Viessmann BW 352.B027 Installation And Service Instructions Manual Download Page 37

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Wiring chamber

Fig. 34

Mains isolator

Load fuse, compressor 3

Load fuse, compressor 2

Load fuse, compressor 1

Backup fuse, plug-in socket system

Power supply unit 24 V–

5-port switch

Secondary fuses 24 V–/24 V~

Fuse, primary and secondary pumps

Fuse, circulation pump, groundwater/waste heat

Control fuse 230 V~

Fuse, circulation pump, control extension, residual heat

Installation sequence

Electrical connections

(cont.)

5855865

Installation

Summary of Contents for BW 352.B027

Page 1: ...and service instructions for contractors Viesmann Vitocal 350 G Pro Type BW 352 B027 to BW 353 B198 27 2 to 197 0 kW Heat pump with electric drive 2 and 3 stage VITOCAL 350 G PRO 5855865 GB 8 2019 Ple...

Page 2: ...ed contractors Work on the refrigerant circuit may only be carried out by authorised refrigera tion engineers Work on electrical equipment may only be carried out by a qualified electrician The system...

Page 3: ...ited by escaping flammable refrigerant R32 Prior to commencing work touch earthed objects such as heating or water pipes to discharge static loads Please note Electronic assemblies can be dam aged by...

Page 4: ...nents that fulfil a safety function can compromise the safe operation of the system Replace faulty components only with genuine Viessmann spare parts Auxiliary components spare and wearing parts Pleas...

Page 5: ...water buffer cylinder 24 Hydraulic connection AC NC alternative operation with coolant buf fer cylinder 25 Hydraulic connection residual heat exchanger air conditioning mode 26 Hydraulic connection cy...

Page 6: ...ponents 62 Draining the heat pump on the primary secondary side 63 Checking the sensors 63 Temperature sensors type Pt1000 63 Checking fuses 63 8 Parts lists Ordering parts 65 Parts heat pump 66 Parts...

Page 7: ...accord ance with the following regulations IEC 60364 4 41 VDE regulations TAR medium voltage VDE AR N 4110 Danger Contact with live components can lead to seri ous injury from electric current Some c...

Page 8: ...erant circuit Note Work on the refrigerant circuit may only be carried out by a qualified refrigeration engi neer Wear suitable protective clothing Danger Refrigerant circuits of heat pumps develop ex...

Page 9: ...issioning inspec tion and maintenance are found in the Commission ing inspection and maintenance section and identified as follows Symbol Meaning Steps required during commissioning Not required durin...

Page 10: ...352 B097 352 B114 352 B132 352 B156 3 stage heat pumps Type BW 353 B172 353 B198 Key points Brine water heat pump Integral Vitotronic SPS heat pump control unit type 2 0 The refrigerant circuit has an...

Page 11: ...k the consignment for damage Note down any damage on the delivery note and notify the haulage contractor Lifting gear such as slings and cross beams must be provided on site The lifting capacity of ea...

Page 12: ...Handling by forklift truck or pallet truck Fig 2 Information regarding transport with forklift truck Select a fork length in line with the heat pump length see Specification from page 70 The heat pum...

Page 13: ...04 BW 353 B198 1678 To prevent the transmission of structure borne noise never site the appliance above ceilings with wooden joists e g in the attic Level the appliance horizontally Where floors are u...

Page 14: ...0 352 B056 800 800 352 B076 700 944 352 B097 700 944 352 B114 700 944 352 B132 1000 944 352 B156 1000 944 353 B172 1000 944 353 B198 1000 944 Note The electronic injection valve and the compressor wir...

Page 15: ...586 586 407 1900 625 900 50 50 Fig 6 Pressure point foot A Connection area B Operating side C Service area D Pressure tested sound insulation layer approx 10 to 20 mm Type BW 352 B076 BW 352 B097 BW...

Page 16: ...rox 10 to 20 mm Requirements for on site connections Dimensions type BW 352 B027 BW 352 B034 and BW 352 B056 1848 750 811 964 504 106 389 1450 Fig 9 A Primary circuit flow brine inlet B Primary circui...

Page 17: ...850 1650 911 969 509 311 525 Fig 10 A Primary circuit flow brine inlet B Primary circuit return brine outlet C Secondary circuit flow outlet D Secondary circuit return inlet E Extra low voltage ELV 50...

Page 18: ...t return brine outlet C Secondary circuit flow outlet D Secondary circuit return inlet E Extra low voltage ELV 50 V F Power supply 230 V 50 Hz G Power supply 400 V 50 Hz Note The dimensions excluding...

Page 19: ...Power supply 400 V 50 Hz Note The dimensions excluding the side panels are the transport dimensions for handling Hydraulic connection requirements Make on site hydraulic connections stress free Make t...

Page 20: ...heat pump slave and DHW circulation A Extension for residual heat ZK03853 B Well circuit groundwater standard unit ZK04292 C Cascade max 2 heat pumps one master and one slave Heat pump communication...

Page 21: ...ignation qU Circulation pump for well groundwater on site sizing qI Refrigerant sensor qO Flow switch coolant buffer cylinder wP External heat generator on site sizing wQ Control of external heat gene...

Page 22: ...dual heat source on site sizing for type BW 352 B027 034 and 056 Pos Designation rYT 2 way motorised damper air brine heat ex changer residual heat on site sizing for type BW 352 B027 034 and 056 rYZ...

Page 23: ...zing for type BW 352 B027 and 034 Hydraulic connection groundwater MASTER M S M P P Fig 15 Required components Pos Designation 1 Heat pump 2 Heat pump control unit 4 Primary pump on site sizing 6 Outs...

Page 24: ...to the substances contained in the coolant RL VL RL A B C D K H G E F Fig 16 A Overflow B Inlet C Dirt filter on site D Low end controller and valve on site E Primary pump F To the heat pump G Separa...

Page 25: ...n site sizing 6 Outside temperature sensor on site sizing 8 Expansion vessel on site sizing qQ Safety assembly primary circuit on site sizing qW Pressure switch primary circuit qI Refrigerant sensor q...

Page 26: ...ant sensor iZ Temperature sensor heat exchanger residual heat brine outlet on site sizing r P Heat exchanger residual heat r Q Circulation pump heat exchanger residual heat brine on site sizing r T Te...

Page 27: ...temperature main tenance DHW heating on site sizing eT DHW cylinder temperature sensor top eU DHW circulation pump on site sizing eI Temperature sensor high temperature mainte nance DHW heating compon...

Page 28: ...sensor bottom Pos Designation eW Immersion heater DHW cylinder on site sizing eE Cylinder loading pump high temperature main tenance DHW heating on site sizing eT DHW cylinder temperature sensor top e...

Page 29: ...istat HC1 w P Heating cooling circuit HC2 on site sizing w Q Flow temperature sensor HC2 component se lection according to on site conditions Pos Designation w W Temperature limiter HC2 w E 3 way dive...

Page 30: ...transport brackets Please note Operating the appliance without first removing the transport brackets may cause vibrations and excessive noise Remove all 4 transport brackets fully from below and disp...

Page 31: ...side panels and kicking plates Note After fitting the back panel make the hydraulic and electrical connections See following chapter 5 1 2 3 3 4 2x 6x Fig 26 Installation sequence Siting the heat pump...

Page 32: ...on joints accessories Note The diagram is for illustrative purposes only For the position of the hydraulic connections see page 16 onwards 100 100 Fig 27 Example Type BW 353 B198 with optimised sound...

Page 33: ...r chal lenging applications The transfer of airborne noise is reduced to such an extent by a sound insulating casing that values below 58 dB are achieved The hydraulic lines can transfer shocks and vi...

Page 34: ...el must be approved to DIN 4807 Diaphragms of the expansion vessel and safety valve must be suitable for the heat transfer medium Discharge and drain pipes must terminate in a container that can hold...

Page 35: ...on site to restrict the maximum temperature of the underfloor heating system Ensure the minimum flow rate see Specification from page 70 Electrical connections Routing cables to the heat pump wiring...

Page 36: ...ite strain relief fittings are required since the wall clearance is 80 mm For power supply see page 50 onwards Overview of electrical connections Note Route 230 V cables and extra low voltage ELV lead...

Page 37: ...essor 1 E Backup fuse plug in socket system F Power supply unit 24 V G 5 port switch H Secondary fuses 24 V 24 V K Fuse primary and secondary pumps L Fuse circulation pump groundwater waste heat M Con...

Page 38: ...4 20 mA qI Refrigerant sensor Signal 4 to 20 mA 200XD1 1 Phase conductor L1 2 Phase conductor L2 3 Phase conductor L3 N Neutral conductor PE Protective conductor 4 Primary pump load Fuse protection f...

Page 39: ...coolant buffer cylinder Fuse protection from load fuse 105FC1 ob serve the total current of max 16 A Connection values Max output 4000 W 2200 W Voltage 400 V 230 V 203XD3 1 Start command EB 2 Start co...

Page 40: ...irculation pump operation NC charge 207XD1 1 Phase conductor L1 2 Phase conductor L2 3 Phase conductor L3 N Neutral conductor PE Protective conductor t T Circulation pump load NC parallel Fuse protect...

Page 41: ...w R Heating circuit pump load heating circuit 2 Fuse protection from load fuse 105FC1 ob serve the total current of max 16 A Connection values Max output 2200 W Voltage 230 V 211XD3 1 Start command EB...

Page 42: ...ger control signals Signal 0 to 10 V Connection air brine heat exchanger terminal X_CTRL 3 GND 4 Set value 0 10 V 380XD5 1 Operating message COM 2 Operating message NO r I Air brine heat exchanger con...

Page 43: ...1 Valve OPEN 2 Valve CLOSED 3 24 VDC 4 0 VDC PE Protective conductor rYU 2 way motorised damper external heat generator outlet Connection values Voltage 24 VDC Max switching current 5 A 438XD1 1 Valve...

Page 44: ...tage 24 VDC Max switching current 5 A 442XD7 1 External potential 2 Signal digital u E Operating message cool ing heating circuit 4 Floating N O contact Closed Operation Connection values Max voltage...

Page 45: ...mixer heating cool ing circuit 4 Connection values Voltage 24 VDC Signal 0 to 10 V 464XD1 1 24 VDC 2 0 VDC 3 Set value 0 10 V 4 GND PE Shield connection t R 3 way mixer NC parallel Connection values...

Page 46: ...ctive conductor e Z Contact humidistat heating circuit 3 Open Fault 503XD7 1 24 VDC 2 0 VDC 3 NC 4 NO PE Protective conductor u Z Contact humidistat heating circuit 4 Open Fault 551XD1 1 R 2 R 6 Outsi...

Page 47: ...nsor top Pt1000 554XD1 1 R 2 R PE Shield connection eI Temperature sensor DHW heating high temperature maintenance Pt1000 554XD3 1 R 2 R PE Shield connection q Q Flow temperature sensor heating coolin...

Page 48: ...erator External N O contact Potential 24 VDC from heat pump Closed Active 601XD2 1 24 VDC 2 Signal digital wP Fault message external heat generator External N O contact Potential 24 VDC from heat pump...

Page 49: ...demand Open Demand Connection values Max voltage 250 V Max switching current 5 A AC1 630XD7 1 External potential 2 Signal digital wP Start command external heat generator Floating N O contact Closed D...

Page 50: ...via the type of connection In Germany the power supply can be cut off for up to 3 x 2 hours per day 24 h The power supply to the control circuit must be with out interruption by the power supply utili...

Page 51: ...d current of compressors total A 15 9 19 3 31 0 40 6 56 4 Type BW 2 stage 3 stage 352 B114 352 B132 352 B156 353 B172 353 B198 Electrical values heat pump Rated voltage 3 N PE 400 V 50 Hz Starting sys...

Page 52: ...nt Imax C Status LED Status LED explanation Status LED illuminates Mains monitoring active Status LED flashes Fault Number of consecutive flashes 1 Overload 2 Excess temperature 3 Phase reversal 4 Pha...

Page 53: ...injury from electrical current and in component damage in the event of an electrical fault Restore all protective conductor connections Please note Leaking hydraulic connections lead to appliance dama...

Page 54: ...oof materials Have transport brackets been removed Are the back and side panels securely attached 3 1 2 Fig 37 2 Carefully position the front panel Pay particular attention to the shaft between the di...

Page 55: ...n the secondary side 57 6 Checking expansion vessels and primary circuit secondary circuit pressure 57 7 Checking the electrical connections for firm seating 8 Commissioning the system 57 9 Checking t...

Page 56: ...ical equipment may only be carried out by qualified electri cians 1 Remove the front panel and top panel see page 61 2 When work is complete close the heat pump see page 53 For commissioning this appl...

Page 57: ...expansion vessel 4 Fill flush and vent the secondary circuit Please note Leaking hydraulic connections lead to appli ance damage Check the internal and on site hydraulic connections for leaks In the...

Page 58: ...tions for Vitotronic SPS type 2 0 Checking the electronic flow switch type IFM 12 Fig 38 The flow switch monitors the minimum flow rate required for operating the heat pump 1 Check the tip of the sens...

Page 59: ...at the switching output Note The current operating mode is displayed once the short cir cuit has been remedied No LEDs illuminate Operating voltage 19 VDC or power supply failure Carry out an operati...

Page 60: ...not tightly closed Side panels not securely closed Hydraulic line is touching the heat pump casing back panel Hydraulic line not connected free of load and torque stress Anti vibration elements for h...

Page 61: ...ing chamber can sustain dam age Take care when removing the front panel and observe the length of the cable approx 60 cm tolerance Put the front panel to one side and ensure it cannot fall over 4 Care...

Page 62: ...circuit flow temperature sensor inlet qP Safety high pressure switch stage 3 qQ Electronic expansion valve EEV qW Suction gas temperature sensor qE Low pressure sensor qR Safety high pressure switch...

Page 63: ...ia the temperature displays in the program If a sensor still needs to be tested directly one of the 2 sensor connec tions must be separated from the control Other wise the measuring device will indica...

Page 64: ...e power circuit to zero volt Contact with live compo nents can lead to serious injury from electric cur rent Before working on the equipment always ensure that the power circuit is also at zero volt R...

Page 65: ...65 The following details are required when ordering parts Serial no see type plate Position number of the part from this parts list Parts lists Ordering parts 5855865 Components...

Page 66: ...66 0002 0001 0009 0015 A 0016 0008 0014 0014 0014 0014 A 0003 0004 0004 0005 0005 0005 A 0006 0013 0007 0005 0004 0047 A 0010 0011 0012 Fig 41 Parts lists Parts heat pump 5855865 Components...

Page 67: ...0007 Oil sump heater 0008 Pressure transmitter 0009 Filter dryer filter dryer housing 0010 Plug in temperature sensor 0011 Sensor clip 0012 Sensor well sealed 0013 Cable with plug 0014 Temperature se...

Page 68: ...3KF8 380KF8 430KF8 431KF8 432KF8 433KF8 434KF8 435KF8 436KF8 437KF8 438KF8 439KF8 440KF8 441KF8 442KF8 502KF1 502KF3 502KF5 502KF7 630KF1 630KF2 630KF3 630KF4 630KF5 630KF6 630KF7 0029 Load disconnect...

Page 69: ...1KF8 212KF8 213KF8 380KF8 430KF8 431KF8 432KF8 433KF8 434KF8 435KF8 436KF8 437KF8 438KF8 439KF8 440KF8 441KF8 442KF8 502KF1 502KF3 502KF5 502KF7 630KF1 630KF2 630KF3 630KF4 630KF5 630KF6 630KF7 0041 S...

Page 70: ...r capacity water l 3 7 4 7 7 4 10 2 12 7 Nominal flow rate recommended value for sizing m3 h 4 7 5 9 9 7 13 2 16 8 Minimum flow rate m3 h 3 5 4 5 7 3 9 9 12 6 Pressure drop at nominal flow rate total...

Page 71: ...C 73 73 73 73 73 Min flow temperature ice store 1 C 10 10 10 10 10 Notes The specifications in the datasheets and the product description describe purely physical characteristics Additional assurance...

Page 72: ...tal pressure drop of evaporator including connections kPa 22 24 26 31 36 Pressure drop at minimum flow rate kPa 12 13 15 17 20 Secondary circuit water Spread K 5 5 5 5 5 Heat exchanger capacity water...

Page 73: ...from inlet of pri mary circuit B 8 C C 73 73 73 73 73 Notes The specifications in the datasheets and the product description describe purely physical characteristics Additional assurances or guarantee...

Page 74: ...s 2 2 2 2 2 Compressor type Piston Refrigerant R134a Refrigerant charge standard value see type plate kg 4 2 5 2 6 5 7 5 10 0 Permissible operating pressure high pressure side bar 26 26 26 26 26 MPa 2...

Page 75: ...ncy S 147 150 153 154 154 Seasonal coefficient of performance SCOP 3 87 3 96 4 03 4 04 4 06 Medium temperature applications W55 Energy efficiency S 112 115 117 118 118 Seasonal coefficient of performa...

Page 76: ...6 16 16 16 16 MPa 1 6 1 6 1 6 1 6 1 6 Oil volume l 10 5 10 5 10 5 15 8 15 8 Connections Primary circuit from evaporator Victaulic 3 DN 80 Primary circuit from connection set flange DN 80 PN 10 Seconda...

Page 77: ...um temperature applications W55 A A A A A Heating performance data as per Commission Regulation EU No 813 2013 average climatic con ditions Low temperature applications W35 Energy efficiency S 153 150...

Page 78: ...cuits fully installed filled and vented Electrical installation completed Hydraulic lines fully thermally insulated All windows and external doors airtight Geothermal probes well and connection lines...

Page 79: ...isposal of components must be carried out by type The dismantling of refrigeration systems may only be carried out by qualified professio nals If permissible components marked with the Green Dot symbo...

Page 80: ...sing the serial number the full Declaration of Con formity can be found on the following website www viessmann co uk eu conformity The product characteristics determined as system values for the produ...

Page 81: ...gh flow balancing flow switch 59 Hydraulic connection 32 I Inspection 56 Installation room 13 Heat pump 11 Instructing system user 59 Intended use 9 Internal components Overview 62 Isolators 50 L Leak...

Page 82: ...ors 62 Sensors checking 63 Siting 16 30 Heat pump 11 Soft starter 52 System pressure checking 57 System user instruction 59 T Tightness test 53 Tilting angle Heat pump 11 Transport bracket 60 Transpor...

Page 83: ...83 5855865...

Page 84: ...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...

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