Top secret Secret Internal use only Public 3

Top secret Secret Internal use only Public 3. System build-up Daikin Altherma Monobloc CA

3. System build-up 1. 2. 3. 4. 5. Outdoor unit EB/DLQ 05/07 CAV 3 Control box Option box DHW tank Solar kit

1. Outdoor unit EB/DLQ 05/07 CAV 3 3 3. System build-up - Internal use only

1. Outdoor Unit 1. Piping 2. Wiring 3. Components 4 3. System build-up - Internal use only

1. 1 Outdoor unit – Piping 5 3. System build-up - Internal use only

1. 2 Outdoor unit – Wiring See printed document. 6 3. System build-up - Internal use only

1. 3 Outdoor unit – Components (Refrigerant Side & Water Side) 1. RS Compressor & accumulator assembly 2. RS High pressure switch 3. RS 4 -way-valve 4. RS Heat exchanger 5. RS Fan & fan motor 6. RS Expansion valve 7. RS Service port 8. RS Pressure sensor 9. WS Thermistors 10. Switch box 11. WS Water filter 12. WS PHE 13. WS Flowsensor 14. WS Flowswitch 15. WS Air purge (manual) 16. WS Expansion vessel 17. WS Safety valve 18. WS Water pump 7 3. System build-up - Internal use only

1. 3. 1 Outdoor unit – Components – RS Compressor & accumulator assembly - Hermatically sealed - Swing technology - No cranck case heater Component 8 EB/DLQ 05 CAV 3 EB/DLQ 07 CAV 3 Compressor Inverter type 2 YC 36 BXD#C 2 YC 45 DXD#C Accumulator 2 Yes Refrigerant oil Daphne FVC 50 K Charged volume 0, 75 L 3. System build-up - Internal use only

1. 3. 2 Outdoor unit – Components – RS High pressure switch The HP switch in the discharge line protects the unit against too high pressure. - Activation HP switch: 41, 7 +/- 0. 1 bar - Reset HP switch: 32 +/- 0. 2 bar Description Pressure ~ Volt 2, 08 MPa ~2 V 4, 15 MPa~3, 5 V Power supply Max 6 V DC 10 m. A or less Insulation resistance 100 MOhm or more at 500 VCD Megger 9 3. System build-up - Internal use only

1. 3. 3 Outdoor unit – Components – RS 4 -way-valve - Used to switch the HP from heating to cooling mode - Defrost = cooling cycle - No power = cooling mode - 120 V DC activation power 10 3. System build-up - Internal use only

1. 3. 4 Outdoor unit – Components – RS Heat exchanger - 11 Fin pitch of 1, 8 mm 32 stages Tube type ø 8 Hi-XA 704 hight x 672 length x 252 width 3. System build-up - Internal use only

1. 3. 5 Outdoor unit – Components – RS Fan & fan motor - Controlled in function of ambient temperature and condensation temperature - Assist to control the differential pressure between high and low pressure side 12 Component Fan motor Type Propeller Discharge connection Horizontal Output (W) 53 Speed PWM 3. System build-up - Internal use only

1. 3. 5 Outdoor unit – Components – RS Fan & fan motor PWM – Explanation Connector: - RED = Vm - Blue = GND = 0 VDC - BROWN = Vcc - ORANGE = Vs - WHITE = PG Blue – Red = 1, 14 * Power voltage : +/- 320 V DC Blue – Brown = +/- 15 VDC Blue – Orange = 2, 5~4, 5 V DC (depending on actual speed) Blue – White = +/- 7, 5 V DC (when motor is running) = 4 x signal of 15 VDC per tour of fan (when motor is off!) 13 Title - Internal use only

1. 3. 6 Outdoor unit – Components – RS Expansion valve - 2 components: body + coil - Regulates the suction superheat value Component 14 Expansion valve motor Coil operating voltage 12 VDC +/10% Body pulse output 0~480 pls Coil resistance 46Ω +/- 4Ω (20°C) Lead wire 5 -wire (red = common) type Bidirectional electronic 3. System build-up - Internal use only

1. 3. 7 Outdoor unit – Components – RS Service port - Liquid stop valve - Gas stop valve + schräder port to evacuate refrigerant 15 Field piping connections Size Schräder valve Liquid line 6 mm No Gas line 16 mm Yes 3. System build-up - Internal use only

1. 3. 8 Outdoor unit – Components – RS Pressure sensor - Detection of high and low pressure. - Used to controle the outdoor unit fan speed, to optimize the amount of subcool. Example: If the pressure is to high, fan speed wil increase. 16 3. System build-up - Internal use only

1. 3. 9 Outdoor unit – Components – RS Thermistors - Type of resistor whose resistance varies with temperature. - All three are in the same connector on tha main PCB. 17 R 1 T R 2 T R 3 T Connector S 90/5 -6 S 90/3 -4 S 90/1 -2 Used Discharge pipe Heat exchanger Outdoor air 3. System build-up - Internal use only

1. 3. 10 Outdoor unit – Components – WS Switch-box Compressor switch box: - PCB 1= Main PCB - PCB 2= Inverter PCB - X 2 M= Terminal strip - Power supply (L/N/PE) - X 1 M= Terminal strip - 18 Connection Hydro Switch Box (X 19 A) 3. System build-up - Internal use only

1. 3. 10 Outdoor unit – Components – WS Switch-box Hydro switch box: - A 1 P = main PCB - TR 1 = Power supply transformer - X 6 Y = Connector - PCB 3 = Service PCB - A 2 P = Current loop PCB - X 5 M = Terminal strip Connection between hydro SWB and CB - X 3 M = Terminal strip Connection between hydro SWB and CB - X 4 M = Terminal strip L/N/GND between compressor SB and Hydro SB 19 3. System build-up - Internal use only

1. 3. 11 Outdoor unit – Components – WS Water filter - Protects the plate heat exchanger, pump, etc. against particles that can cause blockage. - Advised is still to use additional magnetic/cyclone filter. Water filter 20 Material Copper- brass – stainless steel Mesh opening 1 mm 3. System build-up - Internal use only

1. 3. 12 Outdoor unit – Components – WS PHE - Transfers the heat from the low temperature side to the high temperature side. Heating: Refrigerant side = High temperature Water side = Low temperature Cooling: Refrigerant side = Low temperature Water side = High temperature 21 Model Type of plate H/E Number of plates 05 CBH 62 20 07 CBH 62 28 3. System build-up - Internal use only

1. 3. 13 Outdoor unit – Components – WS Flow sensor - Measures the flow in the water circuit. - Will stop the unit if no or a too low flow is detected. Flow sensor 22 Output flow signal Analog 0, 5~3, 5 V Power supply 5 VDC 3. System build-up - Internal use only

1. 3. 14 Outdoor unit – Components – WS Flow switch - Used when glycol is used in the system, because the read out of the flowsensor is not reliable when it is to cold. - Minimum flow of 12 l/min required for accurate read out. Flow switch 23 Max. working pressure 10 BAR Max. switching voltage 230 VAC Max. rating 26 VA, 20 W Switching flow 12 l/min +/- 10% 3. System build-up - Internal use only

1. 3. 15 Outdoor unit – Components – WS Air purge (manual) - Eliminates residual air in the water circuit. - Air in the water cirquit can result is noise, break down of parts, etc. Air purge 24 Connection 3/8” Discharge Horizontal Max. venting pressure 4 Bar 3. System build-up - Internal use only

1. 3. 16 Outdoor unit – Components – WS Expansion vessel - Protects the closed water circuit from excessive water pressure caused by thermal expansion. Expansion vessel 25 Max. operating pressure 3 Bar Max. operating temperature + 90°C Factory pre-charge 1 Bar +/- 20% Nominal volume 10 L 3. System build-up - Internal use only

1. 3. 17 Outdoor unit – Components – WS Safety valve - Helps controlling the water pressure in the water system. - Valve opens when calibrated pressure is reached and discharges water into the atmosphere. - Prevents high pressure to damage the system. Safety valve 26 Max. opening pressure Pset + 20% * Pset Min. closing differential Pset - 20% * Pset 3 bar Connection Male/Female Material of body brass EN 12165 CW 617 N 3. System build-up - Internal use only

1. 3. 18 Outdoor unit – Components – WS Water pump - Pumps water around in the system. - Is protected against ‘dry-running’, 15 seconds of ‘no flow’ = 7 H error 05 -07 27 Pump type Wilo-Yonos Para GT */7, 5 RKC/PWM 1 Nominal power 37 W Power consumption 1~230 V => 4~75 W speed 800~4770 rpm Housing Cast iron with cataphoreris treatment Impeller PP composite with GF 40% Pump shaft Stainless steel Bearing Carbon, metal, impregnated 3. System build-up - Internal use only

2. Control box 28 3. System build-up - Internal use only

2. Control box - A 4 P = Extension PCB (control & optional) - K 3 M = Contactor BSH - F 2 B = Overcurrent fuse BSH - X 4 M = Terminal strip Connection 1/2/earth CB and DHW tank *KHWS*V 3 - X 1 M = Terminal strip Connection L/N/earth CB and L/N/earth OB - X 8 M = Terminal strip / - X 2 M = Terminal strip Connection CB and BUH kit 29 3. System build-up - Internal use only

3. Option box 30 3. System build-up - Internal use only

3. Option box - A 4 P = Extension PCB (control & optional) - X 1 M Connection L/N/earth CB and L/N/earth OB - X 8 M Space C/H ON/OFF output & Externa heat source output - X 2 M Connection for power limitation, external indoor ambient sensor option, Electric pulse meter inputs, alarm output. 31 3. System build-up - Internal use only

4. DHW tank 32 3. System build-up - Internal use only

4. DHW tank 33 Name Liters Power supply Remarks EKHWS 150*3 V 3 150 1~230 V / EKHWS 200*3 V 3 200 1~230 V / EKHWS 300*V 3 V 300 1~230 V / EKHWS 200*3 Z 2 200 2~400 V / EKHWS 300*3 Z 2 300 2~400 V / Ek. HWSU 150*3 V 3 150 1~230 V UK ONLY EKHWSU 200*3 V 3 200 1~230 V UK ONLY EKHWSU 300*3 V 3 300 1~230 V UK ONLY EKHWE 150*3 V 3 150 1~230 V Enamel EKHWET 150*3 V 3 150 1~230 V Wall mounted + Enamel EKHWE 200*3 V 3 200 1~230 V / EKHWE 300*3 V 3 300 1~230 V / EKHWE 200*3 Z 2 200 2~400 V / EKHWE 300*3 Z 2 300 2~400 V / 3. System build-up - Internal use only

4. DHW tank – Stainless steel Hot water connection Anode Hot water recirculation connection Switchbox H/P Thermistor connection H/P Inlet connection H/P Outlet connection 34 Title 3. System - Internal build-up use only - Internal use only Solar Thermistor connection Cold water connection

4. DHW tank – enamelled Hot water connection Hot water recirculation connection H/P Inlet connection H/P Outlet connection Switchbox H/P Thermistor connection Solar. Thermistor connection Cold water connection 3. System build-up - Internal use only

4. DHW tank – enamelled 1 Anode 2 Hot water connection (3/4" MBSP)(a) 3 Pressure relief valve connection (1/2" MBSP) (a) 4 Electrical box 5 Recirculation hole (3/4" MBSP) (a) 6 Thermistor socket 7 Heat exchanger inlet (3/4" FBSP) (b) 8 Heat exchanger coil 9 Heat exchanger outlet (3/4" FBSP) (b) 10 Cold water connection (3/4" MBSP) (a) 11 Thermistor hole for use with solar kit option. Refer to the Installation manual EKSOLHWAV 1. 12 Electric heater element 13 Inspection flange 14 Thermal cut out 15 Cable entry from indoor unit 16 Cable entry for use with optional solar kit (a) MBSP = Male British Standard Pipe (b) FBSP = Female British Standard Pipe 36 3. System build-up - Internal use only