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- Page 1 Installation manual Daikin Altherma 3 R MT ECH₂O https://daikintechnicaldatahub.eu ELSH12P50E▲▼ ELSHB12P50E▲▼ ELSX12P50E▲▼ ELSXB12P50E▲▼ Installation manual English ▲= 1, 2, 3, …, 9, A, B, C, …, Z Daikin Altherma 3 R MT ECH₂O ▼= , , 1, 2, 3, …, 9...
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Page 2: Table Of Contents
6.3.11 To connect the power consumption digital inputs ..29 6.3.12 To connect the safety thermostat (normally closed ▪ Format: Digital files on https://www.daikin.eu. Use the search contact) ............... 30 function to find your model. 6.3.13 To connect a Smart Grid.......... -
Page 3: Specific Installer Safety Instructions
Install the indoor unit at a minimum distance of 1 m from other heat sources (>80°C) (e.g. electrical heater, oil ▪ The full set of the latest technical data is available on the Daikin heater, chimney) and combustible materials. Otherwise the Business Portal (authentication required). -
Page 4: About The Box
WARNING The backup heater MUST have a dedicated power supply and MUST be protected by the safety devices required by the applicable legislation. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 5: Indoor Unit
If optional Backup Heater (EKECBU*) is installed, see the outdoor unit installation manual of the Backup Heater. Refrigerant piping length is the one-way length of liquid piping. ▪ Mind the following spacing installation guidelines: ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 6: Special Requirements For R32 Units
WARNING Make sure installation, servicing, maintenance and repair comply with instructions from Daikin and with applicable legislation (for example national gas regulation) and are executed ONLY by authorised persons. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O... -
Page 7: Installation Patterns
▪ Install the chimney socket (delivered as accessory) to the plate release height is not relevant. There are no requirements to heat exchanger box. the minimum floor area. Not applicable ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... - Page 8 O-ring Flat gasket ▪ Socket's connection point for the chimney = 1" male thread. Use a compatible counterpart for the chimney. ▪ Make sure the connection is airtight. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
- Page 9 ▪ Must be a permanent opening that cannot be closed. ▪ Must be ≥50% of A (minimum bottom opening area). nv-min Min. 50% ▪ Must be ≥1.5 m from the floor. of A nv-min (≥A nv-min ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
- Page 10 Ventilation openings must comply with A and with nv-min "Conditions ventilation openings" on previous page). Min. 50% Min. 50% ΔH1 of A of A nv-min nv-min (≥A (≥A nv-min nv-min Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
- Page 11 16.00 m² 3.25 kg 3.53 m 2.35 m 2.01 m 3.45 kg 3.75 m 2.50 m 2.14 m 1.91 m 3.65 kg 3.96 m 2.64 m 2.26 m 2.02 m 3.85 kg 4.18 m 2.79 m 2.38 m 2.13 m 1.95 m 4.05 kg 4.40 m 2.93 m 2.51 m 2.24 m 2.05 m 1.89 m ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
- Page 12 5.229 dm² 3.240 dm² 2.378 dm² 1.585 dm² 0.779 dm² 2.00 m 4.892 dm² 2.852 dm² 1.936 dm² 1.093 dm² 0.241 dm² 2.20 m 4.276 dm² 2.135 dm² 1.117 dm² 0.180 dm² 2.40 m 3.721 dm² 1.485 dm² 0.371 dm² 2.60 m 3.217 dm² 0.890 dm² 2.80 m 2.755 dm² 0.340 dm² 3.00 m 2.328 dm² Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
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Page 13: Opening And Closing The Unit
3.5 kg, use the row of 3.55 kg. Total refrigerant charge (kg) (dm²) nv-min 3.25 kg 9.1 dm² 3.35 kg 9.2 dm² 3.45 kg 9.4 dm² 3.55 kg 9.5 dm² 3.65 kg 9.7 dm² 3.75 kg 9.8 dm² 3.85 kg 9.9 dm² 3.95 kg 10.0 dm² 4.05 kg 10.2 dm² ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... - Page 14 3 Lower the switch box. 4 Remove the switch box cover. 3 Lift the top cover out of its mounting using the two front legs. 1× 4 Remove the top cover Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
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Page 15: To Close The Indoor Unit
"4.3.2 To connect the safe and observable manner. drain" [ 4 15]. drain hose to the 3 Slide the indoor unit into position. NOTICE Level. Make sure the unit is level. ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 16: Piping Installation
Therefore a visual check of the water level in the storage tank has to be carried out annually. ▪ Water temperature. All installed piping and piping accessories (valve, connections,…) MUST withstand following temperatures: Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 17: To Check The Water Volume And Flow Rate
▪ do NOT use force, If… Then the minimum water ▪ do NOT use tools, volume is… ▪ re-install the thermal insulation in reverse order. Cooling operation 20 l Heating operation 20 l ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... - Page 18 For rearward facing connections: Support hydraulic lines suitably with the applicable legislation. according to the spatial conditions. This is valid for all water pipes. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
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Page 19: To Connect A Pressure Vessel
(field supply) to a water tap and the fill and drain Following heat exchanger have to be filled with water before the valve. Secure the hose against slipping off. storage tank can be filled: ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 20: To Fill The Storage Tank
If the temperature is higher than 30°C and the humidity is higher than RH 80%, the thickness of the insulation materials should be at least 20 mm to prevent condensation on the surface of the insulation. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 21: Electrical Installation
"6.3.5 To connect the shut-off valve" [ 4 26]. Electricity meters "6.3.6 To connect the electricity meters" [ 4 27]. Domestic hot water "6.3.7 To connect the domestic hot pump" [ 4 27]. pump water ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 22: To Connect The Electrical Wiring To The Indoor Unit
Wireless room thermostat ▪ Installation manual of the wireless room thermostat ▪ Addendum book optional equipment Wired room thermostat ▪ Installation manual of the wired room without multi-zoning base thermostat unit ▪ Addendum book optional equipment Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 23: To Connect The Main Power Supply
2 Connect the main power supply. In case of normal kWh rate power supply Interconnection Wires: (3+GND)×1.5 mm² cable Power supply Wires: 1N+GND indoor unit Maximum running current: 6.3 A — ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 24: To Connect The Backup Heater Power Supply
MUST be protected by the safety devices required by the applicable legislation. CAUTION To guarantee the unit is completely earthed, ALWAYS connect the backup heater power supply and the earth cable. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... - Page 25 Connect the backup heater power supply as follows: Model (power Connections to backup heater power supply) supply *3V (3V: 1N~ 230 V) SWB2 Q1DI 1N~, 50 Hz 230 V AC ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
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Page 26: To Connect The Backup Heater To The Main Unit
3 Switch box cover 4 Top cover 5 Side panel 2 Connect both connection cables from the backup heater EKECBU* to the appropriate connectors as shown in the illustration below. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 27: To Connect The Electricity Meters
4 Top cover 5 Side panel 2 Connect the electricity meters cable to the appropriate terminals as shown in the illustration below. ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 28: To Connect The Alarm Output
2 Connect the alarm output cable to the appropriate terminals as shown in the illustration below. 2 Connect the space cooling/heating ON/OFF output cable to the appropriate terminals as shown in the illustration below. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 29: To Connect The Changeover To External Heat Source
3 Switch box cover 4 Top cover 5 Side panel 2 Connect the changeover to external heat source cable to the appropriate terminals as shown in the illustration below. ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 30: To Connect The Safety Thermostat (Normally Closed Contact)
8H-03 will occur. Safety thermostat contact: 16 V DC detection (voltage supplied by PCB). The voltage-free contact shall ensure the minimum applicable load of 15 V DC, 10 mA. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 31: To Connect A Smart Grid
3 Switch box cover thermostat wires. 4 Top cover Smart Grid pulse meter 5 Side panel 1 Install the switch box metal insert. 2 Connect the wiring as follows: ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... - Page 32 4 Connect the low voltage wiring as follows: 3 Install the components of the Smart Grid relay kit as follows: 2× 2× 5 Connect the high voltage wiring as follows: Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
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Page 33: To Connect The Wlan Cartridge (Delivered As Accessory)
1 User interface panel 2 Switch box 3 Switch box cover 4 Top cover 5 Side panel 2 Connect the DHW signal cable as shown in the illustration below. ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 34: Configuration
(via the unit), the configuration wizard Advanced user pin code starts to help you configure the system. The Advanced user pin code is 1234. Additional menu items for the user are now visible. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 35: Configuration Wizard
When confirmed, the system will restart and recent changes will be applied. ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... - Page 36 NOTICE A differential pressure bypass valve can be integrated in the system. Keep in mind that this valve might not be shown on the illustrations. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
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Page 37: Configuration Wizard: Backup Heater
If the storage temperature setpoint is higher than 50°C and 0: Underfloor Maximum 55°C Variable (see [2.B.1]) no auxiliary boiler is installed, Daikin recommends NOT to heating disable the backup heater second step because it will have 1: Fancoil unit Maximum 55°C... -
Page 38: Configuration Wizard: Additional Zone
Influence of the LWT setpoint mode [2.4] is as follows: ▪ In Fixed LWT setpoint mode, the scheduled actions consist of desired leaving water temperatures, either preset or custom. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 39: Weather-Dependent Curve
▪ Additional zone - Cooling to equally increase the leaving water temperature for all ambient temperatures. ▪ Tank (only available to installers) ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 40: Using Weather-Dependent Curves
When offset is selected: set offset. offset: Confirm changes and return to the submenu. At regular outdoor At cold outdoor Slope Offset temperatures … temperatures … Cold ↑ — Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 41: Settings Menu
ON/OFF condition. 7.4.2 Additional zone Ext thermostat type Only applicable in external room thermostat control. For more info zone" [ 4 41]. about the functionality, see "7.4.1 Main ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 42: Menu Structure: Overview Installer Settings
Main zone pump fixed PWM Mixing valve turning time Only applicable in Swedish language. INFORMATION Depending on the selected installer settings and unit type, settings will be visible/invisible. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 43: Commissioning
Next commissioning instructions in this chapter, a general ▪ Between the local supply panel and the indoor unit commissioning checklist is also available on the Daikin ▪ Between the indoor unit and the valves (if applicable) Business Portal (authentication required). -
Page 44: To Check The Minimum Flow Rate
For example, when you select Pump, a test run of the pump will start. Conditions: Make sure all operation is disabled. Go to [C]: Operation and turn off Space heating/cooling and Tank operation. Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 45: To Perform An Underfloor Heating Screed Dryout
Result: The underfloor heating screed dryout starts. It stops automatically when done. To stop the test run manually: — 1 Go to Stop UFH screed dryout. 2 Select OK to confirm. ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... -
Page 46: 10 Technical Data
10 Technical data Technical data A subset of the latest technical data is available on the regional Daikin website (publicly accessible). The full set of the latest technical data is available on the Daikin Business Portal (authentication required). 10.1 Piping diagram: Indoor unit... -
Page 47: Wiring Diagram: Indoor Unit
(1) Main power connection (1) Main power connection SWB1 Main switch box Outdoor unit Outdoor unit SWB2 Backup heater switch box SWB1 Switch box (2) User interface (2) User interface ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01... - Page 48 Solar input Space C/H On/OFF output Space cooling/heating On/OFF output SWB1 Switch box (4) Option PCBs (4) Option PCBs Only for demand PCB option Only for demand PCB option Installation manual ELSH/X(B)12P30+50E Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
- Page 49 Only for remote user interface 2 core 2×0.75 X15M: 11-12 A14P: P1-P2 user interface communication Only for LAN adapter 2 core 2×0.75 A13P: P1-P2 LAN adapter communication 4D142802 ELSH/X(B)12P30+50E Installation manual Daikin Altherma 3 R MT ECH₂O 4P760855-1 – 2024.01...
- Page 52 4P760855-1 0000000T 4P760855-1 2024.01 Verantwortung für Energie und Umwelt...
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