Viessmann BW 301.B06 Installation And Service Instructions Manual Download Page 39

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Plug

Sensor/component

Type

X18

Modbus 1
Viessmann appliances, e.g. ventilation unit Vitovent 300-F

Note

If further Viessmann appliances are to be connected to Modbus 1, plug in the
Modbus distributor (accessories): See "Modbus distributor" installation in-
structions.

—

X24

Connection, LON communication module (accessories): See "LON communi-
cation module" installation instructions.

—

X31

Slot for coding card

—

a:D

PWM signal, primary pump

—

a:D

PWM signal, secondary pump

—

a:D

PWM signal, circulation pump for cylinder heating

—

Note
Flow temperature sensor for heating circuit with
mixer M3/HC3:

The flow temperature sensor for one

heating circuit with mixer M3/HC3 is connected to the
mixer extension kit (accessories).

Installation sequence

Electrical connection

(cont.)

5516461

Installation

Summary of Contents for BW 301.B06

Page 1: ...ANN Vitocal 300 G Type BW BWS 301 B06 to B17 Type BWC 301 B06 to B17 Heat pump with electric drive 1 and 2 stage Brine water heat pump 5 7 to 34 4 kW With conversion kit to water water heat pump 7 5 t...

Page 2: ...nstructions for working on the system Working on the system Isolate the system from the power supply e g by removing the separate fuse or by means of a mains isolator and check that it is no longer li...

Page 3: ...anty For replacements use only original spare parts supplied or approved by Viessmann Safety instructions for operating the system What to do if water escapes from the appliance Danger If water escape...

Page 4: ...programming unit type BW 301 B and BWC 301 B 25 Routing cables to the wiring chamber 26 Making the electrical connection of heat pump stage 1 type BW 301 B and stage 2 type BWS 301 B 27 Overview of t...

Page 5: ...e assemblies type BW 301 B 89 Parts not shown type BW 301 B 90 Casing type BW 301 B 92 Electrical equipment type BW 301 B 94 Heat pump module type BW 301 B 96 Hydraulics type BW 301 B 98 8 Parts lists...

Page 6: ...orrectly Dispose of component at a suitable collec tion point Do not dispose of component in domestic waste The steps in connection with commissioning inspec tion and maintenance are found in the Comm...

Page 7: ...lled Output extension The output of type BW 301 B can be extended with a heat pump stage 2 type BWS 301 B Hydraulics Type BWC 301 B includes high efficiency circulation pumps for the primary and secon...

Page 8: ...pump for each stage or use a shared primary pump Irrespective of this the flow and return temperature sensors are installed in the primary circuit on the shared flow and return Depending on the hydra...

Page 9: ...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 Fig 1 Preparing for installation Designations in the system examples 5516461...

Page 10: ...circulation pumps are factory fitted For the connection see Electrical installation scheme Equipment required Pos Designation 1 Heat pump 2 Heat pump control unit qT Primary pump qO Frost stat primar...

Page 11: ...pump control unit With well pump connection 230 V M 1 M 1 X1 X2 N UP UP N L 200 W N L1 X1 X3 4 X3 3 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 Fig 3 We...

Page 12: ...ensor For in stallation see page 40 qU Primary circuit return temperature sensor For installation see page 40 qO Frost stat primary circuit wP Brine accessory pack wQ Pressure switch primary circuit w...

Page 13: ...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 Fig 6 Well pump on site connection 400 V 2 230 V 50 Hz 211 1 X1 X2 N UP 25 200 W 22...

Page 14: ...F3 aS aD Fig 8 With water water heat pump conversion kit 1 common primary pump Note If heat pump stages 1 and 2 type BW 301 B and type BWS 301 B are installed with different rated heating outputs 2 p...

Page 15: ...Frost stat primary circuit wP Brine accessory pack wQ Pressure switch primary circuit wW Separating heat exchanger primary circuit wE Flow switch well circuit remove jumper before connecting Pos Desig...

Page 16: ...Well pump on site connection 400 V 2 230 V 50 Hz 211 1 X1 X2 N UP M 1 200 W 224 2 L1 L2 L3 X2 N UP M 3 26 Fig 10 Connecting the sensors and limiters 2 qU wE wQ qO 230 V 50 Hz Low voltage PT500 PT500 X...

Page 17: ...230 V 42 V A B C E D 784 844 Fig 12 A Heating water return and DHW cylinder return B DHW cylinder flow heating water side C Heating water flow D Primary circuit flow heat pump brine in let E Primary...

Page 18: ...G H K L 230 V 42 V 230 V 42 V A B C E D F G H L K 784 844 Fig 13 Type BWS on the left type BW on the right A F Heating water return and DHW cylinder return B G DHW cylinder flow heating water side C H...

Page 19: ...ng to health and trigger explosions Avoid dust gases and vapours in the installation room Please note Overloading the floor can result in damage to the building structure Observe the permissible floor...

Page 20: ...he clearance behind the heat pump is more than 80 mm Information on the use of accessories for a heat ing cooling circuit or separate cooling circuit AC Box for active cooling function The AC Box can...

Page 21: ...g the transport brackets may cause vibra tions and excessive noise Remove the transport brackets 2 Align the appliance horizontally Note If the adjustable feet are used to compensate for an uneven flo...

Page 22: ...cting the primary circuit Please note The heat transfer medium can cause corrosion damage to on site lines and components The components and lines used must be resist ant to the heat transfer medium N...

Page 23: ...nsfer medium is a ready mixed ethylene glycol based medium It contains inhibi tors for corrosion protection The heat transfer medium can be used at temperatures down to 19 C Note Position of the hose...

Page 24: ...leads 42 V separately from cables 42 V 230 V 400 V and secure with cable ties Only strip the minimum of insulation from cables as close as possible to the terminals and bundle tightly to the correspon...

Page 25: ...25 Installing the programming unit type BW 301 B and BWC 301 B 3 2 1 2x Fig 18 6x X X 7 8 4 6 9 11 10 5 Fig 19 Installation sequence Electrical connection cont 5516461 Installation...

Page 26: ...chamber of the heat pump control unit Pro vide strain relief using the cable ties supplied 2 Route 230 V cables and the compressor power cable through the 230 V 400 V opening to the wiring chamber of...

Page 27: ...r the wiring chamber of heat pump stage 2 type BWS 301 B With plugs aJB and aVG for the wiring chamber of heat pump stage 1 type BW 301 B C 230 V connecting cables With plugs without ID for the wiring...

Page 28: ...l output of all components connected directly to the heat pump control unit e g pumps valves message facilities contactors must not exceed 1000 W If the total output is 1000 W the individual rating of...

Page 29: ...itching current 4 2 A Note Connected at the factory for type BWC 301 B 211 3 r 1 Control of instantaneous heating wa ter heater stage 1 Connection values Output 10 W Voltage 230 V Max switching curren...

Page 30: ...Voltage 230 V Max switching current 4 2 A 212 4 3 way diverter valve for heating water buffer cylinder bypass or heat pump in the case of dual alternative mode Connection values Output 130 W Voltage 2...

Page 31: ...M2 HC2 230 V digital input 230 V Central cooling demand for heating circuit M2 HC2 active 0 V No demand Breaking capacity 230 V 0 15 A 214 3 M3 External hook up heating cooling cir cuits Central heati...

Page 32: ...Expansion PCB on main PCB 230 V components Information regarding the connection values The specified output is the recommended connected load The total output of all components connected directly to t...

Page 33: ...In series to the secondary pump heat pump stage 2 terminal 224 3 In series for controlling the external heat generator terminal 222 3 DHW reheating Circulation pump for cylinder heat ing or 3 way dive...

Page 34: ...224 3 2 Secondary pump for heat pump stage 2 Connection values Output 130 W Voltage 230 V Max switching current 4 2 A 224 4 r 2 Switching an instantaneous heating water heater stage 2 Connection valu...

Page 35: ...Heating circuit pump of the heating circuit with mixer M2 HC2 Connect a temperature limiter to restrict the maximum temperature for underfloor heating circuits if installed in series Connection values...

Page 36: ...nents X3 1 Switched phase X3 2 X3 14 External blocking signal External blocking of compressor and pumps mixer in control mode or CLOSE Requires floating contact Closed Power OFF enabled Open No power...

Page 37: ...eries if 2 safety components are instal led Insert jumper if no safety components are instal led P Pressure switch primary circuit and or Frost stat or Jumper X3 10 X3 11 Fault message lag heat pump i...

Page 38: ...NTC 10 k F16 Room temperature sensor cooling circuit Required for separate cooling circuit SKK Recommended for heating cooling circuit without mixer A1 HC1 NTC 10 k F20 Boiler water temperature sensor...

Page 39: ...munication module accessories See LON communi cation module installation instructions X31 Slot for coding card a DA PWM signal primary pump a DB PWM signal secondary pump a DC PWM signal circulation p...

Page 40: ...d leads with plug aS aD together with the other low voltage leads Please note Unmarked sensor leads cannot be uniquely identified Mark sensor leads Swimming pool heating Note Swimming pool heating is...

Page 41: ...irements e g mains isolator or upstream circuit breaker We additionally recommend installing an AC DC sensitive RCD RCD class B for DC fault currents that can occur with energy efficient equip ment Re...

Page 42: ...de the power supply via the same MCB fuse or at least on the same phase as the heat pump control unit Connection to the same MCB fuse provides addi tional safety when the power is switched off Observe...

Page 43: ...ng water heater at power OFF 790A determines whether and at what stage an instantaneous heating water heater if instal led remains operational during power OFF Vitotronic 200 heat pump control unit se...

Page 44: ...y tariff meter K Compressor heat pump stage 2 type BWS 301 B Power supply with power OFF With on site load disconnect The power OFF signal is connected to the on site con tactor of the economy tariff...

Page 45: ...l unit connection on cross con nect PCB B Instantaneous heating water heater if installed C Compressor D Control unit power supply E Mains isolator F Premium tariff meter G Ripple control receiver con...

Page 46: ...PCB B Instantaneous heating water heater if installed C Compressor heat pump stage 1 type BW 301 B D Control unit power supply E Mains isolator F Premium tariff meter G Ripple control receiver contact...

Page 47: ...on site power consumption H Bi directional meter for PV systems to consume power on site Energy taken from power supply utility and energy fed into power supply utility K Meter with reverse block For...

Page 48: ...signal to terminals X3 6 and X3 7 Do not remove jumper Connection to heat pump control unit Condition Enable Smart Grid 7E80 must be at 4 X3 1 X3 1 B C D A Fig 39 A Main PCB B Connection X3 1 L on th...

Page 49: ...D Contact used in safety chain N O contact E ON OFF indicator Rel F Fault indicator phase failure phase sequence Ph G Fault indicator asymmetry Asy H Fault indicator over undervoltage U LEDs explaine...

Page 50: ...eaking hydraulic connections lead to appliance damage Check for leaks in the internal and on site hydraulic connections In the event of leaks switch off the appliance immediately Drain off liquid via...

Page 51: ...om condensation vibrations and excessive noise Seal the appliance so it is soundproof and dif fusion proof Ensure the diaphragm grommets at the hose outlets are seated correctly Seal hose outlets with...

Page 52: ...ing the secondary side 54 6 Checking expansion vessels and the primary circuit heating circuit pressure 55 7 Checking the electrical connections for firm seating 8 Commissioning the system 55 9 Closin...

Page 53: ...ing instructions Writing reports Enter all readings taken during commissioning descri bed below in the reports on page 112 onwards Checking the refrigerant circuit for leaks Danger The refrigerant is...

Page 54: ...e fill and top up water has a water hardness greater than 16 8 dH 3 0 mol m3 it must be soft ened e g using the small softening system for heat ing water See the Vitoset pricelist Please note Escaping...

Page 55: ...Please note Incorrect operation at Coding level 1 may result in damage to the appliance and the heat ing system Observe the service instructions for the Vitotronic 200 otherwise the appliance war ran...

Page 56: ...ervice menu can be activated from any other menu Press and hold OK simultaneously for approx 4 s Deactivating the service menu The service menu remains active until it is disabled with Terminate servi...

Page 57: ...ater See page 61 0 0 0 0 0 0 Heating water buffer cylinder 0 0 X X X X X X X X External heat generator See page 61 0 0 1 0 1 0 0 0 0 0 0 0 0 Instantaneous heating water heater See page 61 0 0 0 0 0 0...

Page 58: ...External heat source Enable external heat source 7B00 1 Enable external heat source for DHW heating 7B0D 1 Mixer extension kit for heating circuit M3 HC3 Parameter Setting System definition System sch...

Page 59: ...emperature external demand 730C Set flow temperature for external de mand External starting of the compressor mixer in control mode or OPEN Parameter Setting System definition Effect of external deman...

Page 60: ...cooling 1 Natural cooling with NC Box with out mixer accessory 2 Natural cooling with NC Box with mixer accessory 3 Active cooling Cooling circuit 7101 1 Heating circuit A1 HC1 2 Heating circuit M2 HC...

Page 61: ...able external heat source for DHW heating Parameter Setting External heat source Enable external heat source for DHW heating 7B0D 1 Parameters for immersion heater Parameters Setting DHW Enable electr...

Page 62: ...function Strategy passive frost protection 7D2C 0 Fans OFF 1 Defrosting via bypass 2 Supply air fan OFF Type of heat exchanger 7D2E 0 Countercurrent heat exchanger 1 Enthalpy heat exchanger Installat...

Page 63: ...C Vitovent 200 W only Parameters for ventilation with Vitovent 300 F Parameter Setting Ventilation Vitovent enable 7D00 1 Vitovent 300 F Further enabling for Vitovent 300 F if necessary Parameter Sett...

Page 64: ...temperature PV 7E21 0 to 500 0 to 50 K Raise set heating water buffer cylinder temp PV 7E22 0 to 400 0 to 40 K Raise set room temperature PV 7E23 0 to 100 0 to 10 K Reduce set room temperature PV 7E25...

Page 65: ...y one control unit per 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 temperature 77FC 0 1 Send outside temperature 77FD 1 0 Interva...

Page 66: ...em overview is displayed 5 Terminate function with Overview of functions Vitotronic 200 service instructions Instructing the system user The system installer should hand the operating instruc tions to...

Page 67: ...controller C Phase monitor D Compressor contactor E Thermal relay F Full wave soft starter G Programming unit H Controller and sensor PCB K Main PCB L Expansion PCB on main PCB M Compressor power supp...

Page 68: ...it controller C Phase monitor E Thermal relay M Compressor power supply O Plug for 42 V connecting lead heat pump stage 1 heat pump stage 2 P Plug for 230 V connecting cable heat pump stage 1 heat pum...

Page 69: ...69 Fig 49 Maintenance Opening the casing door 5516461 Maintenance...

Page 70: ...High pressure Schrader valve F Instantaneous heating water heater accessories G Primary pump accessory for type BW 301 B I Electronic expansion valve J Compressor K Secondary circuit flow temperature...

Page 71: ...sor S Safety high pressure switch T High pressure sensor U Filter dryer V Return temperature sensor primary circuit heat pump brine outlet W Drain valve primary side X Hot gas temperature sensor Y Air...

Page 72: ...temperature sensor external heat generator F20 Room temperature sensors for heating circuits NTC 10 k Flow temperature sensor primary circuit F2 Return temperature sensor primary circuit F3 Flow temp...

Page 73: ...6 24 165 38 5 775 70 1 752 102 0 642 134 0 272 25 130 370 7 23 009 39 5 546 71 1 694 103 0 623 135 0 265 24 122 800 8 21 916 40 5 327 72 1 637 104 0 606 136 0 259 23 115 720 9 20 880 41 5 117 73 1 58...

Page 74: ...537 0 50 597 0 81 656 4 112 715 3 143 773 6 11 478 5 20 539 0 51 598 9 82 658 3 113 717 2 144 775 4 10 480 5 21 540 9 52 600 9 83 660 2 114 719 0 145 777 3 9 482 4 22 542 9 53 602 8 84 662 1 115 720 9...

Page 75: ...The appliance is too noisy Possible causes Transport bracket not removed See page 21 Hose outlets in diaphragm grommets are leaking See page 51 Casing door not tightly closed See page 69 Condensation...

Page 76: ...76 Maintenance Condensation and moisture in the heat pump cont 5516461 Maintenance...

Page 77: ...rts list Position number of the individual part within the assembly from this parts list A B C D E Fig 52 A Type plate B Casing assembly C Electrical equipment assembly D Heat pump module assembly E H...

Page 78: ...up spray paint Vitosilver 0007 Installation and service instructions 0008 Operating instructions for Vitotronic 200 type WO1C 0009 Service instructions for Vitotronic 200 type WO1C Parts lists type B...

Page 79: ...79 Parts lists type BWC 301 B Parts not shown type BWC 301 B cont 5516461 Components...

Page 80: ...010 0020 0019 0004 0001 0012 0011 0013 0006 0014 0003 0002 0003 0002 0018 0014 0017 0019 0015 0021 0015 0021 0008 0009 0016 0015 0020 0005 Fig 53 Parts lists type BWC 301 B Casing type BWC 301 B 55164...

Page 81: ...panel back 0008 Back panel 0009 Control unit panel 0010 Anti vibration mount 0011 Base plate 0012 Lower panel 0013 Floor mat 0014 Rail 0015 Cable cover set 0016 Top panel front 0017 Front panel 0018...

Page 82: ...0008 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 Fig 54 Parts lists type BWC 301 B Electrical equipment...

Page 83: ...or 3 pole 230 V 0027 Thermal relay 0028 Phase monitor 0030 Mains terminal 5 pole 0036 Fuses 6 3 A slow 5 pce 0037 Outside temperature sensor NTC 10 k 0038 Mating plug for controller and sensor PCB set...

Page 84: ...025 0024 0026 0026 0027 0011 0025 0024 0026 0013 0026 0004 0012 0014 0023 0024 0025 0026 0010 0009 0029 0029 0003 0020 0020 0020 0007 0018 0022 0019 0027 0020 0025 0024 0026 0018 0022 0019 0006 0028 0...

Page 85: ...ve 0014 Refrigerant line condenser filter dryer 0015 Flow line primary circuit 0016 Line suction gas 0017 Compressor fixing elements 4 pce 0018 Union nut for Schrader valve 0019 Schrader valve 0020 Sp...

Page 86: ...7 0003 0007 0019 0022 0020 0006 0004 0002 0021 0007 0008 0019 0022 0001 0016 0001 0001 0013 0001 0001 0001 0017 0001 0001 0013 0001 0015 0014 0003 0005 0009 0005 0012 0005 0005 0018 0005 0023 0005 000...

Page 87: ...rcuit return brine outlet 0013 Check valve G 1 0014 DHW cylinder flow hose 0015 Heating water flow hose 0016 High efficiency circulation pump with PWM signal UPML 25 85 180 0017 High efficiency circul...

Page 88: ...88 Parts lists type BWC 301 B Hydraulics type BWC 301 B cont 5516461 Components...

Page 89: ...arts list Position number of the individual part within the assembly from this parts list A B C D E Fig 57 A Type plate B Casing assembly C Electrical equipment assembly D Heat pump module assembly E...

Page 90: ...h up spray paint Vitosilver 0007 Installation and service instructions 0008 Operating instructions for Vitotronic 200 type WO1C 0009 Service instructions for Vitotronic 200 type WO1C Parts lists type...

Page 91: ...91 Parts lists type BW 301 B Parts not shown type BW 301 B cont 5516461 Components...

Page 92: ...0010 0020 0019 0004 0001 0012 0011 0013 0006 0014 0003 0002 0003 0002 0018 0014 0017 0019 0015 0021 0015 0021 0008 0009 0016 0015 0020 0005 Fig 58 Parts lists type BW 301 B Casing type BW 301 B 551646...

Page 93: ...p panel back 0008 Back panel 0009 Control unit panel 0010 Anti vibration mount 0011 Base plate 0012 Lower panel 0013 Floor mat 0014 Rail 0015 Cable cover set 0016 Top panel front 0017 Front panel 0018...

Page 94: ...57 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 Fig 59 Parts lists type BW 301 B Electrical equipment type BW...

Page 95: ...oss connect PCB with support SA112 0023 Cable set cross connect PCB 0024 Compressor switching module 0025 Contactor 3 pole 230 V 0027 Thermal relay 0028 Phase monitor 0030 Mains terminal 5 pole 0036 F...

Page 96: ...0025 0024 0026 0026 0027 0011 0025 0024 0026 0013 0026 0004 0012 0014 0023 0024 0025 0026 0010 0009 0029 0029 0003 0020 0020 0020 0007 0018 0022 0019 0027 0020 0025 0024 0026 0018 0022 0019 0006 0028...

Page 97: ...valve 0014 Refrigerant line condenser filter dryer 0015 Flow line primary circuit 0016 Line suction gas 0017 Compressor fixing elements 4 pce 0018 Union nut for Schrader valve 0019 Schrader valve 0020...

Page 98: ...04 0008 0001 0016 0002 0002 0003 0005 0013 0005 0017 0005 0005 0017 0016 0001 0012 0003 0002 0005 0006 0007 0017 0002 0017 0014 0006 0005 0005 0003 0011 0016 0003 0010 Fig 61 Parts lists type BW 301 B...

Page 99: ...0007 Hose secondary circuit flow 0008 Hose secondary circuit return 0009 Line tee 0010 Hose primary circuit return brine outlet 0011 Hose primary circuit flow brine inlet 0012 Heating water flow hose...

Page 100: ...100 Parts lists type BW 301 B Hydraulics type BW 301 B cont 5516461 Components...

Page 101: ...arts list Position number of the individual part within the assembly from this parts list D E B C A Fig 62 A Type plate B Casing assembly C Electrical equipment assembly D Heat pump module assembly E...

Page 102: ...spray paint Vitosilver 0007 Vitocal installation and service instructions 0008 Operating instructions for Vitotronic 200 type WO1C 0009 Service instructions for Vitotronic 200 type WO1C Parts lists t...

Page 103: ...103 Parts lists type BWS 301 B Parts not shown type BWS 301 B cont 5516461 Components...

Page 104: ...0012 0004 0001 0011 0013 0006 0014 0018 0014 0003 0002 0003 0002 0015 0017 0021 0021 0015 0020 0020 0008 0010 0005 0009 0015 0016 0007 Fig 63 Parts lists type BWS 301 B Casing type BWS 301 B 5516461 C...

Page 105: ...ht 0007 Top panel back 0008 Back panel 0009 Control unit panel 0010 Anti vibration mount 0011 Base plate 0012 Lower panel 0013 Floor mat 0014 Rail 0015 Cable cover set 0016 Top panel front 0017 Front...

Page 106: ...106 0027 0025 0057 0055 0008 0049 0050 0043 0025 0027 0009 0024 0030 Fig 64 Parts lists type BWS 301 B Electrical equipment type BWS 301 B 5516461 Components...

Page 107: ...0 Mains terminal 5 pole 0043 Connecting cable compressor 0049 Lead set EEV sensors 0050 Lead secondary circuit return temperature sensor 0055 Transformer 0057 Cable harness power supply EEV Coding car...

Page 108: ...0025 0024 0026 0026 0027 0011 0025 0024 0026 0013 0026 0004 0012 0014 0023 0024 0025 0026 0010 0009 0029 0029 0003 0020 0020 0020 0007 0018 0022 0019 0027 0020 0025 0024 0026 0018 0022 0019 0006 0028...

Page 109: ...valve 0014 Refrigerant line condenser filter dryer 0015 Flow line primary circuit 0016 Line suction gas 0017 Compressor fixing elements 4 pce 0018 Union nut for Schrader valve 0019 Schrader valve 0020...

Page 110: ...04 0008 0001 0016 0002 0002 0003 0005 0013 0005 0017 0005 0005 0017 0016 0001 0012 0003 0002 0005 0006 0007 0017 0002 0017 0014 0006 0005 0005 0003 0011 0016 0003 0010 Fig 66 Parts lists type BWS 301...

Page 111: ...0007 Hose secondary circuit flow 0008 Hose secondary circuit return 0009 Line tee 0010 Hose primary circuit return brine outlet 0011 Hose primary circuit flow brine inlet 0012 Heating water flow hose...

Page 112: ...under the following conditions Room temperature C Outside temperature C Temperature Cylinder temp top con stant Yes 1 K Secondary circuit flow temperature C Rising From Open From Open Temperature diff...

Page 113: ...mpressor 701A 0 Common flow temperature sensor system 701B 0 Operating status after message A9 C9 701C 0 Effect of OM changeover to ventilation 701F 3 Select primary source 7030 0 Start hysteresis sol...

Page 114: ...t source 7B02 100 10 C Start threshold external heat source 7B03 300 30 min Start delay external heat source 7B04 30 min Min flow temperature mixer external heat source ON 7B05 0 Min runtime external...

Page 115: ...DHW heating 6014 0 Enable electric heaters for DHW heating 6015 0 Priority DHW heating with combi cylinder 6016 0 Start attempts for DHW after high pressure shutdown 6017 1 Shutdown hysteresis inst he...

Page 116: ...demand cool ing 730A Do not adjust Set flow temperature external demand 730C 500 50 C Enable 3 way diverter valve heating DHW 730D 0 Start threshold 730E 300 30 K min Cycle rate heating circuit pumps...

Page 117: ...C Remote control 2003 0 Room temperature control 2005 0 Heating curve level 2006 0 0 K Heating curve slope 2007 6 0 6 Influence room temperature hook up 200 A 10 Room temperature hook up 200 B 0 Max f...

Page 118: ...re cooling 7103 200 20 C Influence room temperature hook up cooling circuit 7104 0 Room temperature control cooling circuit 7105 1 Ranking room temp sensor separate cooling circuit 7106 0 Hysteresis r...

Page 119: ...l 230 V input ventilation 7D3A 0 Duration bathroom vent 7D3B 30 min Starting block ventilation periods part 1 7D5E 0 Starting block ventilation periods part 2 7D5F 0 Control voltage matching supply ai...

Page 120: ...A0 0 Central heating and heat recovery C1A1 0 Imbalance permitted C1A2 1 Specified imbalance C1A3 0 Set reheater coil temperature C1A4 210 21 C Humidity sensor sensitivity C1A6 0 Min temperature geoth...

Page 121: ...ature PV 7E23 0 0 K Reduce set room temperature PV 7E25 0 0 K Smart Grid Parameter Code Delivered condition Commission ing Maintenance Service Enable Smart Grid 7E80 0 Smart Grid Enable elec heat 7E82...

Page 122: ...er 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 conditio...

Page 123: ...96 kPa 67 0 66 0 81 0 78 0 79 6 Max flow temperature brine inlet C 25 25 25 25 25 Min flow temperature brine inlet C 10 10 10 10 10 Heating water secondary circuit Capacity l 3 0 3 5 4 0 4 6 5 7 Nomin...

Page 124: ...8 to 70 3 8 to 70 3 8 to 70 3 8 to 70 Energy efficiency index EEI of circu lation pump for cylinder heating 0 23 0 23 0 23 0 23 0 23 Protection class I I I I I Electrical values control unit type BWC...

Page 125: ...um temperature applications W55 A A A A A Performance data as per EU Regula tion no 813 2013 average climatic conditions Low temperature applications W35 Energy efficiency S 182 198 209 191 196 Rated...

Page 126: ...2 0 77 0 62 4 29 0 Max flow temperature brine inlet C 25 25 25 25 25 Min flow temperature brine inlet C 7 5 7 5 7 5 7 5 7 5 Heating water secondary circuit Capacity l 3 0 3 5 4 0 4 6 5 7 Minimum flow...

Page 127: ...y 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 b...

Page 128: ...n verified with the CE designation Using 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 deter...

Page 129: ...aulic 22 Primary circuit 22 Secondary circuit 23 Contact humidistat 38 Controller and sensor PCB 28 38 67 Control parameters reports 112 Cooling function 29 30 60 Cross connect PCB 28 36 67 Cylinder l...

Page 130: ...Main PCB 28 67 Maintenance 53 Maintenance work 53 Making the hydraulic connections 22 Maximum temperature limiter 30 MCB 42 Minimum clearances 20 Minimum flow rate 23 Minimum room volume 19 Minimum s...

Page 131: ...ensor Primary circuit 12 15 71 72 Secondary circuit 38 70 72 Return well 10 12 15 Ripple control receiver 43 44 45 46 Room height 19 Room temperature sensor Cooling circuit 38 72 Heating circuit 72 S...

Page 132: ...power generated on site 42 V VDE regulations 41 Ventilation 62 63 Venting Primary side 54 Secondary side 54 Vitocom 100 59 Vitocomfort 200 58 W Wall clearances 20 Warranty 55 Water water heat pump 7...

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