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VIESMANN

VITOCAL 160-A

DHW heat pump

Technical guide

5822 485 GB

12/2008

VITOCAL 160-A

Type WWK

DHW heat pump

for circulating or extract air operation

DHW temperatures up to 55 °C with heat pump in operation

Cylinder capacity 285 litres
Air flow rate up to 250 m

VITOCAL 160-A

Type WWKS

DHW heat pump

as type WWK, with additional internal indi-

rect solar coil and solar control unit

Содержание VITOCAL 160-A

Страница 1: ...WWK DHW heat pump for circulating or extract air operation DHW temperatures up to 55 C with heat pump in operation Cylinder capacity 285 litres Air flow rate up to 250 m3 h VITOCAL 160 A Type WWKS DHW...

Страница 2: ...ated 15 Flexible pipe compressed 16 Connecting piece 16 Spiral seam tube 16 Bend 90 16 Bend 45 17 Tee 17 Tee reduced 17 Reducer 160 125 17 Reducer 125 100 18 4 DHW cylinder accessories 4 1 Safety equi...

Страница 3: ...expansion vessel 30 Sizing the expansion vessel 30 8 Appendix 8 1 Form for designing the sections in the extract expelled air pipework 32 8 2 Form for calculating the total pressure drop in the extra...

Страница 4: ...60 A type WWK for circulating mode D Condensate drain G Cold water connection Circulating mode Through the operation of the heat pump the air in the installation room is cooled and the air humidity dr...

Страница 5: ...ump and reheating via the electronic immersion heater as in Depending upon the temperature differential between the DHW cylin der and the solar collector the electronic temperature differential con tr...

Страница 6: ...incoming sound emission Immission site Measured variable Sound pressure level LP Sound power level LW This describes the entire sound emissions in all directions emanating from the heat pump It is in...

Страница 7: ...en lead not only to nui sance in the vicinity but also inside the home For example under unfavourable conditions sound immissions can enter the house via a window In the house itself there is a risk t...

Страница 8: ...mode e g switching when you are away a lower fan speed is set for fan stage 2 than for stage 1 Output The Vitocal 160 A is designed so that a DHW volume of approx 1000 l can be heated to 45 C within 2...

Страница 9: ...its delivered state The conversion to extract mode is made on site by replacing the cover for circulating mode with the delivered cover for extract mode The removed cover remains with the system user...

Страница 10: ...ssure bar 10 Max permiss temperature C 70 Max connectable flat plate collector surface m2 6 Max connectable tube collector surface m2 3 Extract expelled air pipework accessories for extract mode Max p...

Страница 11: ...50 100 150 200 250 300 Flow rate in m h Dimensions Type WWK WWKS with cover for circulation mode 700 105 243 609 893 1406 KW E HRS HVS Z KOA WW 660 1785 1846 B ELH VA B Inspection aperture E Drain con...

Страница 12: ...ater flow solar thermal system KOA Condensate drain KW Cold water VA Sacrificial anode WW DHW Z DHW circulation Extract expelled air pipework 3 1 Expelled air apertures The expelled air is routed via...

Страница 13: ...h removable hood EPP insulation sleeve terminal and lead flashing 600 x 600 mm not shown Pressure drop diagram see page 28 3 2 Ventilation and extract air apertures Arrange the physical geometry of th...

Страница 14: ...ram see page 29 Ventilation air filter G3 Part no 7299 301 Fits the ventilation air valve part no 7299 302 Pack containing 10 filters 3 3 Sound insulation and silencer With Vitocal 160 A install a sil...

Страница 15: ...ise emis sions and to measuring noise Silencer DN 160 round flexible 1100 DN a Part no 9521 461 Made from flexible pipe Length 1 10 m a 200 mm Attenuation characteristics 125 250 500 1000 2000 8000 Hz...

Страница 16: ...mal insulation Connecting piece 100 DN DN 125 Part no 7249 103 DN 160 Part no 9521 437 To join two flexible pipes Spiral seam tube 3000 DN DN 125 Part no 7249 104 DN 160 Part no 9521 428 Length 3 00 m...

Страница 17: ...l connections DN 125 or 160 Tee reduced b a b c DN 125 Part no 7299 292 DN 160 Part no 7299 293 Outlet 90 Dimensions and connections Part no a b c 7299 292 DN 125 DN 100 205 mm 7299 293 DN 160 DN 125...

Страница 18: ...mann pricelist Design information 6 1 Positioning The Vitocal 160 A should preferably be installed within the air tight and thermally insulated building envelope The Vitocal 160 A for extract mode nee...

Страница 19: ...ith high amounts of halogenated hydrocar bons Min room volume 20 m3 Min load bearing capacity of the floor 500 kg Temperature range 2 C to 35 C The appliance must be accessible for maintenance purpose...

Страница 20: ...d insulation of the extract expelled air pipework for the Vitocal 160 A in extract expelled mode Provide a silencer see page 15 for the extract and expelled air lines F and G Provide vibration insulat...

Страница 21: ...n 60 19 Condensate drainage via water seal 60 19 6 5 Connection to a solar circuit type WWKS By incorporating a solar thermal system the already low costs for DHW heating can be even further reduced W...

Страница 22: ...onnection observe DIN 1988 and DIN 4753 Furthermore the following must be observed Connect all pipework with detachable fittings Equip the DHW circulation line with a DHW circulation pump check valve...

Страница 23: ...inside and outside of the building Fire safety There is no special requirement for fire safety in detached houses The pipework material for extract mode must be non combustible e g the pipes availabl...

Страница 24: ...0 60 60 up to 4 80 90 120 up to 6 80 120 180 Check the calculated air flow rates in the extract air area according to DIN 1946 6 Apply the minimum air change rate to DIN 1946 if the calculated basic v...

Страница 25: ...ines To prevent cold air entering lines that draw expelled air outside when the system is not in use in winter install low resistance check valves on site Install ventilation pipes wall outlets and co...

Страница 26: ...3 h if the total pressure drop pTotal in the pipework is below 95 Pa see flow rate curve on page 11 The following procedure is advisable for calculating the total pressure drop in the pipework 1 Calcu...

Страница 27: ...ent E Extract valves F Silencer optional to reduce transmission of noise through reflec tions telephony effect G Expelled air outlet Flow velocity 0 1 2 3 4 5 6 7 Air flow rate in m h Flow velocity in...

Страница 28: ...Outside air inlet grille Air flow rate in m h Pressure drop in Pa 10 0 100 150 200 250 300 350 400 20 30 40 50 60 Expelled air roof outlet 100 Air flow rate in m h Pressure drop in Pa 2 4 6 8 10 0 150...

Страница 29: ...al 160 A on site Also install a pump station Solar Divicon in the solar circuit The Vitocal 160 A type WWKS already features the con nections required for connection to the solar circuit The internal...

Страница 30: ...ely prevent steam being created during the operating phase collectors in their cold state must be under at least 1 bar pressure The pre charge pressure of the expansion vessel will then be 0 1 x highe...

Страница 31: ...t of the solar thermal sys tem z Number of collectors Vk Collector capacity in litres Example System comprising 1 Vitosol 200 type 5DI with 4 2 l capacity Total liquid content of the system VA 22 litr...

Страница 32: ...ir pipework Total flow rate max 250 m3 h Project Extract air expelled air area Section no Flow rate Pipework Velocity v Length Number of bends Number of silenc ers Number of tees Pressure drop m3 h m...

Страница 33: ...expelled air connector on Vitocal 160 A to the blow off point Pa from the table on page 32 Highest pressure drop section from the extract air valve to the Vitocal 160 A Pa from the table on page 32 wh...

Страница 34: ...5 Outside air inlet grille as expelled air roof outlet 160 9562 053 6 Silencer made of flexible tube length 1 1 m 160 9521 461 7 Tee 160 160 160 7190 179 125 125 125 7249 110 8 Tee reduced 160 125 125...

Страница 35: ...ning pressure drop 26 DHW boosting 8 DHW circulation line 11 DHW circulation pipe 23 DHW circulation pump 23 DHW connection 11 22 DHW cylinder 8 Capacity 10 max operational pressure 10 DHW temperature...

Страница 36: ...ing conditions 10 Operating mode 4 Operating modes 8 Operational cycle 23 Output 8 output data Heat pump 10 Output data electrical 10 Outside air inlet grille 13 28 Outside wall outlet 25 Overflow ape...

Страница 37: ...und transmission data 10 Specification 10 Expansion vessel 30 Spiral seam tube 16 Splitting air flow 25 Standard ventilation 24 Standby heat loss 10 Structure borne noise 6 System diagram extract expe...

Страница 38: ...38 VIESMANN VITOCAL 160 A...

Страница 39: ...VITOCAL 160 A VIESMANN 39 5822 485 GB...

Страница 40: ...leached paper Subject to technical modifications Viessmann Limited Hortonwood 30 Telford Shropshire TF1 7YP GB Telephone 44 1952 675000 Fax 44 1952 675040 E mail info uk viessmann com Viessmann Werke...

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