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Viessmann BW 351.A07, Installation And Service Instructions For Contractors, Page: 119 / 148

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Viessmann BW 351.A07 Installation And Service Instructions For Contractors Download Page 119

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Parts lists, Vitocal 350-G, type BWC 351.A07

 Heat pump module, type BWC

 (cont.)

5546 273 GB

Service

 

Summary of Contents for BW 351.A07

Page 1: ... contractors VIESMANN Vitocal 350 G Type BW BWS 351 A07 Heat pumps with electric drive 1 and 2 stage Type BWC 351 A07 Heat pumps with electric drive 1 stage For applicability see the last page VITOCAL 350 G 5546 273 GB 6 2014 Please keep safe ...

Page 2: ...g on this system National installation regulations Statutory regulations regarding the prevention of accidents Statutory regulations regarding envi ronmental protection Codes of practice of the relevant trade associations All current safety regulations as defined by DIN EN DVGW VDE and all locally applicable standards a ÖNORM EN and ÖVE c SEV SUVA SVTI SWKI and SVGW Working on the system Isolate t...

Page 3: ...Defective components must be replaced with genuine Viessmann spare parts Auxiliary components spare and wearing parts Please note Spare and wearing parts that have not been tested together with the system can compromise its function Installing non author ised components and making non approved modifications or conversions can compromise safety and may invalidate our warranty For replacements use o...

Page 4: ...ecking the diaphragm grommets 69 Service instructions Commissioning inspection maintenance Steps commissioning inspection and maintenance 70 Further details regarding the individual steps 71 Troubleshooting Repairs 86 Parts lists Vitocal 350 G type BW 351 A07 Overview of assemblies type BW 95 Parts not shown type BW 96 Casing type BW 96 Electrical equipment type BW 98 Heat pump module type BW 100 ...

Page 5: ...C 114 Electrical equipment type BWC 116 Heat pump module type BWC 118 Hydraulics type BWC 120 Commissioning service reports Hydraulic parameters report 122 Control parameters report 123 Specification 134 Appendix Commissioning order 142 Certificates Declaration of conformity 143 Keyword index 144 Index Index cont 5546 273 GB ...

Page 6: ...stem user is prohibited and results in an exclusion of liability Incor rect usage also occurs if the components in the heating system are modified from their intended function Note The appliance is intended exclusively for domestic use i e even users who have not had any instruction are able to oper ate the appliance safely Product information Type BW BWC 351 A07 Brine water heat pump with Vitotro...

Page 7: ...hed via the heat pump control unit of stage 1 Depending on the hydraulic connec tion the heat pump stage 2 can be used both for central heating and for DHW heating A separate secondary pump and circulation pump for cylinder heating both accessories are required for the heat pump stage 2 With the 2 stage version either a sep arate primary pump can be used for both stages or a common primary pump ca...

Page 8: ...0V KM BUS F6 F0 F8 F14 212 3 211 2 211 4 2 X3 8 3 9 2 2 H F YF F 2 F14 2 211 2 2 145 A1 2 X3 8 3 9 oR iE oE oP oQ oW oE 2 F14 oE oE Preparing for installation Designations in the system examples 5546 273 GB ...

Page 9: ...n kit Hydraulic installation scheme 19 24 26 28 22 20 2 KM BUS X3 8 3 9 211 1 230V 2 X3 8 3 9 2 211 1 27 P1 P1 2 X3 3 3 4 23 X3 3 3 4 21 2 X3 8 3 9 1 1 6 15 7 4 P Preparing for installation Primary circuit type BW BWC 5546 273 GB Installation ...

Page 10: ...mary circuit wP Brine accessory pack wQ Pressure switch primary circuit wW Separating heat exchanger primary circuit wE Flow switch well circuit remove jumper when connecting wR Dirt trap wZ Well pump suction pump for groundwater connect via on site contactor with fuse protection 230 V connection See page 11 400 V connection See page 11 wU Delivery well wI Return well Electrical installation schem...

Page 11: ... X1 X3 8 X3 9 230 V 50 Hz 230 V 0 15 A 230 V 0 15 A 230 V 0 15 A K1 2 qT wZ wE wQ qO sH sYYA Well pump on site connection 400 V X1 X2 N UP UP M 3 26 2 N L 15 200 W 26 L1 230 V 50 Hz K1 211 1 L2 L3 M 1 Preparing for installation Primary circuit type BW BWC cont 5546 273 GB Installation ...

Page 12: ... installation scheme 19 24 26 28 22 20 2 X3 8 3 9 2 211 1 224 2 27 P1 P1 2 X3 3 3 4 23 21 2 X3 8 3 9 9 1 2 KM BUS X3 8 3 9 230V P1 P1 P1 P1 F2 16 2 224 2 2 211 1 F3 17 F2 211 1 F3 224 2 25 15 X3 3 3 4 P Preparing for installation Primary circuit type BW BWS 2 stage 5546 273 GB ...

Page 13: ...Primary pump heat pump stage 2 wZ Well pump suction pump for groundwater connect via on site contactor with fuse protection 230 V connection See page 14 400 V connection See pages 15 19 wU Delivery well wI Return well Note Either fit primary circuit flow and return temperature sensors in the sensor wells of the hydraulic modules accessories or use a sensor well set accessories Electrical installat...

Page 14: ...14 Well pump on site connection 230 V wZ wT 2 M 1 M 1 M 1 230 V 50 Hz UP 200 W UP 200 W UP N L1 K3 K2 K1 qT 211 1 224 2 Preparing for installation Primary circuit type BW BWS 2 stage cont 5546 273 GB ...

Page 15: ... X3 1 K2 K1 X2 N UP M 3 26 L1 K1 L2 L3 M 1 M 1 Connecting the sensors and limiters 2 qU wE wQ qO 230 V 50 Hz Low voltage PT500 PT500 X1 X3 4 X3 3 X1 X3 9 X3 8 230 V 0 15 A 230 V 0 15 A 230 V 0 15 A qZ F2 F3 aS aD Preparing for installation Primary circuit type BW BWS 2 stage cont 5546 273 GB Installation ...

Page 16: ...ry pump Note If the first and second stage heat pumps type BW and type BWS are installed with different rated heating outputs 2 pri mary pumps are required due to the dif ferent flow rates Preparing for installation Primary circuit type BW BWS 2 stage cont 5546 273 GB ...

Page 17: ...8 22 20 2 X3 8 3 9 2 211 1 224 2 27 P1 P1 2 X3 3 3 4 23 21 2 X3 8 3 9 9 1 2 KM BUS X3 8 3 9 230V P1 P1 P1 P1 F2 16 F3 17 F2 211 1 F3 2 211 1 15 224 2 P Preparing for installation Primary circuit type BW BWS 2 stage cont 5546 273 GB Installation ...

Page 18: ...g wR Dirt trap wZ Well pump suction pump for groundwater connect via on site contactor with fuse protection 230 V connection See page 14 400 V connection See pages 15 19 wU Delivery well wI Return well Note Either fit primary circuit flow and return temperature sensors in the sensor wells of the hydraulic modules accessories or use a sensor well set accessories Electrical installation scheme For a...

Page 19: ...2 L1 L2 L3 X2 N UP M 3 26 Connecting the sensors and limiters 2 qU wE wQ qO 230 V 50 Hz Low voltage PT500 PT500 X1 X3 4 X3 3 X1 X3 9 X3 8 230 V 0 15 A 230 V 0 15 A 230 V 0 15 A qZ F2 F3 aS aD Preparing for installation Primary circuit type BW BWS 2 stage cont 5546 273 GB Installation ...

Page 20: ...20 Single stage type BW BWC 351 A07 77 105 152 240 300 419 476 533 600 230 V 42 V 133 576 662 662 727 792 888 962 Preparing for installation Requirements regarding on site connections 5546 273 GB ...

Page 21: ...2 240 300 419 476 533 600 77 230 V 42 V 230 V 133 576 662 662 727 792 888 962 100 Heating flow Flow DHW cylinder Return secondary circuit heating return and DHW cylinder re turn Return primary circuit heat pump brine outlet Flow primary circuit heat pump brine inlet Preparing for installation Requirements regarding on site connections cont 5546 273 GB Installation ...

Page 22: ... V 5 x 2 5 mm2 50 m Instantaneous heating water heater 400 V if installed 5 x 2 5 mm2 50 m Siting requirements Please note Prevent damage to the appliance during handling Never put weight on the top front or side panels of the appliance Please note Tilting the compressor at a steep angle inside the heat pump can result in appliance damage Max tilting angle 45 Installation room requirements Please ...

Page 23: ...table Total weight Type Weight BW 351 A07 136 kg BWS 351 A07 132 kg BWC 351 A07 146 kg To prevent the transmission of structure borne noise never site the appliance on ceilings with wooden joists e g in the attic Minimum room volume to EN 378 Type Minimum spa tial volume BW 351 A07 9 4 m3 BWS 351 A07 9 4 m3 BWC 351 A07 9 4 m3 Minimum clearances Single stage type BW BWC 400 1500 A B Preparing for i...

Page 24: ...lation above the heat pump 340 mm Without hydraulic module Subject to on site installation and site conditions B With AC Box accessory for installation to the left of the heat pump 400 mm width of the AC Box Without AC Box 100 mm Preparing for installation Siting requirements cont 5546 273 GB ...

Page 25: ...oling circuit NC Box for natural cooling function The NC Box can only be used up to a rated heating output of 16 kW For higher rated heating outputs install all the components required on site with correspondingly sized plate heat exchanger for the heating cooling cir cuit or the separate cooling circuit In 2 stage heat pumps the NC Box cannot be installed immediately above the heat pump The hydra...

Page 26: ...26 Removing the transport brackets and levelling the heat pump 4x 2 4x 1 Installation sequence Siting the heat pump 5546 273 GB ...

Page 27: ...rst removing the trans port brackets may cause vibrations and excessive noise Remove the transport brack ets 2 Position and level the heat pump hor izontally as described on page 22 Installation sequence Siting the heat pump cont 5546 273 GB Installation ...

Page 28: ...28 Removing the top panel 1 Installation sequence Siting the heat pump cont 5546 273 GB ...

Page 29: ...n of all pipes routed through walls 3 Connect primary pipes to heat pump Please note Avoid appliance damage Connect on site primary lines to the heat pump so they are free of load and torque stresses Please note Make tight hydraulic connec tions on the primary side With hose outlets ensure the diaphragm grommets are seated correctly Seal hose outlets with sealing tape if necessary 4 Insulate pipes...

Page 30: ...torque stresses Please note Make tight hydraulic connec tions on the secondary side With hose outlets ensure the diaphragm grommets are seated correctly Seal hose outlets with sealing tape if necessary 3 Fill and vent secondary circuit 4 Thermally insulate pipes inside the building Note For diaphragm grommets see page 69 In underfloor heating circuits install a temperature limiter on site to restr...

Page 31: ...31 Installing the programming unit type BW 351 A07 and BWC 351 A01 2x 3 2 1 Installation sequence Electrical connection 5546 273 GB Installation ...

Page 32: ...he appliance Route cables so that they cannot touch very hot vibrating or sharp edged components Danger Incorrect wiring can lead to seri ous injury from electrical current and result in appliance damage Observe the following points when making an electrical con nection Installation sequence Electrical connection cont 5546 273 GB ...

Page 33: ...ft into the adjacent voltage area When routing the on site power cables observe the location of the cable entries into the appliance through its back panel see page 20 42 V 230 V 1 Route LV leads through the 42 V aperture to the heat pump control unit wiring chamber and apply strain relief using the cable ties provided 2 Route 230 V cables and power cables for the compressor through the 230 V aper...

Page 34: ...34 Note Route LV leads and 230 V cables as far apart as possible Installation sequence Electrical connection cont 5546 273 GB ...

Page 35: ...5 Making the electrical connection for stage 1 heat pump type BW and stage 2 heat pump type BWS 230 V 42 V 230 V 42 V 2 B 1 5 3 4 Installation sequence Electrical connection cont 5546 273 GB Installation ...

Page 36: ...lugs X300 and aBH for the wiring chamber heat pump stage 1 type BW D Wiring chamber heat pump stage 1 type BW Overview of the electrical connections of the heat pump control unit type BW 351 A07 and BWC 351 A07 X15 X2 X3 F1 X1 X31 X25 X24 F0 F4 F27 F8 F6 F13 F7 F11 F12 F14 F16 F20 193B 193C F3 193A F26 J4 J3 A Cross connect PCB SA 112 F1 MCB fuse 6 3 A slow B Expansion PCB on main PCB SA 135 C Mai...

Page 37: ...aking capacity of the corresponding relay must not be exceeded The stated current indicates the max switching current of the switching con tact observe the total current of 5 A Controls for external heat source and central fault messages are unsuitable for safety LV Set the required parameters during com missioning see from page 74 Working components 230 V Plug sYA Terminals Function Explanation 2...

Page 38: ...211 3 r 1 Instantaneous heating wa ter heater switching stage 1 Connection values Output 10 W Voltage 230 V Max switching current 4 2 A 211 4 M r 3 way diverter valve for Central heating DHW heating Connection values Output 130 W Voltage 230 V Max switching current 4 2 A Note In type BWC the circulation pump for cyl inder heating is connected at the factory Circulation pump for cyl inder heating 2...

Page 39: ...s installed Connect a temperature limiter to restrict the maximum temperature for under floor heating circuits if installed in ser ies Connection values Output 100 W Voltage 230 V Max switching current 4 2 A 212 3 DHW circulation pump Connection values Output 50 W Voltage 230 V Max switching current 4 2 A 212 4 3 way diverter valve for heating water buffer cylin der bypass or heat pump in the case...

Page 40: ...part no 7151 728 7151 729 B M 1 C B sÖ X2 N A X1 Connection A to control unit Circulation pump C Heating circuit without mixer A1 HC1 Without heating water buffer cylin der 211 2 Secondary pump With heating water buffer cylinder 212 2 Heating circuit pump A1 HC1 Heating circuit with mixer M2 HC2 225 1 Heating circuit pump M2 HC2 Installation sequence Electrical connection cont 5546 273 GB ...

Page 41: ...r part no 7151 728 7151 729 B to the mixer extension kit M 1 C B A sÖ sÖ A Connect plug sÖ to the extension kit B Temperature limiter C Heating circuit pump M3 HC3 Installation sequence Electrical connection cont 5546 273 GB Installation ...

Page 42: ... not be exceeded The stated current indicates the max switching current of the switching con tact observe the total current of 5 A Controls for external heat source and central fault messages are unsuitable for safety LV Set the required parameters during com missioning see from page 74 Plug sXS Terminals Function Explanation 222 1 Mixer motor control for ex ternal heat generator Signal mixer CLOS...

Page 43: ...ator Connections for high limit safety cut outs for central heating In series to the secondary pump ter minal 211 2 on the main PCB In series to the secondary pump heat pump stage 2 terminal 224 3 In series for controlling external heat generators terminal 222 3 DHW reheating Circulation pump for cyl inder heating or 3 way diverter valve for Central heating DHW heating Connections for high limit s...

Page 44: ...ernal demand D High limit safety cut out max 70 C as heat pump protection K1 Relay sizing in accordance with the external heat source observe safety instructions Plug sXD Terminals Function Explanation 223 1 223 2 U Central fault message Floating contact Closed Fault Open No fault Not suitable for safety LV Connection values contact rating Voltage 230 V Max switching current 4 2 A Installation seq...

Page 45: ...2 A 224 4 r 2 Switching an instantaneous heating water heater stage 2 Connection values Output 10 W Voltage 230 V Max switching current 4 2 A 224 5 2 Circulation pump for cylin der heating for heat pump stage 2 Connection values Output 130 W Voltage 230 V Max switching current 4 2 A 224 6 M Cylinder loading pump DHW side 2 way shut off valve Connect cylinder loading pump and 2 way shut off valve i...

Page 46: ... heater in DHW cylinder Connection values Output 100 W Voltage 230 V Max switching current 4 2 A Immersion heater 400 V 224 7 X2 N N L3 L2 L1 B A A Immersion heater power supply 3 N PE 400 V 50 Hz B Terminals of the heat pump control unit Installation sequence Electrical connection cont 5546 273 GB ...

Page 47: ...eater 230 V on site 224 7 X2 N N L1 L1 L1 B A N N A Immersion heater power supply 1 N PE 230 V 50 Hz B Terminals of the heat pump control unit Installation sequence Electrical connection cont 5546 273 GB Installation ...

Page 48: ... 230 V Max switching current 4 2 A 225 2 M2 Mixer motor control heat ing circuit M2 HC2 Signal mixer CLOSED Connection values Output 10 W Voltage 230 V Max switching current 0 2 0 1 A 225 3 M2 Mixer motor control heat ing circuit M2 HC2 Signal mixer OPEN Connection values Output 10 W Voltage 230 V Max switching current 0 2 0 1 A Cross connect PCB Set the required parameters during com missioning s...

Page 49: ...witched phase can be used for on site system components Observe the total load 1000 W of all connected components X3 1 Switched phase X3 2 X3 14 Block externally signal external blocking of com pressor and pumps mixer in control mode or CLOSE Requires zero volt N O contact Closed Power OFF enabled Open No power OFF Breaking capacity 230 V 2 mA Note The system may no longer be protected against fro...

Page 50: ...te No parameters need to be set No jumper should be installed if a pow er OFF contact is connected The compressor is forced off as soon as the contact opens The power OFF signal switches off the supply voltage of the respective oper ating component subject to the power supply utility For the instantaneous heating water heater the stages to be switched off can be selected parameter Output instant h...

Page 51: ...C contact Closed No fault Open Fault Breaking capacity 230 V 0 15 A No jumper should be installed if a mes sage contact is connected X3 12 X3 13 External demand signal external starting of com pressor and pumps mixer in control mode or OPEN changeover of the operat ing status of several system components Requires floating N O contact Closed Demand Open No demand Breaking capacity 230 V 2 mA Note T...

Page 52: ...emperature sensor NTC 10 kΩ F6 Cylinder temperature sensor top NTC 10 kΩ F7 Cylinder temperature sensor bottom NTC 10 kΩ F11 Contact humidistat 24 V Note If the contact humidistat of the NC AC Box is used when cooling set jumper otherwise the heat pump will not start message CA Protectn device primry F12 Flow temperature sensor heating circuit with mixer M2 HC2 NTC 10 kΩ F13 System flow temperatur...

Page 53: ...on AM1 extension Communication interface Vitocom 100 type GSM2 sVA Modbus 2 wires not interchangeable Connection for electricity meter J3 Jumper for terminator Modbus 2 Terminator enabled delivered condition Terminator disabled J4 Jumper for setting master slave Modbus 2 Heat pump control unit is slave Heat pump control unit is master delivered condi tion X18 Modbus 1 Viessmann devices If other Vi...

Page 54: ...mary circuit flow return temperature sensor 2 stage heat pump 42 V 1 2 3 aS Flow temperature sensor primary circuit aD Return temperature sensor primary circuit Installation sequence Electrical connection cont 5546 273 GB ...

Page 55: ...ing the cable ties provided Swimming pool heating Note Swimming pool heating is controlled via extension EA1 with KM BUS Make connections to extension EA1 only according to the following dia gram A filter circuit pump cannot be control led via the heat pump control unit Installation sequence Electrical connection cont 5546 273 GB Installation ...

Page 56: ...p for swimming pool heating accessories E Jumper F 3 way diverter valve for Swimming pool zero volt heating the heating water buffer cylinder G Circulation pump for swimming pool heating accessory H Thermostat for swimming pool tem perature control floating contact 230 V 0 1 A accessories K Connection on controller and sensor PCB Installation sequence Electrical connection cont 5546 273 GB ...

Page 57: ... serious injury from elec tric current can result if an elec trical fault occurs Connect the appliance and pipe work to the equipotential bonding of the building in question Danger Incorrect core allocation can result in serious injury and dam age to the appliance Never interchange cores L and N In negotiations with your power supply utility different supply tariffs for the main power circuits may...

Page 58: ...sumers Information regarding the compres sor power supply Please note Incorrect phase sequence can cause damage to the appli ance Make the compressor power supply only in the phase sequence specified see termi nals with a clockwise rotating field Characteristics of the compressor power MCBs see Specification Power cables The PE wire must be approx 10 mm lon ger than the N and L wires Heat pump con...

Page 59: ...on site load disconnection The power OFF signal is connected directly to the heat pump control unit When power OFF is enabled the com pressor is forced off and in the 2 stage version type BW BWS both com pressors are switched off Parameter Output for instant heating water heater at power OFF 790A determines whether and at what stage an instantaneous heating water heater if installed remains operat...

Page 60: ...control unit connection on cross connect PCB B Instantaneous heating water heater if installed C Compressor D Standard tariff meter E Ripple control receiver contact open power OFF enabled F Backup fuse ripple control receiver G Feed TNC system H Economy tariff meter Installation sequence Power supply cont 5546 273 GB ...

Page 61: ...onnect PCB B Instantaneous heating water heater if installed C Heat pump compressor stage 1 type BW D Standard tariff meter E Ripple control receiver contact open power OFF enabled F Backup fuse ripple control receiver G Feed TNC system H Economy tariff meter K Heat pump compressor stage 2 type BWS Installation sequence Power supply cont 5546 273 GB Installation ...

Page 62: ...instanta neous heating water heater if installed are forced off and in the 2 stage ver sion type BW BWS both compres sors and the instantaneous heating water heater are switched off Note Observe the technical connection condi tions of the relevant power supply util ity Single stage C B A F H 5 4 3 4 4 3 3 N 3 N G K 4 kWh kWh 3 E D X3 7 X3 6 Diagram excluding fuses and RCD Installation sequence Pow...

Page 63: ...r K Feed TNC system Two stage type BW BWS C B A F H 5 4 3 4 4 3 3 N 3 N K 4 kWh kWh 3 E D X3 7 X3 6 L 4 G Shown excluding fuses and RCD A Heat pump control unit connection on cross connect PCB B Instantaneous heating water heater if installed C Heat pump stage 1 compressor type BW D Control unit power supply E Mains isolator F Standard tariff meter G Ripple control receiver contact open power OFF ...

Page 64: ...n site power consump tion Without power OFF kWh G F L kWh F L E kWh N E1E2 D D L1 L1 L2 L2 L3 L3 C A M N N A D H K M F B F A Heat pump B Additional consumers of power generated on site in the house hold C Electricity meter D Inverter E Isolator for the PV system F Terminal Installation sequence Power supply cont 5546 273 GB ...

Page 65: ...stic power sup ply connection distribution panel M Distribution panel N Domestic distribution box Phase monitor if installed The phase monitor is used to monitor the mains power supply to the compressor The phase monitor switches off switch ing contact opens if the internal toleran ces are exceeded The phase monitor automatically re ena bles the power supply if the values return to within the spec...

Page 66: ...e Ph G Fault display asymmetry Asy H Fault display over undervoltage U LEDs explained LED Rel illuminates green All voltages and the rotating field clockwise are healthy LED Ph illuminates red The relay has responded the rotating field is anticlockwise All LEDs off One or more phases have dropped out LED U illuminates red Incorrect voltage on one or more pha ses LED Asy illuminates red Asymmetry o...

Page 67: ...low if the phase sequence is correct Does not illuminate if the phase sequence is incorrect Make connections at terminals X3 8 X3 9 After connecting the power supply one of the following components must be connected at terminals X3 8 and X3 9 Primary circuit pressure switch and or frost stat or jumper supplied Installation sequence Power supply cont 5546 273 GB Installation ...

Page 68: ...ease note Condensation damage and excessive noise may result if the casing door is not tightly shut Tightly seal the casing door Danger If system components are not earthed serious injury from elec tric current can result if an elec trical fault occurs Attach earth conductor to front panel top panel and side pan els 2 4 1 3 Installation sequence Closing the heat pump 5546 273 GB ...

Page 69: ... sound proof and diffusion proof With the hose outlets ensure dia phragm grommets A are seated correctly Seal diaphragm grommets A with adhesive tape if necessary A Installation sequence Checking the diaphragm grommets 5546 273 GB Installation ...

Page 70: ...hecking the refrigerant circuit for leaks 72 4 Filling and venting the primary side 72 5 Filling and venting the secondary side 72 6 Checking expansion vessels and the primary circuit heating circuit pressure 73 7 Commissioning the system 74 8 Closing the heat pump 9 Instructing the system user 85 Commissioning inspection maintenance Steps commissioning inspection and maintenance 5546 273 GB ...

Page 71: ...age in the event of an electrical fault Always remake all earth connec tions Please note Wait at least 30 min between the installation and commissioning of the appliance to prevent equip ment damage Work on the refrigerant circuit must only be carried out by a qualified refrigeration engi neer 1 Remove front panel in reverse order see page 68 2 When work is complete close the heat pump see page 68...

Page 72: ...at transfer medium and vent Note Ensure frost protection down to 19 C Viessmann heat transfer medium is a ready mixed ethylene glycol based medium It contains inhibitors for cor rosion protection The heat transfer medium can be used at temperatures down to 19 C 3 Check the connections for possible leaks Replace faulty or displaced gaskets Filling and venting the secondary side Unsuitable fill and ...

Page 73: ...Type BWC is supplied with integral non return valves The secondary cir cuit only permits one direction of flow 4 Please note Avoid appliance damage Check the secondary circuit flow and return connections to the heat pump for tight ness In the case of leaks switch off the appliance immedi ately drain the water and check the seating of the seal rings Always replace displaced seal rings 5 Check syste...

Page 74: ...t in damage to the appliance and the heating system Observe the service instructions for the Vitotronic 200 heat pump control unit otherwise the appli ance warranty will be void Switch ON the ON OFF switch on the control unit The prompt Start commission ing appears automatically on first start up Note The commissioning wizard can also be started manually To do this press and hold when switching on...

Page 75: ...ning Parameter group select Language set Date time set Temperature sensors Signal inputs Actuator test Commissioning terminated Control mode OK OK OK OK OK OK OK OK OK OK OK OK NO YES OK Functional check Coding level 1 Subscriber check LON Time set Date set Commissioning inspection maintenance Further details regarding the individual steps cont 5546 273 GB Service ...

Page 76: ...ox 4 s 2 Select Coding level 1 3 Select parameter group System definition 4 Select parameter System scheme 7000 5 Set system scheme 6 Alternatively if the service menu was already enabled Extended menu 1 å 2 Service 3 Select Coding level 1 4 Select parameter group System definition 5 Select parameter System scheme 6 Confirm parameter code 7000 7 Set system scheme 6 Required parameters for componen...

Page 77: ... pool 0 0 0 0 0 0 0 0 0 0 Solar thermal system 0 0 0 0 0 0 Cooling A1 HC1 0 0 0 0 0 0 M2 HC2 0 0 0 0 0 0 0 0 M3 HC3 0 0 0 0 Separate cooling cir cuit SKK 0 0 0 0 0 0 0 0 0 0 0 Coolant buffer cylinder 0 0 0 0 0 0 0 0 0 0 0 Ice store and solar air absorber 0 0 0 0 0 0 0 0 0 0 0 0 Electricity meter 3 phase 0 0 0 0 0 0 0 0 0 0 0 Vitovent 300 F 0 0 0 0 0 0 0 0 0 0 0 X Component selected 0 Component may...

Page 78: ...pump Extended menu Time program DHW cir culation Set time program Mixer extension kit for heating circuit M3 HC3 System definition Ó System scheme 7000 With heating circuit M3 HC3 Note Set rotary switch S1 in the extension kit to 2 see ex tension kit installation in structions Remote control For the heating cooling cir cuit Heating circuit 1 Ó Remote control 2003 or Heating circuit 2 Ó Remote cont...

Page 79: ...l extension System definition Ó External extension 7010 1 External EA1 exten sion 2 External AM1 exten sion 3 EA1 and AM1 Note For external function param eters see External func tions table 2 stage heat pump Parameter Setting Compressor 2 Enable compressor 5100 1 Output compressor stage 2 5130 Value corresponding to the rated heating output of heat pump stage 2 see type plate Commissioning inspec...

Page 80: ...ents System definition Ó System components for external changeover 7011 0 to 127 System definition Ó Operating status for ex ternal changeover 7012 0 to 3 System definition Ó Duration of external changeover 7013 0 to 12 External blocking of compres sor and pumps System definition Ó Effect of external block ing on pumps compressor 701A 0 to 31 External blocking of the com pressor mixer in control m...

Page 81: ...ic heaters for DHW heating 6015 1 External heat source External heat source parameters Setting External heat source Ó Enable external heat source 7B00 1 With circulation pump for DHW reheating External heat source Ó Enable booster heaters for DHW heating 6014 1 External heat source Ó Enable external heat source for DHW heating 7B0D 1 Swimming pool water heating Parameters for swimming pool heating...

Page 82: ...oling Cooling Ó Cooling circuit 7101 1 Heating circuit A1 HC1 2 Heating circuit M2 HC2 3 Heating circuit M3 HC3 4 Separate cooling circuit SKK Ice store solar air absorber Parameters for ice store and solar air absorb er Setting System definition Ó Select primary source 7030 1 System definition Ó External extension 7010 2 Solar Ó Type solar control unit 7A00 2 System definition Ó Start hysteresis ...

Page 83: ... 7E13 1 Extended menu PV ctrl strategy or Photovoltaics Ó Specify the temperature differen tial to the selected set value for the chosen function Raise set DHW cylinder temperature PV 7E21 0 to 200 0 to 20 C Raise set heating water buffer cylinder temp PV 7E22 0 to 100 0 to 10 C Raise set room temperature PV 7E23 0 to 50 0 to 5 C Ventilation Ventilation unit parameters Setting Ventilation Ó Vitove...

Page 84: ...of heat pump in cascade 7707 1 to 4 LON communication module installed Enable LON communication module 7710 1 1 LON system number 7798 1 to 5 1 to 5 LON subscriber number 7777 Each number can only be allocated once 1 to 99 1 to 99 LON fault manager 7779 Only one control unit within a system may be configured as the fault manager 0 or 1 0 or 1 Source time 77FE 0 1 Send time 77FF 1 0 Source outside ...

Page 85: ...ld hand the operating instructions to the system user and instruct the user in operating the system This includes all components installed as accessories e g remote control units In addition the system installer must make the user aware of the required mainte nance work Commissioning inspection maintenance Further details regarding the individual steps cont 5546 273 GB Service ...

Page 86: ...86 Overview of wiring chamber Type BW 351 A07 and BWC 351 A07 G K LM O N H E D C B A Troubleshooting Repairs 5546 273 GB ...

Page 87: ...or contactor E Thermal relay G Full wave soft starter H Programming unit K Controller and sensor PCB L Main PCB M Expansion PCB on the main PCB N Compressor power supply O Cross connect PCB Q Plug for 42 V LV connecting cable stage 1 2 R Plug for connecting cable stage 1 2 230 V Troubleshooting Repairs cont 5546 273 GB Service ...

Page 88: ...88 Opening the casing door Troubleshooting Repairs cont 5546 273 GB ...

Page 89: ...89 Internal components overview C D F E B G O N K P A J I L M Type BWC 351 A07 Troubleshooting Repairs cont 5546 273 GB Service ...

Page 90: ...90 D C Q R S V K X P F J U T X Q S T R D Y W Type BWC 351 A07 Troubleshooting Repairs cont 5546 273 GB ...

Page 91: ...cessory for type BW 351 A07 installation out side the heat pump with check valve O Secondary pump accessory for type BW 351 A07 installation out side the heat pump with check valve P Air vent valve secondary side Q Low pressure sensor EEV R Suction gas temperature sensor S Safety high pressure switch T High pressure sensor EEV U Filter dryer V Primary circuit return temperature sensor heat pump br...

Page 92: ...ting circuits NTC 10 kΩ Flow temperature sensor primary circuit F2 Return temperature sensor primary circuit F3 Flow temperature sensor secondary circuit in a two stage heat pump for heat pump stage 1 F8 Return temperature sensor secondary circuit in a two stage heat pump for heat pump stage 1 F9 Return temperature sensor secondary circuit for heat pump stage 2 F18 Flow temperature sensor secondar...

Page 93: ...wer loss 2 5 W Danger Contact with live components can lead to serious injury from electric current Before working on the equip ment ensure that the power cir cuit is also at zero volt Removing fuses does not switch the power circuit to zero volt Appliance too noisy Possible causes Transport bracket not removed See page 26 Hose outlets in diaphragm grommets not watertight See page 69 Casing door n...

Page 94: ...ity in the heat pump module Possible causes Hose outlets in diaphragm grommets not watertight See page 69 Casing door not tightly sealed See page 88 Outer panels are not diffusion proof Troubleshooting Repairs cont 5546 273 GB ...

Page 95: ... D E A Type plate B Casing assembly C Electrical equipment assembly D Heat pump module assembly E Hydraulics assembly Parts lists Vitocal 350 G type BW 351 A07 Overview of assemblies type BW 5546 273 GB Service ...

Page 96: ...e upper part 7832666 0003 Hinge lower part 7832667 0004 Adjustable foot with foot cap 4 pce 7832669 0005 Side panel left 7835094 0006 Side panel right 7835095 0007 Top panel back 7835096 0008 Back panel 7835097 0009 Control panel 7840698 0010 Anti vibration mount 7835099 0011 Bottom panel 7840696 0012 Lower panel 7835101 0013 Floor mat 7835102 0014 Rail 7840702 0015 Cable cover set 7840703 0016 To...

Page 97: ...016 0015 0009 0020 0008 0014 0002 0003 0002 0003 0010 0013 0012 0004 0006 0001 0018 0015 0017 0019 0022 0015 0014 0011 0001 0001 0001 Parts lists Vitocal 350 G type BW 351 A07 Casing type BW cont 5546 273 GB Service ...

Page 98: ...7836257 0023 Cable set cross connect PCB 7835328 0024 Compressor control module 7843348 0025 Contactor 3 pole 230 V 7817643 0027 Thermal relay 7816452 0028 Phase monitor 7835040 0030 Mains terminal 5 pole 7835200 0036 Fuses 6 3 A slow 5 pce 7822610 0037 Outside temperature sensor NTC 10 kΩ 7837053 0038 Mating plug for controller and sensor PCB set 7832898 0039 Mating plug for main PCB set 7832896 ...

Page 99: ...0055 0008 0049 0050 0043 0028 0025 0027 0024 0009 0012 0001 0005 0003 0004 0006 0036 0023 0022 0039 0030 0040 0038 0007 0002 0041 0042 Parts lists Vitocal 350 G type BW 351 A07 Electrical equipment type BW cont 5546 273 GB Service ...

Page 100: ...0 x 40 M8 x 10 7829050 0013 Schrader valve 7829147 0014 Hot gas line 7835472 0015 Spacer 7833091 0016 Refrigerant line expansion valve evaporator 7835022 0017 Compressor fixing 7830468 0018 Refrigerant line filter drier expansion valve 7835025 0019 Refrigerant line condenser filter 7835026 0020 Flow line primary circuit 7835028 0021 Line suction gas 7835473 0022 Union nut Schrader valve 7828863 00...

Page 101: ...2 0009 0014 0013 0025 0026 0023 0026 0025 0020 0002 0015 0003 0015 0012 0010 0024 0011 0008 0007 0019 0005 0004 0018 0025 0026 0016 0006 0013 0009 Parts lists Vitocal 350 G type BW 351 A07 Heat pump module type BW cont 5546 273 GB Service ...

Page 102: ...37 0008 Hose heating water return DHW cylinder return 7835042 0009 Line tee 7835043 0010 Hose primary circuit return brine outlet 7835065 0011 Hose primary circuit flow brine inlet 7835069 0012 Hose heating water flow 7835070 0013 Hose DHW cylinder flow 7835071 0014 Bracket 7835072 0015 Fixings cooling panel 7835074 0016 Temperature sensor Pt500A 7836461 0017 O ring 28 0 x 2 5 mm 7823415 Parts lis...

Page 103: ...0001 0016 0005 0017 0003 0006 0005 0017 0002 0006 0004 0017 0005 0005 0017 0005 0017 0001 0016 0001 0016 0017 0014 0007 0005 0013 0008 0009 Parts lists Vitocal 350 G type BW 351 A07 Hydraulics type BW cont 5546 273 GB Service ...

Page 104: ...C D E A A Type plate B Assembly casing C Assembly electrical equipment D Assembly heat pump module E Assembly hydraulics Parts lists Vitocal 350 G type BWS 351 A07 Overview of assemblies type BWS 5546 273 GB ...

Page 105: ...inge upper part 7832666 0003 Hinge lower part 7832667 0004 Adjustable foot M12 x 19 foot cap 7 64 7832669 0005 Side panel left 7835094 0006 Side panel right 7835095 0007 Top panel back 7835096 0008 Back panel 7835097 0009 Control panel 7840698 0010 Anti vibration mount 7835099 0011 Bottom panel 7840696 0012 Lower panel 7835101 0013 Floor mat 7835102 0014 Rail 7840702 0015 Cable covers set 7840703 ...

Page 106: ...106 0001 0004 0020 0007 0016 0015 0009 0010 0014 0014 0002 0003 0002 0003 0022 0015 0022 0015 0017 0006 0013 0011 0012 0005 Parts lists Vitocal 350 G type BWS 351 A07 Casing type BWS cont 5546 273 GB ...

Page 107: ...mal relay 7816452 0030 Mains terminal 5 pole 7835200 0043 Connecting cable compressor 7835031 0049 Cable set refrigerant circuit sensors 7840627 0050 Lead secondary circuit return temperature sensor 7840645 0055 Transformer 7828827 0057 Cable harness electronic expansion valve power supply 7832874 Parts lists Vitocal 350 G type BWS 351 A07 Electrical equipment type BWS 5546 273 GB Service ...

Page 108: ...108 0027 0025 0057 0055 0008 0049 0050 0043 0025 0027 0009 0024 0030 Parts lists Vitocal 350 G type BWS 351 A07 Electrical equipment type BWS cont 5546 273 GB ...

Page 109: ...0 M8 x 10 7829050 0013 Schrader valve 7829147 0014 Hot gas line 7835472 0015 Spacer 7833091 0016 Refrigerant line expansion valve evaporator 7835022 0017 Compressor fixing 7830468 0018 Refrigerant line filter drier expansion valve 7835025 0019 Refrigerant line condenser filter 7835026 0020 Flow line primary circuit 7835028 0021 Line suction gas 7835473 0022 Union nut Schrader valve 7828863 0023 Ai...

Page 110: ...0022 0009 0014 0013 0025 0026 0023 0026 0025 0020 0002 0015 0003 0015 0012 0010 0024 0011 0008 0007 0019 0005 0004 0018 0025 0026 0016 0006 0013 0009 Parts lists Vitocal 350 G type BWS 351 A07 Heat pump module type BWS cont 5546 273 GB ...

Page 111: ...08 Hose heating water return DHW cylinder return 7835042 0009 Line tee 7835043 0010 Hose primary circuit return brine outlet 7835065 0011 Hose primary circuit flow brine inlet 7835069 0012 Hose heating water flow 7835070 0013 Hose DHW cylinder flow 7835071 0014 Bracket 7835072 0015 Fixings cooling panel 7835074 0016 Temperature sensor Pt500A 7836461 0017 O ring 28 0 x 2 5 mm 7823415 Parts lists Vi...

Page 112: ...03 0001 0016 0005 0017 0003 0006 0005 0017 0002 0006 0004 0017 0005 0005 0017 0005 0017 0001 0016 0001 0016 0017 0014 0007 0005 0013 0008 0009 Parts lists Vitocal 350 G type BWS 351 A07 Hydraulics type BWS cont 5546 273 GB ...

Page 113: ...113 A B C D E A Type plate B Assembly casing C Assembly electrical equipment Parts lists Vitocal 350 G type BWC 351 A07 Overview of assemblies type BWC 5546 273 GB Service ...

Page 114: ...rew M8 x 13 mm 7832665 0002 Hinge upper part 7832666 0003 Hinge lower part 7832667 0004 Adjustable foot with foot cap 4 pce 7832669 0005 Side panel left 7835094 0006 Side panel right 7835095 0007 Top panel back 7835096 0008 Back panel 7835097 0009 Control panel 7840698 0010 Anti vibration mount 7835099 0011 Bottom panel 7840696 0012 Lower panel 7835101 0013 Floor mat 7835102 0014 Rail 7840702 0015...

Page 115: ...016 0015 0009 0020 0008 0014 0002 0003 0002 0003 0010 0013 0012 0004 0006 0001 0018 0015 0017 0019 0022 0015 0014 0011 0001 0001 0001 Parts lists Vitocal 350 G type BWC 351 A07 Casing type BWC cont 5546 273 GB Service ...

Page 116: ...elay 7816452 0028 Monitoring relay 7835040 0030 Mains terminal 5 pole 7835200 0036 Fuse set 6 3 A slow 5 pce 7822610 0037 Outside temperature sensor NTC 10 kΩ 7837053 0038 Mating plug for controller and sensor PCB set 7832898 0039 Mating plug for main PCB set 7832896 0040 Mating plug for expansion PCB set 7832897 0041 Ribbon cable 24 x 0 09 mm 7832891 0042 Connecting cable 4 pole length 85 mm 7828...

Page 117: ...8 0049 0050 0043 0046 0047 0045 0028 0025 0027 0024 0009 0012 0036 0004 0005 0003 0001 0002 0006 0039 0023 0022 0030 0040 0038 0007 0041 0042 Parts lists Vitocal 350 G type BWC 351 A07 Electrical equipment type BWC cont 5546 273 GB Service ...

Page 118: ... x 40 M8 x 10 7829050 0013 Schrader valve 7829147 0014 Hot gas line 7835472 0015 Spacer 7833091 0016 Refrigerant line expansion valve evaporator 7835022 0017 Compressor fixing 7830468 0018 Refrigerant line filter drier expansion valve 7835025 0019 Refrigerant line condenser filter 7835026 0020 Flow line primary circuit 7835028 0021 Line suction gas 7835473 0022 Union nut Schrader valve 7828863 002...

Page 119: ... 0009 0014 0013 0025 0026 0023 0026 0025 0020 0002 0015 0003 0015 0012 0010 0024 0011 0008 0007 0019 0005 0004 0018 0025 0026 0016 0006 0013 0009 Parts lists Vitocal 350 G type BWC 351 A07 Heat pump module type BWC cont 5546 273 GB Service ...

Page 120: ... 7835075 0012 Hose brine outlet 7835076 0013 Check valve G 1 7835081 0014 Hose DHW cylinder flow 7835078 0015 Hose heating water flow 7835080 0016 High efficiency circulation pump with PWM signal UPML 25 85 180 7840741 0017 High efficiency circulation pump with PWM signal UPM2 25 75 180 7840742 0018 High efficiency circulation pump Stratos PARA 25 1 7 180 7426091 0019 Threaded pipe clip 7 31 35 78...

Page 121: ...7 0021 0002 0004 0020 0022 0019 0008 0007 0021 0006 0002 0004 0020 0022 0005 0005 0017 0016 0013 0001 0003 0007 0021 0011 0021 0007 0021 0007 0003 0023 0005 0005 0018 0005 0012 0005 0002 0004 Parts lists Vitocal 350 G type BWC 351 A07 Hydraulics type BWC cont 5546 273 GB Service ...

Page 122: ...tial pri mary circuit flow return ΔT If secondary circuit flow tem perature 35 C primary cir cuit flow temperature 10 C K 3 to 5 If secondary circuit flow tem perature 35 C primary cir cuit flow temperature 0 C K 2 to 4 Testing the mixer heat pump and cylinder heating Checked under the following conditions Room temperature C Outside temperature C Temperature Cylinder temp top constant Yes 1 K Seco...

Page 123: ...tension 7010 0 System components for ex ternal changeover 7011 0 Operating status for external changeover 7012 2 Duration of external change over 7013 8 h Effect of external demand on heat pump heating circuits 7014 4 Effect of ext blocking on heat pump heating circuits 7015 4 Vitocom 100 7017 0 Effect of external blocking on pumps compressor 701 A 0 Common flow temperature sensor system 701 B 0 N...

Page 124: ...nte nance Service Enable compressor 5000 1 Enable use of compressor stage 5012 15 Output compressor stage 5030 Rated heating output accord ing to type plate Primary source output 5043 0 Compressor 2 Parameter Code Delivered condition Commis sioning Mainte nance Service Enable compressor 5100 0 Enable use of compressor stage 5112 14 Primary source output 5143 0 Output compressor stage 5130 Rated he...

Page 125: ...ty ext heat source in stant heating water heater 7B01 1 Dual mode temperature ex ternal heat source 7B02 100 10 C Enable external heat source for DHW heating 7B0D 0 Shutdown limit heat pump dual mode 7B0F 500 50 C Enable boiler water tempera ture sensor 7B11 1 Commissioning service reports Control parameters report cont 5546 273 GB Service ...

Page 126: ...or DHW heating 6009 0 Stop optimisation for DHW heating 600 A 0 Set DHW temperature 2 600C 600 60 C Temperature sensor at bot tom of DHW cylinder 600E 0 Enable booster heaters for DHW heating 6014 0 Enable electric heaters for DHW heating 6015 1 Priority DHW heating with combi cylinder 6016 0 Start attempts for DHW after high pressure shutdown 6017 1 Cylinder primary pump ena ble 601F 0 Operating ...

Page 127: ...d service instructions for solar control module type SM1 Electric booster heater Parameter Code Delivered condition Commis sioning Mainte nance Service Enable instantaneous heat ing water heater 7900 0 Enable electric heaters for DHW heating 7901 1 Enable instant heating water heater for central heating 7902 1 Max output instantaneous heating water heater 7907 3 Output for instant heating water he...

Page 128: ...Primary source Parameter Code Delivered condition Commis sioning Mainte nance Service Primary source mode 7400 0 Primary source ctrl strategy 7401 Type BW 0 Type BWC 3 Heating water buffer cylinder Parameter Code Delivered condition Commis sioning Mainte nance Service Enable buffer cylinder low loss header 7200 0 Temp in operating status fixed value for buffer cyl 7202 500 50 C Hysteresis temperat...

Page 129: ...uit 200E 400 40 C Room temperature in party mode 2022 200 20 C Heating circuit 2 Parameter Code Delivered condition Commis sioning Mainte nance Service Standard room temperature 3000 200 20 C Reduced room temperature 3001 160 16 C Remote control 3003 0 Heating curve level 3006 0 0 K Heating curve slope 3007 6 0 6 Influence room temperature hook up 300 A 10 Room temperature hook up 300 B 0 Max flow...

Page 130: ...arty mode 4022 160 16 C Cooling Parameter Code Delivered condition Commis sioning Mainte nance Service Cooling function 7100 0 Cooling circuit 7101 1 Set room temperature sepa rate cooling circuit 7102 200 20 C Min flow temperature cool ing 7103 100 10 C Influence room temperature hook up cooling circuit 7104 0 Ranking room temp sensor separate cooling circuit 7106 0 Cooling curve level 7110 0 0 K...

Page 131: ...on 7D0B 170 m3 h Flow rate intensive ventila tion 7D0C 215 m3 h Min supply air temperature for bypass 7D0F 160 16 C CO2 value for raising the flow rate 7D18 800 ppm Humidity value for raising the flow rate 7D19 65 Interval time frost protection ventilation 7D1A 15 min Intensive ventilation dura tion 7D1B 120 min Actual source room tempera ture 7D1D 1 Heating circuit for blocking bypass damper 7D21...

Page 132: ...yl 7E12 0 Enable own energy con sumption for heating 7E13 0 Raise set DHW cylinder tem perature PV 7E21 0 0 K Raise set heating water buffer cylinder temp PV 7E22 0 0 K Raise set room temperature PV 7E23 0 0 K Time Parameter Code Delivered condition Commis sioning Mainte nance Service Automatic changeover sum mertime wintertime 7C00 1 Start summertime month 7C01 3 Start summertime week 7C02 5 Star...

Page 133: ...7777 1 LON fault manager 7779 0 LON system number 7798 1 Interval for data transfer via LON 779C 20 min Source outside temperature 77FC 0 Send outside temperature 77FD 0 Source time 77FE 0 Send time 77FF 0 Control Parameter Code Delivered condition Commis sioning Mainte nance Service Lock out controls 8800 0 Commissioning service reports Control parameters report cont 5546 273 GB Service ...

Page 134: ...C 25 Min flow temperature C 10 Heating water secondary circuit Contents l 3 4 Minimum flow rate l h 650 Flow pressure drop at minimum flow rate mbar 14 kPa 1 4 Max flow temperature C 72 Electrical values heat pump Rated voltage compressor 3 N PE 400 V 50 Hz Rated current compressor A 8 2 Starting current compressor with starting current lim iter A 21 0 Starting current compressor with stalled arma...

Page 135: ...without programming unit mm 962 Total height programming unit pivoted up only type BW 351 A07 mm 1155 Weight Heat pump stage 1 type BW 351 A07 kg 136 Heat pump stage 2 type BWS 351 A07 kg 132 Connections Primary circuit flow return G 1 Secondary circuit flow return G 1 Sound power level tested with reference to EN 12102 EN ISO 9614 2 Weighted total sound pow er level at B0 3 K W35 5 K At rated hea...

Page 136: ...rate mbar 600 kPa 60 Max flow temperature C 72 Electrical values heat pump Rated voltage compressor 3 N PE 400 V 50 Hz Rated current compressor A 8 2 Starting current compressor with starting current lim iter A 21 0 Starting current compressor with stalled armature A 51 5 Power consumption Primary pump W 10 to 55 Secondary pump W 10 to 55 Circulation pump for cylinder heating W 62 to 132 MCB fuse ...

Page 137: ... pressure Primary circuit bar 3 MPa 0 3 Secondary circuit bar 3 MPa 0 3 Dimensions Total length mm 844 Total width mm 600 Total height without programming unit mm 962 Total height programming unit pivoted up mm 1155 Weight kg 146 Connections Primary circuit flow return G 1 Secondary circuit flow return G 1 Sound power level tested with reference to EN 12102 EN ISO 9614 2 Weighted total sound pow e...

Page 138: ...cuit Contents l 3 4 Minimum flow rate l h 900 Flow pressure drop at minimum flow rate mbar 25 kPa 2 5 Max flow temperature C 72 Electrical values heat pump Rated voltage compressor 3 N PE 400 V 50 Hz Rated current compressor A 8 2 Starting current compressor with starting current lim iter A 21 0 Starting current compressor with stalled armature A 51 5 MCB fuse protection for compressor A 1 x B16A ...

Page 139: ...circuit bar 3 MPa 0 3 Secondary circuit bar 3 MPa 0 3 Dimensions Total length mm 844 Total width mm 600 Total height without programming unit mm 962 Total height programming unit pivoted up only type BW 351 A07 mm 1155 Weight Heat pump stage 1 type BW 351 A07 kg 136 Heat pump stage 2 type BWS 351 A07 kg 132 Connections Primary circuit flow return G 1 Secondary circuit flow return G 1 Sound power l...

Page 140: ...dual head at minimum flow rate mbar 590 kPa 59 Max flow temperature C 72 Electrical values heat pump Rated voltage compressor 3 N PE 400 V 50 Hz Rated current compressor A 8 2 Starting current compressor with starting current lim iter A 21 0 Starting current compressor with stalled armature A 51 5 Power consumption Primary pump W 10 to 55 Secondary pump W 10 to 55 Circulation pump for cylinder hea...

Page 141: ...te RL32 3MAF Permiss operating pressure Primary circuit bar 3 MPa 0 3 Secondary circuit bar 3 MPa 0 3 Dimensions Total length mm 844 Total width mm 600 Total height without programming unit mm 962 Total height programming unit pivoted up mm 1155 Weight kg 146 Connections Primary circuit flow return G 1 Secondary circuit flow return G 1 Sound power level tested with reference to EN 12102 EN ISO 961...

Page 142: ...its fully installed and filled Electrical installation completed Hydraulic lines fully thermally insulated All windows and external doors sealed Components for cooling mode fully installed optional Components for ventilation fully installed optional Components for PV system fully installed optional Preferred appointment 1 Date Time 2 Date Time The work that is requested to be carried out by Viessm...

Page 143: ...ISO 13857 EN 60 335 1 EN 349 EN 61 000 3 2 EN 378 In accordance with the following Directives this product is designated with _ 2004 108 EC 2006 42 EC 97 23 EC 2006 95 EC Details according to the Pressure Equipment Directive 97 23 EC Category I mod ule A The product characteristics determined as system values for the product Vitocal 350 G see technical guide can be utilised to assess the energy co...

Page 144: ...ting cables Stage 1 2 87 Connecting temperature sensors 52 Connections Expansion PCB 42 Hydraulic 29 Main PCB 37 Overview 20 Primary circuit 29 Secondary circuit 30 Connection values Working components 37 Controller and sensor PCB 52 87 Control parameters reports 123 Control unit 31 Control unit door 93 Cross connect PCB 48 87 Curve Temperature sensor type NTC 10 kΩ 92 Temperature sensor type Pt50...

Page 145: ...cheme 12 17 Hydraulic module 7 Hydraulic parameters 122 Hydraulics assembly Type BW 351 A07 95 I Ice store 82 Immersion heater 46 47 Inspection 71 Installation room 22 Instantaneous heating water heater6 91 Parameters 81 Instructing the system user 85 Intended use 6 Internal components Overview 89 Isolators 57 K Key to system examples 8 KM BUS distributor 53 L Low pressure sensor 91 M Main PCB 37 ...

Page 146: ...ntrol unit 58 Pressure load 23 Primary circuit Filling and venting 72 Primary circuit connection 29 Primary circuit pressure switch 67 Primary circuit return temperature sen sor 91 Primary pump 91 Primary side Draining 91 Product information 6 Programming unit 87 Installing 31 Pt500 91 Pumps Overview 89 R Removing the top panel 28 Repairs 86 Repair work 71 Reports 122 Control parameters 123 Ripple...

Page 147: ... Temperature limiter 40 Temperature sensor Curve type Pt500A 93 Hot gas 91 Suction gas 91 Temperature Sensor Curve type NTC 10 kΩ 92 Terminating service 76 Three phase monitor 65 Tightness test 73 Tilting angle 22 TNC system 60 61 63 64 Top up water 72 Total weight 23 Transport brackets 26 93 U Underfloor heating 40 Underfloor heating circuit 40 V Ventilation 83 Venting Primary side 72 Secondary s...

Page 148: ... Hortonwood 30 Telford Shropshire TF1 7YP GB Telephone 44 1952 675000 Fax 44 1952 675040 E mail info uk viessmann com Viessmann Werke GmbH Co KG D 35107 Allendorf Telephone 49 6452 70 0 Fax 49 6452 70 2780 www viessmann com 5546 273 GB Subject to technical modifications ...

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