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Summary of Contents for Regulus EcoAir 406
- Page 1 Installation and Operation Manual AIR-TO-WATER HEAT PUMP Regulus CTC EcoAir 406 | 408 | 410 EcoAir 406 | 408 | 410...
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Page 2: Table Of Contents
General information Table of Contents Important to remember 10. General function description _______________________________________ ________________________ Safety Instructions! 10.1 Defrosting _____________________________________________ _____________________________________________ 1. Connection alternatives CTC EcoAir 400 10.2 Fan ________ _____________________________________________________ 2. Technical data 10.3 Charge pump/Circulation pump ______________________________________________ __________________ 11. Electrical installation Data sheets for 3-phase models __________________ ____________________________________... - Page 3 General information Congratulations on buying your new EcoAir Heat Pump The complete outdoor air source heat pump The CTC EcoAir 400 is an outdoor air source heat pump which moves heat from the outside air and delivers it to the heating system of the building.
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Page 4: Important To Remember
General information Important to remember! Check the following points in particular at the time of delivery and installation: • The CTC EcoAir must be transported and stored in an upright position • Remove the packaging and check before installation that the product has not been damaged in transit. -
Page 5: Connection Alternatives Ctc Ecoair 400
General information Connection alternatives CTC EcoAir 400 Možnosti instalace CTC EcoAir 400 jsou zobrazeny níže. CTC EcoAir 400 can be connected to the products below: Alternative A CTC EcoZenith i250 can be connected to heat pumps of an output up to 11 kW. -
Page 6: Technical Data
General information Technical data Data sheets for 3-phase models Regulus CTC EcoAir 406 Heat Pump Technical features Dimension and weight Compressor type Scroll Height 1080 mm Refrigerant R 407C Width 1245 mm Refrigerant quantity 2.2 kg Depth 545 mm Max. flow temperature 65 °C... - Page 7 General information Regulus CTC EcoAir 408 Heat Pump Technical features Dimension and weight Compressor type Scroll Height 1080 mm Refrigerant R 407C Width 1245 mm Refrigerant quantity 2.2 kg Depth 545 mm Max. flow temperature 65°C Weight 126 kg Heating water volume 2.4 l...
- Page 8 General information Regulus CTC EcoAir 410 Heat Pump Technical features Dimension and weight Compressor type Scroll Height 1080 mm Refrigerant R 407C Width 1375 mm Refrigerant quantity 2.7 kg Depth 645 mm Max. flow temperature 65°C Weight 180 kg Heating water volume 2.8 l...
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Page 9: Component Location
General information Component location 1. Compressor 8. Connection box 2. 4-way valve 9. Drain valve - water 3. Condenser 10. Drying filter 4. Expansion valve 11. Suction gas sensor 5. High pressure sensor 12. Primary flow sensor 6. Low pressure sensor 13. - Page 10 General information 15. Hot gas sensor 22. HP communication cable grommet 16. Fan 23. Communication cable grommet, series connection 17. Defrosting sensor in evaporator 24. Power supply cable grommet, circulation pump 18. Sensor on fan 25. Communication cable grommet, circulation pump 19.
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Page 11: Dimensional Drawing
General information Dimensional drawing 406,408 1155 1285 1245 1375 1080 1175 Ø 28 Ø 28 Refrigerant system Evaporator Compressor Low pressure sensor High pressure sensor 4-way valve Condenser Flow pipe 10. Return pipe 11. Check valve 12. EEV - electronic expansion valve 13. -
Page 12: Operation And Maintenance
General information Operation and Maintenance When the installer has installed your new heat pump, you should check together that the system is in perfect operating condition. Let the installer show you where the power switches, controls and fuses are so that you know how the system works and how it should be maintained. -
Page 13: Troubleshooting/Measures
General information Troubleshooting/measures The EcoAir Heat Pump is designed to provide reliable operation and high levels of comfort, and to have a long service life. Various tips are given below which may be helpful and guide you in the event of an operational malfunction. -
Page 14: Installation
General information Installation This chapter is aimed at anyone responsible for one or more of the installations required to ensure that the product works the way the property owner wants. Take your time going through functions and settings with the property owner and answer any questions. -
Page 15: Placement Of The Heat Pump
General information Placement of the heat pump Place the heat pump so that noise from the compressor and fan does not disturb the surroundings. No not place the heat pump right next to a bedroom window, patio or fence. • CTC EcoAir 400 is normally placed on an outside wall. •... -
Page 16: Preparation And Drainage
General information Preparation and drainage The heat pump should be positioned so that the house cannot be damaged and the condensation water can easily drain into the ground. The foundation should be of concrete blocks or similar, resting on crushed stones or gravel. -
Page 17: Condensate
General information Condensate • The condensate tray is built into the heat pump and is used to divert most of the condensation water. The tray can be connected to a suitable drain. Connection diameter: 42mm. • A heating cable should be placed in the pipe to prevent refreezing. The heating cable is connected to the electrical wiring box in the CTC EcoAir 400 (to be performed by an authorised electrician and according to applicable provisions.) -
Page 18: Pipe Installation
General information Pipe installation The installation must be carried out in accordance with current standards. The boiler must be connected to an expansion vessel in an open or closed system. Do not forget to flush the radiator system clean before connection. Do not forget to flush Pipe connection the radiator system... -
Page 19: Example Of Pipe Connection
General information Example of pipe connection EcoAir/EcoZenith i250 CTC EcoZenith i250 is fitted with pipes to connect to a heat pump located on its right rear. The lower heat pump outlet connects to the right pipe when looking from the front. The upper heat pump outlet connects to the left pipe. -
Page 20: Circulation Pump
For safe operation, the following flow must be maintained: CTC EcoAir 406: 760 l/h CTC EcoAir 408: 960 l/h CTC EcoAir 410: 1400 l/h This provides about 7 °C temperature differential with an outside... -
Page 21: Control/Supply
General information Control/supply IR 14 CTC 400 Up to 10 heat pumps can be connected to an IR14 CTC 400 controller. The circulation pump in heat pump 1 can be then connected to the IR14 CTC 400 controller. The circulation pumps for heat pumps 2-10 are switched directly by the control unit of the respective heat pump. -
Page 22: General Function Description
General information 10. General function description 10.1 Defrosting The CTC EcoAir 400 is fitted with hot gas defrosting. The heat pump checks constantly whether defrosting is needed and, if so, defrosting starts, the fan stops, the four-way valve changes direction and the hot gas goes to the evaporator instead. -
Page 23: Electrical Installation
General information 11. Electrical installation General Information The installation and heat pump connection must be done by an authorised electrician. All wiring must be installed according to valid standards. 10. Electrical installation The communication cable used is an LiYCY (TP) which is 4-conductor shielded cable, where the communication-bearing conductors are of The installation and heat pump connection must be done by an authorised electrician. - Page 24 General information Communication connection in heat pump series (grey connector) Ändr. meddel. Datum Ändring Ändr. av Kontr. av The communication cable used is LiYCY (TP) type. In the grey connector, Connecting communication in series (grey connector) the heat pumps are connected in series. The communication cable used is an LiYCY (TP).
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Page 25: Output Relay For Joint Alarms
General information 11.3 Output relay for joint alarms The CTC EcoAir 400 is fitted with a potential-free alarm output which Alarm terminal in detail is activated if any alarm is active in the heat pump. This output may be connected to a maximum load of 1 A 250 V AC. An external fuse should also be used. -
Page 26: Parts List
General information 11.6 Parts list Main PCB PCB with softstarter, motorprotection and contactor function Primary flow temperature sensor Return temperature sensor Outdoor temperature sensor Defrost sensor Fan air sensor Hot gas sensor Compressor suction gas sensor B100 High pressure sensor B101 Low pressure sensor Condenser... - Page 27 General information CTC EcoAir 400...
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Page 28: Wiring Diagram 400 Vac 3 Phase
General information General Information 11.7 Wiring diagram 400 VAC 3 phase 11.9 Wiring diagram 400 V 3N~ Power supply Supply (black connector) (Black connector) Communication Communication (Grey connector) (grey connector) Contact for external switching in thermostat mode CTC EcoAir 400 CTC EcoAir 400... - Page 29 General information General Information CTC EcoAir 400 CTC EcoAir 400...
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Page 30: Wiring A Controller
CTC HEAT PUMP Connection of communication with EcoZenith multi-energy thermal store Regulus heat pump When connecting more than one heat pump to an IR12 CTC 400 or IR14 CTC 400 controller, the CTC Basic Display accessory must be used to address the various heat pumps A2, A3, etc. -
Page 31: First Start
14. Noise data STANDARD Model Noise level Noise pressure at 5 m* Noise pressure at 10 m* EcoAir 406 56 dB(A) 34-37 dB(A) 28-31 dB(A) EcoAir 408 58 dB(A) 36-39 dB(A) 30-33 dB(A) -
Page 32: Sensor Data
21338 10130 25986 12200 32079 14770 39611 18000 48527 22000 60852 27100 76496 33540 98322 41800 125779 52400 v1.2-06/2023 ©2023 We reserve the right to errors, changes and improvements without prior notice. REGULUS spol. s r.o. E-mail: sales@regulus.eu Web: www.regulus.eu...
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