STIEBEL ELTRON WPL 15 AS Operation And Installation
Air-water heat pump
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Also See for WPL 15 AS:
- Operation and installation (40 pages) ,
- Commissioning checklist (41 pages)
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Summary of Contents for STIEBEL ELTRON WPL 15 AS
- Page 1 OPERATION AND INSTALLATION Air | water heat pump » WPL 15 AS » WPL 15 ACS » WPL 20 A » WPL 20 AC » WPL 25 AS » WPL 25 ACS » WPL 25 A » WPL 25 AC...
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Page 2: Table Of Contents
16 Electrical connection ��������������������������������������� 16 11.1 Access to the terminal area 16 11.2 WPL 15 AS | WPL 15 ACS 18 11.3 WPL 20 A | WPL 20 AC | WPL 25 A | WPL 25 AC 18 11.4 WPL 25 AS | WPL 25 ACS 19 11.5 Closing the terminal area 19 11.6... -
Page 3: Special Information
SPECiAL iNfOrmATiON General information SPECiAL iNfOrmATiON OPErATiON - The appliance may be used by children aged 8 General information and older and persons with reduced physical, The chapters "Special information" and "Operation" are intended sensory or mental capabilities or a lack of ex- for both users and qualified contractors. -
Page 4: Other Symbols In This Documentation
OPErATiON Safety Other symbols in this documentation Safety Note Intended use General information is identified by the adjacent symbol. Observe the application limits listed in chapter "Specification / f Read these texts carefully. Data table". The appliance is intended for domestic use. It can be used safely Symbol meaning by untrained persons. -
Page 5: Appliance Description
OPErATiON Appliance description Appliance description Material losses In dual mode operation, return water from the second Properties heat generator may flow through the heat pump. Please note that the return temperature must be no higher than The appliance is an air | water heat pump that operates as a heat- 60 °C. -
Page 6: Maintenance And Care
OPErATiON maintenance and care Maintenance and care Troubleshooting fault Cause remedy Material losses There is no hot No power at the appliance. Check the fuses/MCBs in Maintenance work, such as checking the electrical safety, water or the your distribution board. may only be carried out by a qualified contractor. heating system Replace the fuses/reset the remains cold. -
Page 7: Installation
iNSTALLATiON Safety iNSTALLATiON Preparation Safety Only a qualified contractor should carry out installation, commis- sioning, maintenance and repair of the appliance. General safety instructions The appliance is designed for siting in front of a wall. Observe the minimum clearances. If the appliance is installed in an open space We guarantee trouble-free function and operational reliability only or on a roof, protect the air intake side. -
Page 8: Minimum Clearances
iNSTALLATiON Preparation Minimum clearances Preparing the installation location WARNING Injury The discharged cold air can cause condensation to be formed in the vicinity of the air outlet. f Ensure that no risk of slipping due to wet conditions or ice formation occurs on adjacent footpaths and driveways at low temperatures. - Page 9 iNSTALLATiON Preparation 9.5.1 Siting on foundations or an MK 1 mounting bracket Installation on foundations (WPL 15 AS | WPL 15 ACS only) Note Allow the conduits for the supply lines to protrude slightly above the foundations. Ensure that no water can enter the conduits. Foundations with recess (WPL 15 AS | WPL 15 ACS) 1300 A 100...
- Page 10 iNSTALLATiON Preparation MK 1 mounting bracket (WPL 15 AS | WPL 15 ACS only) 9.5.2 T-support SK 1 Note Note f Install a ribbon heater when mounting on the wall The mounting bracket cannot be used in combination with the connection sets (AS-WP 1 and AS-WP 2). bracket or T-support (see chapter "Electrical connec- tion / Ribbon heater").
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Page 11: Wpm Heat Pump Manager
2.5 mm² when routing above the surface f See the dimensioned connection drawing for the correct (1-phase) 4.0 mm² when routing in a wall spacing between holes (see chapter "Specification / Dimen- WPL 15 AS WPL 15 ACS sions and connections"). 1x C 35 A Compressor 6.0 mm²... -
Page 12: Installation
iNSTALLATiON installation 10. Installation f When sizing the heating circuit, observe the internal pressure differential (see chapter "Specification / Data table"). Note 10.3 Flow and return connection The device is designed in such a way that it can be po- sitioned and connected without removing the cover or Material losses side panels. -
Page 13: Oxygen Diffusion
iNSTALLATiON installation 10.5 Oxygen diffusion Making the push-fit connection The connector must be in its relaxed position before the pipe is Material losses inserted. In this position, there is a small gap between the screw Avoid open vented heating systems and underfloor cap and main body. -
Page 14: Minimum Flow Rate
iNSTALLATiON installation 10.6.1 Venting the heating system In heat pump mode a fixed spread between the heat pump flow and return is set (see menu "COMMISSIONING / HEATING / SPREAD f Vent the pipework carefully. CONTROL" in the heat pump manager). Checking the flow rate f Set parameter STANDBY PUMP RATE to 100 %. -
Page 15: Condensate Drain
/ installation spacing 10 cm / installation spacing 15 cm cuits Lead room Number of cir- Lead room Number of cir- floor area cuits floor area cuits m² n x m m² n x m WPL 15 AS 3x70 2x70 WPL 15 ACS 3x70 2x70 WPL 20 A 1000 4x70 3x70 WPL 20 AC 1000 4x70 3x70 WPL 25 A 1000... -
Page 16: External Second Heat Generator
iNSTALLATiON Electrical connection 11. Electrical connection Material losses Ensure the condensate hose is not kinked. Route the hose WARNING Electrocution with a slope. f Before working on the appliance, isolate it from the power supply at the control panel. f After routing the condensate hose, check that the condensate can drain correctly. - Page 17 iNSTALLATiON Electrical connection f Pivot the terminal area to the side. f Fix the terminal area in place with the locking mechanism. 1 Strain relief f Connect the electric emergency/booster heater if you want to 2 Terminal area utilise the following appliance functions: f Route cables and leads through the strain relief fittings.
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Page 18: Wpl 15 As | Wpl 15 Acs
Electrical connection 11.2 WPL 15 AS | WPL 15 ACS 11.3 WPL 20 A | WPL 20 AC | WPL 25 A | WPL 25 AC f Connect the cables according to the following diagram. f Connect the cables according to the following diagram. X5 / DHC X3 / WP... -
Page 19: Wpl 25 As | Wpl 25 Acs
iNSTALLATiON Electrical connection 11.4 WPL 25 AS | WPL 25 ACS 11.5 Closing the terminal area f Connect the cables according to the following diagram. X5 / DHC X3 / WP X4 / Steuerung 1/N/PE~230/50 1/N/PE~230/50 1/N/PE~230/50 C 32A C 20A C 16A 3,0 kW 3,2 kW N PE 6,2 kW... -
Page 20: Commissioning
iNSTALLATiON Commissioning Closing the terminal area 1 Electrical connection for ribbon heater f Guide the ribbon heater through the appliance. f Position the cover on the appliance. f Secure the cover with the four screws. 12. Commissioning A WPM heat pump manager is required to operate the appliance. All necessary adjustments prior to and during operation are made on this device. -
Page 21: Generator
iNSTALLATiON Commissioning 12.1.3 High limit safety cut-out Heating curves that are set too high cause the zone valves or ther- mostatic valves to close, which may lead to the minimum flow rate At ambient temperatures below -15 °C it is possible that the high required for the heating circuit not being achieved. -
Page 22: Appliance Handover
iNSTALLATiON Settings Using the heat-up program Setting in the Sound power Heating level output If you use the heat-up program, make the following settings on Output re- maximum value maximum at the WPM: stricted to due to output A-7/W35 restriction [kW] f Initially set the "DUAL MODE TEMP HZG" parameter to 30 °C. [dB(A)] f Then set the "LOWER APP LIMIT HZG"... -
Page 23: Troubleshooting
iNSTALLATiON Troubleshooting 16.1 Checking the IWS DIP switch settings Carry out the following steps to make the IWS accessible. 1 Inspection port Material losses f Remove the cover. Keep the air discharge and intake apertures free from snow and ice. Remove any leaves or other foreign bodies from the evaporator fins periodically. - Page 24 iNSTALLATiON Troubleshooting DIP switch (BA) f Check whether the DIP switch (BA) is set correctly. Heating mode Cooling mode 1 LEDs 2 DIP switch (WP-Typ) 3 Reset button 4 DIP switch (BA) DIP switch (WP-Typ) 16.1.1 Closing the terminal area The DIP switch (WP-Typ) on the IWS serves to set the relevant heat pump type.
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Page 25: Light Emitting Diodes (Leds)
iNSTALLATiON Troubleshooting 16.2 Light emitting diodes (LEDs) 16.4 Resetting the high limit safety cut-out The electric emergency/booster heater stops if the heating water temperature exceeds 85 °C, for example if the flow rate is too low. 1 LEDs 1 Electric emergency/booster heater 2 Reset button f Remove the cause of the fault. - Page 26 iNSTALLATiON Troubleshooting f Carry out a manual defrost, as many times as necessary, until the fan runs freely again. Observe the information in the WPM instructions and parameter "START DEFROST" in menu "COMMISSIONING / COMPRESSOR". f At outside temperatures above +1 °C, shut down the appli- ance or switch it over to emergency mode for approx. 1 hour.
- Page 27 Specification 17. Specification 17.1 Dimensions and connections WPL 15 AS | WPL 15 ACS 1160 1270 e02 e01 WPL 15 AS WPL 15 ACS Heating flow Type of connection Push-fit connection Push-fit connection Diameter Heating return Type of connection Push-fit connection Push-fit connection Diameter Condensate drain...
- Page 28 iNSTALLATiON Specification WPL 20 A | WPL 20 AC | WPL 25 A | WPL 25 AS | WPL 25 AC | WPL 25 ACS 1380 1490 e02 e01 WPL 20 A WPL 20 AC WPL 25 AS WPL 25 ACS WPL 25 A WPL 25 AC Heating flow Type of con- Push-fit connec- Push-fit connec- Push-fit connec- Push-fit connec- Push-fit connec- Push-fit connec- nection tion tion...
- Page 29 iNSTALLATiON Specification www.stiebel-eltron.com WPL A | WPL AC | WPL AS | WPL ACS |...
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Page 30: Wiring Diagram
Specification 17.2 Wiring diagram WPL 15 AS | WPL 15 ACS | WPL 25 AS | WPL 25 ACS (single phase) X5 Netz DHC X3 Netz WP X4 Netz Steuerung X7 Rohrbegleitheizung ON ERR L X27/4 X27/3 6 Turns X27/1 5 Turns X27/2 X27/8 X27/3... - Page 31 iNSTALLATiON Specification X2 Busanschluss WP “+” Lüfter Drehz. Lüfter +10V Lüfter 0...10V Lüfter GND Heizungsrücklauf Außenluft Verdichtereintritt Verdampferaustritt gleitheizung Einspritzung CAN GND CAN L CAN H Heizungsvorlauf +12...+18V ND 4...20mA (IWS III) HD 4...20mA MD 4...20mA fheizung Heißgas +12V X8 / F4 Phase 1 Phase 2 Phase 3...
- Page 32 iNSTALLATiON Specification WPL 20 A | WPL 20 AC | WPL 25 A | WPL 25 AC (three-phase) X5 Netz DHC X3 Netz WP X4 Netz Steuerung X7 Rohrbegleitheizung L1 L2 L3 N L1 L2 L3 N ON ERR L X27/4 X27/3 X27/1 X27/2 S2 S3 X27/8 Bypass L1 L2 Rohrbegleitheizung Abtauen...
- Page 33 iNSTALLATiON Specification X2 Busanschluss WP “+” Lüfter Drehz. Lüfter +10V Lüfter 0...10V Lüfter GND Heizungsrücklauf Außenluft Verdichtereintritt Verdampferaustritt heizung Einspritzung CAN GND CAN L CAN H Heizungsvorlauf +12...+18V ND 4...20mA (IWS III) HD 4...20mA MD 4...20mA zung Heißgas +12V X8 / F4 Phase 1 Phase 2 Phase 3...
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Page 34: Application Limit
iNSTALLATiON Specification 17.3 Application limit Integral heat pump control unit (IWS) Inverter, compressor 17.3.1 Heating Filter assembly DC assembly Heating flow temperature sensor - KTY Heating return temperature sensor - KTY Hot gas temperature sensor - PT1000 Outdoor air temperature sensor - PT1000 Compressor intake temperature sensor - PT1000 Evaporator discharge temperature sensor - PT1000 Frost protection temperature sensor - KTY... -
Page 35: Output Diagrams
Specification 17.4 Output diagrams 17.4.1 WPL 15 AS | WPL 15 ACS Heating output X Outside temperature [°C] Y Heating output [kW] 1 max. W55 2 Max. W45 3 max. W35 4 min. W55 5 Min. W45 6 min. W35 www.stiebel-eltron.com... - Page 36 iNSTALLATiON Specification DHW output X Outside temperature [°C] Y DHW output [kW] 1 max. W55 4 min. W55 Cooling capacity X Flow temperature [°C] Y Cooling capacity [kW] 1 Max. A35 2 Min. A35 | WPL A | WPL AC | WPL AS | WPL ACS www.stiebel-eltron.com...
- Page 37 iNSTALLATiON Specification 17.4.2 WPL 20 A | WPL 20 AC Heating output X Outside temperature [°C] Y Heating output [kW] 1 max. W55 2 Max. W45 3 max. W35 4 min. W55 5 Min. W45 6 min. W35 DHW output X Outside temperature [°C] Y DHW output [kW] 1 max.
- Page 38 iNSTALLATiON Specification Cooling capacity X Flow temperature [°C] Y Cooling capacity [kW] 1 Max. A35 2 Min. A35 | WPL A | WPL AC | WPL AS | WPL ACS www.stiebel-eltron.com...
- Page 39 iNSTALLATiON Specification 17.4.3 WPL 25 A | WPL 25 AC | WPL 25 AS | WPL 25 ACS Heating output X Outside temperature [°C] Y Heating output [kW] 1 max. W55 2 Max. W45 3 max. W35 4 min. W55 5 Min. W45 6 min. W35 DHW output X Outside temperature [°C] Y DHW output [kW] 1 max.
- Page 40 iNSTALLATiON Specification Cooling capacity X Flow temperature [°C] Y Cooling capacity [kW] 1 Max. A35 2 Min. A35 | WPL A | WPL AC | WPL AS | WPL ACS www.stiebel-eltron.com...
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Page 41: Data Table
iNSTALLATiON Specification 17.5 Data table The performance data apply for new appliances with clean heat exchangers. The power consumption figures for the integral auxiliary drives are maximum values and may vary subject to operating point. The power consumption of the integral auxiliary drives is included in the output details of the heat pump (to EN 14511). WPL 15 WPL 15 WPL 20 A... - Page 42 iNSTALLATiON Specification WPL 15 WPL 15 WPL 20 A WPL 20 WPL 25 WPL 25 WPL 25 A WPL 25 Electrical data Max. power consumption without emergency/booster heater Rated voltage, compressor Rated voltage, control unit Rated voltage, emergency/booster heater Compressor phases 1/N/PE 1/N/PE 3/N/PE 3/N/PE 1/N/PE 1/N/PE...
- Page 43 GUARANTEE | ENVIRONMENT AND RECYCLING Guarantee The guarantee conditions of our German companies do not apply to appliances 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.
- Page 44 Deutschland Verkauf Tel. 05531 702-110 | Fax 05531 702-95108 | info-center@stiebel-eltron.de STIEBEL ELTRON GmbH & Co. KG Kundendienst Tel. 05531 702-111 | Fax 05531 702-95890 | kundendienst@stiebel-eltron.de Dr.-Stiebel-Straße 33 | 37603 Holzminden Ersatzteilverkauf Tel. 05531 702-120 | Fax 05531 702-95335 | ersatzteile@stiebel-eltron.de Tel.
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