System definitio

67Levelling the heat pump4xPosition and level the heat pump asdescribed on page 10.Installation sequenceInstalling the heat pump5442 829 GBInstallatio

68Removing the transport brackets!Please noteIf transport brackets are notremoved, they cause vibrationsand excessive development ofnoise.Remove trans

69Remove top panel1.Installation sequenceInstalling the heat pump (cont.)5442 829 GBInstallation

7200A Influence of room temperature hook-up... 208200B Room temperature hook-up (heating circuits).

70Overview of connections400 V230 V< 42 VConnecting the primary circuit!Please noteThe components used must beresistant to the heat transfermedium.

71Note Expansion vessel must beapproved to DIN 4807. Dia-phragms of expansion vessel andsafety valve must be suitable forthe heat transfer medium. B

72!Please noteTo prevent equipment dam-age, connect on-site secon-dary lines to the heat pump sothat they are free of load andtorque stresses.!Please

73Note The total output of all components con-nected directly to the heat pump con-trol unit (e.g. pumps, valves, messagefacilities, contactors) must

74Install programming unit6x 1.3.[XÖXWarmwasserSolarenergieInformationWählen mit40°CHeizung/KühlungVorlauftemperaturi(4.5.2.Installation sequenceElec

75Overview of connectionsType BWDLKH G F ECBAInstallation sequenceElectrical connections (cont.)5442 829 GBInstallation

76Type BWSDENMCBAATransformer, EEV PCBBEEV PCB (electronic expansionvalve)CCompressor contactors, control unitstarter, three phase monitorDCable trunk

77Terminal area, heat pump control unitX1X2X3ABsXÖsYFsYGsYH[CAXLONF21/F23F18/F20F13/F14aVGF8/F9F3/F4F0/F2F6/F7F11/F12F16/F17sXD sXS sXAsXFsXGfÖ sYD sY

78 Mixer motor control, external heatsource Central fault message Circulation pump of separate coolingcircuit and "AC" signal for cooling

79Inserting the LON communication module (accessory)X24Inserting cables for the heat pump control unit terminal areaWhen routing the on-site power cab

8AppendixHeat pump commissioning order... 246CertificatesDeclaration of conform

80400 V230 V<42 V1. Route LV cables through opening "<42 V" to the heat pump control unitconnection area.2. Route 230 V cables throu

81Route electrical cables from heat pump stage 2 (type BWS) to theheat pump control unit230 V< 42 V230 V< 42 V2.BCBA CaVGaJB1.AHeat pump stage 2

82BC< 42 V230 V5.[C-ÖXaBH4.3.aVG[HXaVG[GXB230 V~ connecting cables withplugs "X300" and aBHC< 42 V low voltage leads with plugsaJ and

83DangerIncorrectly routed wiring can leadto serious injury from electricalcurrent and result in equipmentdamage.Route 230 V cables and LV leadssepara

84Connection of primary circuit flow/return temperature sensor, two stage heatpump< 42 V4.1.[GXaDaSaSaD2.3.[GXaSFlow temperature sensor, primarycir

85Connecting pumps For PCB locations (terminal and plugmarkings), see from page 75. For examples of connecting pumps,see system examples from page 4

86Appliance Connection Required parameters:Parameter Ó settingCirculation pump, separatecooling circuit with AC cool-ing(max. 10 W)212.1X1.?X2.N"

87Additional pumps for two stage heat pump (type BW/BWS)Appliance Connection Required parameters:Parameter Ó settingCirculation pump for cylin-der hea

88Connecting the temperature limiter for limiting the maximum temperature ofunderfloor heating systemsConnection with temperature limiter,generalM1~CB

89Connection with temperature limiter(part no. 7151 728, 7151 729) to exten-sion kit for heating circuit with mixerM3M1~CBAsÖsÖA Plug sÖ for extension

9Vitocal 300-G, Type BW and WWBrine/water or water/water heat pump with electronic heat pump control unitVitotronic 200, type WO1AThe refrigerant circ

90Appliance Connection Required parameters:Parameter Ó settingWell pump(max. 200 W) Contactors for well pump(common connection withprimary pump)211.

91Appliance Connection Required parameters:Parameter Ó settingDirectly controlled mixermotor, heating circuit M2225.3V OPEN1X1.?1X2.N225.2v CLOSE"

92Appliance Connection Required parameters:Parameter Ó settingVitosolic 200aVGÓ aVGaVGÓ aVG"Solar" "Solar control unit type7A00"

93Cooling function Connection Required parameters:Parameter Ó settingNatural cooling with extension kit with mixerNC signal (230 V~) 211.5ÓX2.4X2.NÓX2

94Room temperature sensor for sepa-rate cooling circuit (part no. 7408 012)F16A913bBF16AConnection to controller and sensorPCBBRoom temperature sensor

95Required parameters:Parameter Ó setting"Electric heater" "Inst. heating water heater 7900" Ó "1" If necessary "

96!Please noteProtect the heat pump againsttemperatures over 70 °C from theexternal heat source.Install high limit safety cut-out(STB) or, if required

97External hook-upThe external components can also be hooked up via "External extension H1".Installation instructions "External extensi

98Required parametersFunction Parameter Ó settingExternal demand No parameters need to be set; the set flow tem-perature for external demand can be sp

99Required parametersFunction Parameter Ó settingExternal blocking "System definition" "External blocking effect 701A" Ó "0&