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OPERATION AND INSTALLATION

Air | water heat pump

 

» WPL 10 AC

 

» WPL 10 ACS

Summary of Contents for WPL 10 AC

Page 1: ...OPERATION AND INSTALLATION Air water heat pump WPL 10 AC WPL 10 ACS ...

Page 2: ...nnection 11 10 4 Oxygen diffusion 11 10 5 Filling the heating system 11 10 6 Minimum flow rate 12 10 7 Setting the flow rate on the heating side 12 10 8 Condensate drain 13 10 9 External heat source 2 13 10 10 Safety temperature controller for underfloor heating system 13 11 Power supply 14 11 1 Access to the wiring chamber 14 11 2 Power supply WPL 10 AC three phase 14 11 3 Power supply WPL 10 ACS...

Page 3: ... We recommend an annual inspection to establish the system s current condition and maintenance by a qualified contractor if required to return the system to the desired condition Never interrupt the power supply even outside the heating season The system s active frost pro tection is not guaranteed if the power supply is interrupted If the heat pump and frost protection are com pletely switched of...

Page 4: ...ion 2 Safety 2 1 Intended use The appliance is designed for the following purposes For central heating For central cooling For DHW heating Observe the operating limits listed in chapter Specification This appliance is intended for domestic use It can be used safely by untrained persons The appliance can also be used in a non do mestic environment e g in a small business as long as it is used in th...

Page 5: ... a higher temperature level and transfers the heat drawn from the air to the heating system via an additional heat exchanger condenser During this process the refrigerant expands and the cycle begins again At air temperatures below approx 7 C the humidity in the air condenses as hoarfrost on the evaporator fins Any hoarfrost is au tomatically defrosted Water created from this defrosting process co...

Page 6: ...MCBs in your fuse box distribution panel Replace the fuses reset the MCBs if required Notify your qualified contractor if the fuses MCBs blow trip again Water is leaking from the appliance The condensate drain may be blocked Clean the condensate drain as described in chapter Care and maintenance Condensate is collecting on the outside of the ap pliance The heat pump is drawing heat from the outdoo...

Page 7: ... WPMW 3 8 2 2 Further accessories Wall mounting bracket WK 1 T support SK WPL Mounting bracket MK 1 Cylinder and hydraulic module HSBB 3 Integral cylinder HSBC 200 Hydraulic module HM Trend Pressure hoses DN 25 Remote control for heating systems FEK Remote control for heating systems FE7 Starting current limiter 25 A Safety temperature controller STB FB 9 Preparations D0000060163 The appliance is ...

Page 8: ...on one of its longitudinal sides The longer the appliance is tilted the greater the distribution of refrigerant in the system Wait approx 30 minutes before starting the appliance after it has been tilted 9 5 Siting f f Observe chapter Sound emissions Note f f Observe the clearance dimension in the following diagram when using a T support or wall mounting bracket 890 26_03_01_1683_ f f Only use wea...

Page 9: ...eating return 3 Conduit for supply lines cables 4 Foundation 5 Mounting bracket 6 Gravel bed 7 Drainage pipe 8 Condensate drain 9 Outlet for supply lines opt 9 6 WPM 3 heat pump manager A WPM 3 heat pump manager is required to operate the appliance This controls the entire heating system 9 7 Buffer cylinder A buffer cylinder is recommended to ensure trouble free appliance operation The buffer cyli...

Page 10: ...same phase Where required you can install our starting current limiter with 25 A for the WPL 10 AC see Additional accessories f f Route cables with the following cross sections in accordance with the respective fuse rating MCB fuse rating Assignment Cable cross section C 25 A Heat pump single phase 2 5 mm for routing above the surface 4 0 mm for routing through a wall C 16 A Heat pump 3 phase 2 5 ...

Page 11: ...or tightness 10 4 Oxygen diffusion Material losses Avoid open heating systems and plastic pipes in under floor heating systems which are permeable to oxygen In underfloor heating systems with plastic pipes that are per meable to oxygen and in open vented heating systems oxygen diffusion may lead to corrosion on the steel components of the heating system e g on the indirect coil of the DHW cylinder...

Page 12: ...rst f f Temporarily remove the fuse from the electric emergency booster heater to isolate the emergency booster heater from the power supply Alternatively switch OFF the second heat generator f f Operate the appliance in heating mode 10 7 1 Minimum flow rate with individual room controller by means of FEK FE7 in systems without buffer cylinder Maximum temperature differential on the heating side w...

Page 13: ...the buffer circuit The value must not fall below the minimum flow rate Maximum temperature differential on the heating side with buffer cylinder 1 0 2 4 6 8 10 15 10 5 0 5 10 15 20 25 30 D0000063550 1 Nominal flow rate X Outside temperature C Y Maximum temperature differential K f f Make the settings at the circulation pump when the temper ature differential between the flow and return temperature...

Page 14: ...g appliance functions Appliance func tion Effect of the electric emergency booster heater Mono energetic op eration If the heat pump undershoots the dual mode point the electric emergency booster heater safeguards both the heating operation and the delivery of high DHW temper atures Emergency mode Should the heat pump suffer a fault that prevents its continued operation the heating output will be ...

Page 15: ...W L1 L3 N PE 6 2 kW L2 L3 N PE 8 8 kW L1 L2 L3 N PE 2 X3 Power supply heat pump compressor L1 L2 L3 N PE 3 X4 Control voltage Power supply L N PE 4 X2 Low voltage BUS cable BUS High H BUS Low L BUS earth BUS is not connected 5 Earth terminal for screening the LV lead 6 Ribbon heater Power supply L N PE f f Earth the LV lead by inverting the screen over the external sheath and clamping it under the...

Page 16: ...ost cycle When the heat up program has ended you can discon nect the electric emergency booster heater if it is not required for the appliance operation Please note that during the heat up program the emer gency operation cannot be selected Pasteurisation control The electric emergency booster heater starts automati cally when the pasteurisation control is active in order to regularly heat the DHW...

Page 17: ...Zirkul 2 WE 2 WE Mischer Mischer UP Sol Kue Außen Vorlauf Rücklauf WB Ein 2 WE Quelle Mischer Analog Fern 1 Fern 3 BUS H BUS L BUS BUS Fühler 1 Fühler 2 1 3 4 2 D0000035461 1 Heat pump 2 Heat pump manager 3 Main control panel 4 Power OFF contactor 11 4 Closing the wiring chamber 1 26_03_01_1759 1 Sound insulation f f Position the cover on the appliance f f Secure the cover with the four screws f f...

Page 18: ...eck your local authorising body After commissioning complete the commissioning report that is included in these instructions 12 1 Checks before commissioning Before commissioning check the following 12 1 1 Heating system Have you filled the heating system to the correct pressure and opened the quick action air vent valve 12 1 2 Temperature sensor Have you correctly positioned and connected the out...

Page 19: ...e electric emergency boost er heater If the appliance is operated in dual mode operation with an ex ternal second heat generator or as module with a further WPL set the DIP switch as follows WP Typ ON 1 2 3 4 D0000057055 DIP switch BA f f Check whether the DIP switch BA is set correctly Heating mode BA ON 1 2 3 4 D0000057050 Cooling mode BA ON 1 2 3 4 D0000057051 12 1 6 High limit safety cut out I...

Page 20: ...emote control is installed raising the COMFORT TEMPERATURE parameter leads to a parallel offset of the heating curve Increase the HEATING CURVE parameter if the room tempera ture is not high enough when outside temperatures are low If you raise the HEATING CURVE parameter adjust the zone valve or thermostatic valve in the lead room to the required temperature when outside temperatures are high Mat...

Page 21: ...ns WPM 3 If a fault cannot be located during service using the heat pump manager open the control panel in emergencies and check the IWS settings This check must only be carried out by a qualified contractor 14 1 Light emitting diodes LEDs BA BA 1 2 26_03_01_0921 1 LEDs 2 Reset button The following table shows the meaning of the LEDs of the IWS LED indicator Meaning Red LED flashes Single fault Ap...

Page 22: ...oise The heat pump draws heat from the outdoor air This causes the outdoor air to cool down At outside temperatures of 0 C to 8 C the air may be cooled to below freezing point If under these conditions precipitation occurs in the form of rain or fog ice may form on the air grille the fan blades or the airways If the fan comes into contact with this ice noise develops How to remedy rhythmic scratch...

Page 23: ...ons and variations 890 1160 1270 900 35 40 490 593 480 210 295 100 g01 g02 e01 e02 d45 b01 D0000016780 WPL 10 AC WPL 10 ACS b01 Entry electrical cables d45 Condensate drain Diameter mm 22 22 e01 Heating flow Male thread G 1 1 4 G 1 1 4 e02 Heating return Male thread G 1 1 4 G 1 1 4 g01 Air intake g02 Air discharge ...

Page 24: ... temperature sensor PT1000 B8 Evaporator discharge temperature sensor PT1000 B9 Frost protection temperature sensor KTY B10 Discharge air temperature sensor PT1000 E1 Electric emergency booster heater DHC E2 Oil sump heater F2 High pressure switch F5 High limit safety cut out for DHC K2 Contactor compressor start K5 Instantaneous water heater relay K6 Instantaneous water heater relay K7 Instantane...

Page 25: ...AC WPL 10 ACS 25 IWS II EEV X36 X35 X30 X34 X33 B5 B6 B7 B8 B2 X2 M7 M __ 3 2 1 p P3 3 2 1 p P1 B9 T B1 M6 M 1 X37 Bus X39 A3 H L 2 3 4 T T T T T T 1 3 2 1 6 5 4 3 2 1 3 2 1 7 6 5 4 3 2 1 5 4 3 2 1 3 4 5 BU YE RD X3 B10 T 3 2 1 4 X40 BK BU GNYE 85_03_01_0011 ...

Page 26: ...8 Evaporator discharge temperature sensor PT1000 B9 Frost protection temperature sensor KTY B10 Discharge air temperature sensor PT1000 E1 Electric emergency booster heater DHC E2 Oil sump heater F2 High pressure switch F5 High limit safety cut out for DHC K1 Contactor compressor start K2 Contactor compressor start K5 Electric emergency booster heater relay K6 Electric emergency booster heater rel...

Page 27: ... EEV X29 X36 X35 X30 X34 X33 B5 B6 B7 B8 B2 X2 M7 M __ X38 3 2 1 p P3 3 2 1 p P1 B9 T B1 M6 M 1 X37 Bus X39 A3 H L 2 3 4 T T T T T T 1 3 2 1 6 5 4 3 2 1 3 2 1 7 6 5 4 3 2 1 5 4 3 2 1 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 1 2 3 BU YE RD X3 B10 T X24 3 2 1 4 X40 BK BU GNYE 85_03_01_0004 ...

Page 28: ...put kW Power consumption kW Coefficient of performance ε 1 Flow temperature 35 C 2 Flow temperature 45 C 3 Flow temperature 55 C 4 Flow temperature 60 C Heating output 20 15 10 5 0 5 10 15 20 25 30 35 40 2 0 4 6 8 10 12 16 14 1 2 3 4 84_03_01_0128 Power consumption 20 15 10 5 0 5 10 15 20 25 30 35 40 2 0 4 1 2 3 4 Coefficient of performance COP 20 15 10 5 0 5 10 15 20 25 30 35 40 2 0 4 6 1 2 3 4 ...

Page 29: ...the heat source medium C Y Cooling capacity kW Power consumption cooling kW Coefficient of performance cooling ε 1 Flow temperature 7 C 2 Flow temperature 18 C Cooling capacity 4 2 0 25 30 35 40 45 50 6 8 10 12 1 2 84_03_01_0131 Power consumption 0 25 30 35 40 45 50 2 4 1 2 84_03_01_0132 Coefficient of performance COP 0 25 30 35 40 45 50 2 4 1 2 84_03_01_0133 ...

Page 30: ...consumption kW Coefficient of performance ε 1 Flow temperature 35 C 2 Flow temperature 45 C 3 Flow temperature 55 C 4 Flow temperature 60 C Heating output 20 15 10 5 0 5 10 15 20 25 30 35 40 2 0 4 6 8 10 12 16 14 1 2 3 4 84_03_01_0085 Power consumption 20 15 10 5 0 5 10 15 20 25 30 35 40 2 0 4 1 2 3 4 84_03_01_0084 Coefficient of performance COP 20 15 10 5 0 5 10 15 20 25 30 35 40 2 0 4 6 1 2 3 4 ...

Page 31: ...the heat source medium C Y Cooling capacity kW Power consumption cooling kW Coefficient of performance cooling ε 1 Flow temperature 7 C 2 Flow temperature 18 C Cooling capacity 4 2 0 25 30 35 40 45 50 6 8 10 12 1 2 84_03_01_0080 Power consumption 0 25 30 35 40 45 50 2 4 1 2 84_03_01_0081 Coefficient of performance COP 0 25 30 35 40 45 50 2 4 1 2 84_03_01_0082 ...

Page 32: ...erformance COP at A10 W35 EN 14511 4 02 4 02 COP at A7 W35 EN 14511 3 86 3 77 COP at A2 W35 EN 14511 3 51 3 37 COP at A 7 W35 EN 14511 3 06 2 86 COP at A7 W45 EN 14511 3 22 3 19 Cooling capacity factor at A35 W18 2 95 2 86 Sound data Sound power level outdoor installation EN 12102 dB A 59 59 Sound pressure level at 5 m distance in a free field dB A 37 37 Sound pressure level at 10 m distance in a ...

Page 33: ...nnection G 1 1 4 A G 1 1 4 A Defrost type Circuit reversal Circuit reversal IP rating IP14B IP14B Frost protection X X Dimensions Height mm 900 900 Width mm 1270 1270 Depth mm 593 593 Weights Weight kg 120 120 Values Flow rate on the heating side m h 1 4 1 4 Min heating flow rate m h 0 7 0 7 Flow rate heat source side m h 2300 2300 Internal pressure differential hPa 180 180 ...

Page 34: ...acquired outside of Germany In countries where our subsidiaries sell our products a guarantee can only be issued by those subsidiaries Such guarantee is only grant ed if the subsidiary has issued its own terms of guarantee No other guarantee will be granted We shall not provide any guarantee for appliances acquired in countries where we have no subsidiary to sell our products This will not affect ...

Page 35: ...www stiebel eltron com WPL 10 AC WPL 10 ACS 35 NOTES ...

Page 36: ...w stiebel eltron cz Finland STIEBEL ELTRON OY Kapinakuja 1 04600 Mäntsälä Tel 020 720 9988 info stiebel eltron fi www stiebel eltron fi France STIEBEL ELTRON SAS 7 9 rue des Selliers B P 85107 57073 Metz Cédex 3 Tel 0387 7438 88 Fax 0387 7468 26 info stiebel eltron fr www stiebel eltron fr Hungary STIEBEL ELTRON Kft Gyár u 2 2040 Budaörs Tel 01 250 6055 Fax 01 368 8097 info stiebel eltron hu www s...

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