Thermia Atec Planning Manual
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Thermia Atec Planning Manual

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Summary of Contents for Thermia Atec

  • Page 1 Planning guide Atec www.thermia.com...
  • Page 2 Thermia Värmepumpar is not liable or bound by warranty if these instructions are not adhered to during installation or service. The English language is used for the original instructions. Other languages are a translation of the original instructions. (Directive 2006/42/EC)

  • Page 3: Table Of Contents

    System example Atec Total ........

  • Page 4: Transport, Unpacking And Positioning

    Planning guide Atec Transport, unpacking and positioning Transporting heat pump The heat pump must always be transported and stored standing and in a dry environment. If the heat pump is Caution laid on the incorrect side it may become seriously damaged as the oil in the compressor can run out in the pressure pipe and therefore prevent normal function.
  • Page 5 Planning guide Atec 1.3.1 Heat pump foundation 1. The heat pump must be positioned outdoors on a stable base that can take the total weight of the heat pump, see Technical data. 2. Secure all four mounting points on a stable base, for example a cast foundation.
  • Page 6 Planning guide Atec The unit with water heater must be placed indoors, in an area with a floor drain. Caution The unit with water heater must be placed indoors, on a stable surface. The floor must be able to support the Caution gross weight of the unit with filled water tank (see Technical data).
  • Page 7 Planning guide Atec Thermia Värmepumpar VIIFB102...

  • Page 8: The Heat Pump

    Planning guide Atec The heat pump Dimensions and connections Position Description 6-9 kW 11-13 kW 16-18 kW Width 856 mm 1,016 mm 1,166 mm Depth 510 mm 564 mm 570 mm Distance from HP side to supply line pipe 251 mm...
  • Page 9 Planning guide Atec Control unit Atec Standard 1. Lead-in for supply, sensor and communication cables Control unit Atec Plus 1. Supply line for heating system, 28 mm Cu 2. Supply line to water heater, 28 mm Cu 3. Supply line from heat pump, 28 mm Cu 4.

  • Page 10: Sound Levels

    Planning guide Atec Control unitAtec Total 1. Supply line heating system,28 mm Cu 2. Return line heating system,28 mm Cu 3. Connection for bleed valve,22 mm Cu 4. Hot water line,22 mm Cu 5. Cold water line,22 mm Cu 6. Lead-in for supply, sensor and communication cables 7.

  • Page 11: System Example

    System example System example Atec Total Atec Total includes the control module with supply and return pipe sensors, circulation pump, 3-way valve, electric auxiliary heater and water heater. The heat pump produces heat, cooling and hot water. Production of heating and hot water cannot occur at the same time because the exchange valve for heating and hot water is positioned after the heat pump and the auxiliary heater.
  • Page 12 Planning guide Atec 63 64 33 107 108 3.1.1 Symbol key The following symbol key applies to all system solutions: Description Description Heat pump unit Shut-off valve Supply line Non-return valve Return line Air bleeding valve Cold water Safety valve (9 bar, WW)
  • Page 13 Planning guide Atec Description Description Return line sensor Expansion vessel (hot gas) Hot water starting sensor Immersion heater Hot water sensor top TWC Additional heater Sensor pool Fan coil Room sensor Shunt valve (distribution circuit 2) Shunt valve (additional heater)

  • Page 14: Piping Installation

    11 kW 13 kW 16 kW 18 kW Min water volume in heating system. Atec Standard and Atec Plus Min water volume in heating system. Atec Total Minimum flow in the heating system Make sure that the dimensioning of the piping in the heating system is sufficient to get the minimum flow presented below:...

  • Page 15: Maximum Distance Between Indoor And Outdoor Units

    Planning guide Atec 4.3.2 Flexible hoses All pipes should be routed in such a way that vibrations cannot be transmitted from the heat pump through the piping and out into the building. This also applies to the expansion pipe. We recommend that flexible hoses are used for all pipe connections to avoid the transmission of vibrations. Flexible hoses are available to purchase as accessories.

  • Page 16: Electrical Installation

    Planning guide Atec Electrical Installation Installation The control centre contains the necessary components for voltage supply, control systems and operation. The control centre must be installed in a frost-free environment. Caution Cable connection Laying electrical wiring can also cause noise so this installation must be carried out appropriately. An appro- priate installation is where there is approximately 300 mm free cable between the heat pump and the build- ing.

  • Page 17: Positioning Outdoor Sensors

    Planning guide Atec Positioning outdoor sensors Recommended location Unsuitable location ▪ Position the outdoor sensor on the north or north west side of the house. ▪ For higher buildings, the sensor should be positioned between the second and third storeys. Its location must not be completely protected from the wind but not in a direct draft.

  • Page 18: Technical Data

    Planning guide Atec Technical data Atec Atec 6 kW 9 kW 11 kW 13 kW 16 kW 18 kW Energy e ciency class Energy e ciency class built in temperature control package Energy e ciency class (low temperature applications) Energy e ciency class built in temperature control package...
  • Page 19 Measurements are carried out on a limited number of circulation pumps, which can give variations in results. Tolerances in the measurement methods can also give variations. 1) At A2/W35 in accordance with EN14511 (incl. circulation pump, fan and defrosting for Atec Plus and Atec Total).
  • Page 20 Planning guide Atec 9) The pressure that must not be exceeded outside the heat pump without falling below the nominal flow. 10) According to IEC61000. 11) The values apply to new heat pumps with clean heat exchangers. 12) Heat pump with 3 kW additional heater.

  • Page 21: Checklist

    Planning guide Atec Checklist Positioning: Not OK Outdoor unit not placed close to windows or walls to bedrooms etc. Outdoor unit not facing nearby neighbours. Outdoor unit not placed in an inner corner of the building. It gives a very large effect on the direction of sound propagation.
  • Page 22 Planning guide Atec VIIFB102 Thermia Värmepumpar...
  • Page 23 Planning guide Atec Thermia Värmepumpar VIIFB102...
  • Page 24 All trademarks in this material are property of the respective companies. Thermia Värmepumpar and the Thermia Värmepumpar logotype are trademarks of Danfoss A/S. All rights reserved.

This manual is also suitable for:

Atec standardAtec plusAtec total

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