STIEBEL ELTRON WPL 15 A2W Premium Operation And Installation Manual
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STIEBEL ELTRON WPL 15 A2W Premium Operation And Installation Manual

Air source heat pump
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OPERATION AND INSTALLATION
Air source heat pump
» WPL 15 A2W Premium
» WPL 25 A2W Premium

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Summary of Contents for STIEBEL ELTRON WPL 15 A2W Premium

  • Page 1 OPERATION AND INSTALLATION Air source heat pump » WPL 15 A2W Premium » WPL 25 A2W Premium...

  • Page 2: Table Of Contents

    Wiring diagram ____________________________________________________30 Instructions, standards and regulations _______________________ 8 18.3 Application limit ___________________________________________________32 Appliance description _________________________________________ 8 18.4 Output diagrams, WPL 15 A2W Premium _____________________33 Accessories ___________________________________________________________ 8 18.5 Output diagrams, WPL 25 A2W Premium _____________________36 Preparation _____________________________________________________ 8 18.6 Data table ___________________________________________________________39 10.1...

  • Page 3: General Information

    - 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. perience and know-how, provided that they The chapter “Installation”...

  • Page 4: Other Symbols In This Documentation

    Other symbols in this documentation Any other use beyond that described shall be deemed inappropriate. Observation of these instructions and of instructions for any acces- sories used is also part of the correct use of this appliance. Note General information is identified by the adjacent symbol. Safety instructions Read these texts carefully.

  • Page 5: Register Your Product

    6 inches above, or at any distance below, the structural floor, warranty options, please contact Stiebel Eltron USA directly at and does not contact any live electrical part. The discharge 800.582.8423.

  • Page 6: Function

    - Filled with non-combustible safety refrigerant. Material losses - The product is delivered without a cord. In cooling mode, condensate can form when the dew point temperature is undershot. Note Take suitable measures to prevent the formation of For centralized control of the heating system, you would condensate.

  • Page 7: Maintenance And Care

    The type plate is located at the top left-hand side of Remove any leaves or other foreign bodies from the evaporator fins the casing, when facing the air outlet. Please contact Stiebel Eltron periodically. technical support at (800)-582-8423 or (413)-247-3380.

  • Page 8: Safety

    - HZB 1 ribbon heater - HZB 2 ribbon heater - SK 1 T-support - AS-WP 2 connection set, item no. 203247 Safety 10. Preparation Only a qualified contractor should carry out installation, commis- sioning, maintenance and repair of the appliance. General safety instructions We guarantee trouble-free function and operational reliability only if original accessories and spare parts intended for the appliance...

  • Page 9: Minimum Clearances

    10.2 Minimum clearances 10.2.1 Minimum clearances with cascades Maintain the minimum clearances to ensure trouble-free oper- ation of the appliance and facilitate maintenance work. Never install the appliance in a recess. Two sides of the appli- ance must remain exposed. Material losses Please note that both the flow of outdoor air into the appli- ance, and the flow of exhaust air from the appliance must...

  • Page 10: Installation Near Ocean/Salt Water

    Make sure that the air inlet direction is the same as the main wind direction. If the main wind direction is from the sea (sa- linity >2%), keep a minimum distance of at least 1640 ft (500 m) from the ocean. 10.4 Preparing the installation location WARNING Injury The discharged cold air can cause condensation to be formed in the vicinity of the air outlet.
  • Page 11 10.6.1 Siting on foundations 5 Condensate drain recess, minimum diameter 2 ¾˝ (70 mm) Ensure that the foundations offer the necessary recess. Note Allow the conduits for the supply lines to protrude slightly above the foundations. Ensure that no water can enter the Installation on foundations conduits.

  • Page 12: Wpm Heat Pump Manager

    9 Ribbon heater 10 Cover Observe the structural limits of the T-support used. See the dimensioned connection drawing for the correct spac- ing between holes (see chapter "Specification / Dimensions and connections"). 10.7 WPM heat pump manager A WPM heat pump manager is required to operate the appliance. This controls the entire heating system.

  • Page 13: Installation

    - If the appliance needs to be tilted during transport, this must only be for a short time and it must only be tilted on one of its 1x B 20 A Compressor AWG 10 longitudinal sides. When transporting the appliance, ensure (1-phase) the compressor is on the upper appliance side.

  • Page 14: Fitting The Push-Fit Connectors

    The connector must be in its relaxed position before the pipe is inserted. In this position, there is a small gap between the screw cap and main body. 1 Retainer 2 Screw cap 3 Gap between screw cap and main body 4 Main body 1 Leaving water port (hot) 2 Heating return (cold)

  • Page 15: Oxygen Diffusion

    11.5 Oxygen diffusion Note With a conductivity >1000 μS/cm, desalination treatment is Material losses recommended in order to avoid corrosion. Do not use open vented heating systems. Use oxygen diffu- sion-proof pipes in underfloor heating systems with plastic Note pipework. If you treat the fill water with inhibitors or additives, the same limits apply as for desalination.

  • Page 16: Setting The Flow Rate On The Heating Side

    11.8 Setting the flow rate on the heating side In heat pump mode, a fixed temperature rise between the heat pump flow and return is set (see menu "COMMISSIONING / HEATING / SPREAD CONTROL" in the heat pump manager). Material losses Never operate the system without a buffer tank to ensure Checking the flow rate proper flow rate for the heating system.

  • Page 17: Condensate Drain

    11.9 Condensate drain 12. Electrical connection A condensate drain connector is factory-fitted to the defrost pan to WARNING Electrocution enable any condensate to drain off. Before working on the appliance, isolate it from the power supply at the control panel. Note The leakage current of this appliance can be > 3.5 mA.
  • Page 18 Push the cover upwards. Undo the screw on the terminal area. Pivot the terminal area to the side. 1 Strain relief 2 Terminal area Route cables and leads through the strain relief fittings. If space behind the appliance is limited, the terminal area can be folded out.

  • Page 19: Wpl 15/25 A2W Premium

    Connect the electric emergency/booster heater if you want to utilize the following appliance functions: L1, L2, GND 3.0 kW 3.2 kW Mono energetic op- If the dual mode point is undershot, the electric emergen- 6.2 kW eration cy/booster heater safeguards both the heating operation and the provision of high DHW temperatures.
  • Page 20 Access to the terminal area Remove the cover. Make the electrical connection for the ribbon heater. Power supply: L1, L2, GND Closing the terminal area 1 Electrical connection for ribbon heater Guide the ribbon heater through the appliance. Position the cover on the appliance. Secure the cover with the four screws.

  • Page 21: Commissioning

    13. Commissioning If the heat pump is installed without a HSBC system tank, a WPM heat pump manager is required to operate the appliance. All necessary adjustments prior to and during operation are made on this device. Only qualified contractors may make the settings in the heat pump manager commissioning report, commission the appliance and in- struct the owner in its use.

  • Page 22: Initial Start-Up

    13.3 Initial start-up Material losses For underfloor heating systems, observe the maximum per- 13.3.1 Heating curve adjustment missible system temperature for that particular underfloor heating. The efficiency of a heat pump decreases as the flow temperature rises. The heating curve should therefore be adjusted with care. Heating curves that are set too high cause the zone valves or ther- 13.3.2 Other settings mostatic valves to close, which may lead to the minimum flow rate...

  • Page 23: Appliance Shutdown

    16. Maintenance Note If you activate SILENT MODE, the maximum output is re- WARNING Electrocution duced to 70% as standard. Prior to commencing any service or cleaning work, This value can be increased further or reduced to the spec- isolate the appliance across all poles from the power ified minimum value as required.

  • Page 24: Checking The Iws Dip Switch Settings

    If the fault cannot be located during a service using the heat pump manager, open the control panel in emergencies and check the IWS settings. 17.1 Checking the IWS DIP switch settings Carry out the following steps to make the IWS accessible. 1 IWS Lift the control panel.
  • Page 25 Factory setting Heating and cooling mode Compressor mode with electric emergency/booster heater WP - Typ 17.1.1 Closing the terminal area Check whether the DIP switch is set correctly. Compressor mode with an external second heat generator Material losses In this case, do not connect the electric emergency/booster heater.

  • Page 26: Light Emitting Diodes (Leds)

    17.2 Light emitting diodes (LEDs) 1 Electric emergency/booster heater Remove the cause of the fault. 1 LEDs 2 Reset button The following table shows the meaning of the LEDs on the IWS. Red LED flashes Single fault. The appliance is shut down and restarts after 10 minutes.
  • Page 27 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 "COM- MISSIONING / COMPRESSOR". At outside temperatures above 34 °F (+1 °C), shut down the ap- pliance or switch it over to emergency mode for approx. 1 hour.

  • Page 28: Specification

    18. Specification 18.1 Dimensions and connections 18.1.1 WPL 15 A2W Premium 1160 1270 e02 e01 Heating flow Type of connection Push-fit connection Diameter ˝ (28 mm) Heating return Type of connection Push-fit connection Diameter ˝ (28 mm) Condensate drain Diameter ˝ (29.6 mm) Drain Air intake Air discharge...
  • Page 29 18.1.2 WPL 25 A2W Premium 1380 1490 e02 e01 Heating flow Type of connection Push-fit connection Diameter ˝ (28 mm) Heating return Type of connection Push-fit connection Diameter ˝ (28 mm) Condensate drain Diameter ˝ (29.6 mm) Drain Air intake Air discharge...

  • Page 30: Wiring Diagram

    18.2 Wiring diagram WPL 15 A2W Premium  | WPL 25 A2W Premium (single phase) L1 L2 ON ERR L1 L2 L1 L2 L1 L2 X27/4 X27/8 X27/1 X27/3 X27/2 L2 (N) L1 (L) X27/3 Bypass Bypass L1 L2 Rohrbegleitheizung Ribbon heater Abtauen Defrost OUT OUT HP-switch T >...
  • Page 31 “+” Fan RPM Lüfter Drehz. Fan + 10V Lüfter +10V Fan 0...10V Lüfter 0...10V Fan GND Lüfter GND Heating return Heizungsrücklauf Outdoor air Außenluft Compressor intake Verdichtereintritt Evaporator discharge Verdampferaustritt Einspritzung Injection CAN GND CAN L CAN H Heating flow Heizungsvorlauf +12...+18V +12...+18V...

  • Page 32: Application Limit

    18.3 Application limit 18.3.1 Heating field of operation 18.3.2 Cooling field of operation...

  • Page 33: Output Diagrams, Wpl 15 A2W Premium

    18.4 Output diagrams, WPL 15 A2W Premium 18.4.1 Heating capacity 18.4.2 COP at full heating load...
  • Page 34 18.4.3 COP at minimum heating load 18.4.4 Cooling capacity at 47 °F leaving water temperature...
  • Page 35 18.4.5 Cooling EER at 47 °F leaving water temperature Ambient ir emperature (°F) Max. apacity Min. apacity 18.4.6 Cooling power consumption at 47 °F leaving water temperature...

  • Page 36: Output Diagrams, Wpl 25 A2W Premium

    18.5 Output diagrams, WPL 25 A2W Premium 18.5.1 Heating capacity 18.5.2 COP at full heating load...
  • Page 37 18.5.3 COP at minimum heating load 18.5.4 Cooling capacity at 47 °F leaving water temperature...
  • Page 38 18.5.5 Cooling EER at 47 °F leaving water temperature 18.5.6 Cooling power consumption at 47 °F leaving water temperature...

  • Page 39: Data Table

    18.6 Data table The performance data apply for new appliances with no fouling (dirt) on the heat exchanger. The power consumption data are maximum values and may vary due to the operation condition, auxiliary consumption for components like circulation pump are included. The perfor- mance data are based on 100% water for heat transfer.
  • Page 40 Electrical data Rated voltage 220–240 V 220–240 V Breaker size, compressor (DP) 20 A 35 A Breaker size, controller (DP) 16 A 16 A Breaker size, backup element (DP) 30 A 30 A Starting current 10 A Max operating current 19.5 A 30 A Refrigerant data...
  • Page 41 NOTES...
  • Page 42 NOTES...
  • Page 43 NOTES...
  • Page 44 Kapinakuja 1 | 04600 Mäntsälä Poland United Kingdom and Ireland Tel. 020 720-9988 | Fax 020 720-9989 STIEBEL ELTRON Polska Sp. z o.o. ul. STIEBEL ELTRON UK Ltd. info@stiebel-eltron.fi Instalatorów 9 | 02-237 Warszawa Tel. 022 Unit 12 Stadium Court www.stiebel-eltron.fi...

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Wpl 25 a2w premium

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