Daikin EKHWET90B V3 Series Installation Manual Download Page 23

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10 Technical data

Installation manual

E120B
R32 Split series – Domestic hot water tank
4P680074-1C – 2022.11

Electrical connection diagram

For more details, please check the unit wiring.

Power supply

OUTDOOR UNIT

X5M: 1-2-3-earth

4 core

X2M: 1-2-3-earth

INDOOR UNIT

booster heater power supply (1.2 kW):

230 V + earth

STANDARD PART

X1M: L-N-earth

Only for normal power supply installation

unit power supply: 230 V + earth

Only for preferential kWh rate power supply installation

unit preferential kWh rate power supply:

230 V + earth

X8M: L-N + earth

(F2B)

3 core

X4M

Summary of Contents for EKHWET90B V3 Series

Page 1: ...llation manual R32 Split series Domestic hot water tank English Installation manual R32 Split series Domestic hot water tank EKHWET90B V3 EKHWET120B V3 1 2 3 9 A B C Z 1 2 3 9 https daikintechnicaldatahub eu ...

Page 2: ...тите се използват в съответствие с нашите инструкции atitinka toliau nurodytas direktyvas arba reglamentus su sąlyga kad gaminiai bus eksploatuojami laikantis mūsų instrukcijų atbilst šādām direktīvām vai regulām ja vien šie izstrādājumi tiek lietoti saskaņā ar mūsu instrukcijām sú v zhode s nasledujúcou imi smernicou ami alebo predpisom mi za predpokladu že sa výrobky používajú v zhode s našimi p...

Page 3: ...uator test run 19 9 Hand over to the user 20 10 Technical data 21 10 1 Piping diagram Indoor unit 21 10 2 Wiring diagram Indoor unit 22 1 About this document Target audience Authorised installers Documentation set This document is part of a documentation set The complete set consists of General safety precautions Safety instructions that you must read before installing Format Paper in the box of t...

Page 4: ...ing the indoor unit 410 WARNING Fixing method of the indoor unit MUST be in accordance with the instructions from this manual See 4 3 Mounting the indoor unit 410 Piping installation see 5 Piping installation 410 WARNING The field piping method MUST be in accordance with the instructions from this manual See 5 Piping installation 410 Electrical installation see 6 Electrical installation 411 DANGER...

Page 5: ...for the following ambient temperatures Domestic hot water production 5 35 C Mind the following spacing installation guidelines 300 300 300 300 400 mm 300 300 Additionally to the spacing guidelines Because the total refrigerant charge in the system is 1 84 kg the room where you install the indoor unit must also comply with the conditions described in 4 1 3 Installation patterns 46 4 1 2 Special req...

Page 6: ...ease height From floor to 100 mm below top of the unit N A Not applicable Minimum floor area Release height The minimum floor area requirements depend on the release height of the refrigerant in case of a leakage The higher the release height the lower the minimum floor area requirements The default point of release is 100 mm below the top of the unit You can also take advantage of the floor area ...

Page 7: ...d Must be 50 of Anv min minimum bottom opening area Must be 1 5 m from the floor A B Anv Anv min Min 50 of Anv min Calculate the total floor area Atotal AroomA AroomB See table 4 Look up the minimum bottom opening area for natural ventilation with the adjacent room Anv min for the given refrigerant charge the given floor area of room A AroomA NOT room A room B and the given release height H1 Is it...

Page 8: ...32 2 71 1 84 1 59 1 43 2 5 5 53 2 82 1 91 1 65 1 49 1 37 2 6 5 75 2 93 1 99 1 71 1 54 1 42 Table 3 Minimum bottom opening area for natural ventilation Take the following into account Use the correct table For intermediate refrigerant charges use the table with the higher value Example If the refrigerant charge is 2 34 kg use the table of 2 4 kg For intermediate floor areas use the column with the ...

Page 9: ...ust be 200 mm from the floor of the unoccupied room The bottom of the opening must be 100 mm from the floor of the unoccupied room If the opening starts from the floor the height of the opening must be 20 mm a2 Top opening for natural ventilation between room A and the outside Must be a permanent opening that cannot be closed Must be 50 of Anv min minimum bottom opening area as specified in the ta...

Page 10: ...nds without brazing If brazing should be needed take the guidelines in the outdoor unit installer reference guide into account Also see 4 1 2 Special requirements for R32 units 4 5 for additional requirements For information related with piping length diameter connections and insulation see the Installation manual Outdoor unit 5 2 Connecting refrigerant piping See the installation manual of the ou...

Page 11: ... to the indoor unit a b a DHW hot water OUT screw connection b DHW cold water IN screw connection 2 Install the following components field supply on the cold water inlet of the DHW tank h d b a e c f g c a DHW hot water OUT screw connection b DHW cold water IN screw connection c Shut off valve recommended d Non return valve recommended e Pressure reducing valve recommended f Pressure relief valve ...

Page 12: ...To connect the main power supply 1 Open the following see 4 2 1 To open the indoor unit 49 2 Connect the main power supply Interconnection cable main power supply Wires 3 GND 1 5 mm a 1 2 3 A A a Interconnection cable main power supply B B C C D D X2M 6 3 2 To connect the booster heater power supply Booster heater cable Wires 2 GND 1 5 mm 9 4 Booster heater WARNING The booster heater MUST have a d...

Page 13: ...ration wizard starts to help you configure the system Restart the configuration wizard If the system is already configured you can restart the configuration wizard To restart the configuration wizard go to Installer settings Configuration wizard To access Installer settings see 7 1 1 To access the most used commands 413 Afterwards If necessary you can make changes to the configuration in the menu ...

Page 14: ...n the left dial to select the second part of the setting 00 01 23 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 2 5 Turn the right dial to modify the value from 23 to 3 00 01 3 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 2 6 Press the left dial to confirm the new setting 7 Press the center button to go back to the home screen INFORMATION When you change the overview settings and you go back to the home screen...

Page 15: ...eheat operation is allowed 2 Schedule only The domestic hot water tank can ONLY be heated according to a schedule See the operation manual for more details Settings for Reheat only mode During Reheat only mode the tank setpoint can be set on the user interface The maximum allowed temperature is determined by the following setting Code Description 5 8 6 0E Maximum The maximum temperature that users...

Page 16: ...hich type of curve you use to make adjustments depends on your personal preference See 7 3 4 Using weather dependent curves 417 Availability The weather dependent curve is available for Tank only available to installers INFORMATION To operate weather dependent correctly configure the setpoint of the tank See 7 3 4 Using weather dependent curves 417 7 3 2 2 points curve Define the weather dependent...

Page 17: ... WD curve type Restriction Only available to installers To change the weather dependent curve Zone Go to Tank Restriction Only available to installers 5 C Tank WD curve INFORMATION Maximum and minimum setpoints You cannot configure the curve with temperatures that are higher or lower than the set maximum and minimum setpoints for the tank When the maximum or minimum setpoint is reached the curve f...

Page 18: ...mergency Power consumption control Auto restart Power saving function Disable protections Overview field settings 9 4 Booster heater Capacity Quick mode timer Operation Export MMI settings 9 9 Power consumption control Power consumption control Type Limit Priority heater 9 5 Emergency Emergency Can NOT be adjusted INFORMATION Depending on the selected installer settings and unit type settings will...

Page 19: ... installed protection devices are installed according to this document and have NOT been bypassed The power supply voltage matches the voltage on the identification label of the unit There are NO loose connections or damaged electrical components in the switch box There are NO damaged components or squeezed pipes on the inside of the indoor and outdoor units Booster heater circuit breaker F2B fiel...

Page 20: ...s finished and the unit operates properly make sure the following is clear for the user Fill in the installer setting table in the operation manual with the actual settings Make sure that the user has the printed documentation and ask him her to keep it for future reference Inform the user that he can find the complete documentation at the URL mentioned earlier in this manual Explain the user how ...

Page 21: ...aikin website publicly accessible The full set of latest technical data is available on the Daikin Business Portal authentication required 10 1 Piping diagram Indoor unit R5T a1 c a2 R3T b1 b2 3D138207 a1 Domestic hot water hot water out Thermistors a2 Domestic hot water cold water in R3T Thermistor heat exchanger Liquid pipe b1 Liquid stop valve R5T Tank thermistor b2 Gas stop valve c Booster hea...

Page 22: ...k switch box Multi domestic hot water tank switch box Indoor Indoor Outdoor Outdoor SWB Switch box 2 Legend 2 Legend A1P Main PCB F2B Overcurrent fuse booster heater FU1 A1P fuse 5 A 250 V for PCB K3M Contactor booster heater Q1DI Earth leakage circuit breaker TR1 Power supply transformer X4M Booster heater power supply terminal strip client X8M Booster heater power supply terminal strip X X A X B...

Page 23: ...wiring Power supply OUTDOOR UNIT X5M 1 2 3 earth 4 core X2M 1 2 3 earth INDOOR UNIT 1 1 booster heater power supply 1 2 kW 230 V earth STANDARD PART X1M L N earth Only for normal power supply installation unit power supply 230 V earth Only for preferential kWh rate power supply installation unit preferential kWh rate power supply 230 V earth X8M L N earth F2B 3 core 3 core 3 core X4M ...

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