| Product code |
526_359 | 526_161 | ETBX16E9W7 + EPRA18DW17 | EZ-24RD6-I + EZ-24RD6H-O |
| Heating capacity Outdoor air +35°C/ 7°C |
15.17 kW | 7.50 kW | 17.98 kW | |
| Product type |
Air-to-water heat pump | Air-to-water heat pump | Air-to-water heat pump | Air-to-air heat pump |
| Energy efficiency class (35°/55°) |
A++/A+ | A+++/A++ | A+++ | |
| SCOP |
3,95/3,2 | 4,5/3,28 | 4.57 | 4.6 |
| Warranty |
5 years | 5 years | 2 years | 2 years |
| Estonian language menu |
Yes | Yes | Yes | |
| Wi-Fi smart remote control |
Yes | Yes | Yes | Yes |
| Operating limit (Heating) |
-25 °C | -20 °C | -28 ~ 25 °C | -25 ~ 24 °C |
| Refrigerant |
R410A | R32 | R32 | R32 |
| Pipe size (Liquid/Gas) |
15,88/9,52 mm | 6,35/12,7 mm | 25.4 mm | 6.35/12.7 mm |
| Maximum pipe length |
20 m | 30 m | | 50 m |
| Power supply voltage |
400/3/50 V/Ph/Hz | 230/1/50 V/Ph/Hz | 380/3/50 V/Ph/Hz | 220-240/1/50 V/Ph/Hz |
| Protection circuit breaker |
C16 A | C20 A | 16 A | 19 A |
| Active cooling option |
Yes | Yes | | |
| COP |
4.10 | 4.43 | | |
| Control and monitoring via the Internet |
No | No | Yes | |
| Electric auxiliary heating element |
3+3+3 kW | 3+3 kW | 3-6-9 kW | |
| Domestic hot water boiler capacity |
190 l | 190 l | Separate | |
| Auxiliary heating element power |
3+3+3/9 kW | 3+3 kW | 3-6-9 kW | |
| Maximum heating water temperature |
60 °C | 55 °C | 65 °C | |
| Heating capacity (Min./Nom./Max.) |
| | | 1.6/7.3/9.4 kW |
| Cooling capacity (Min./Nom./Max.) |
| | | 2.2/7.0/8.8 kW |
| Energy efficiency class |
| | | A+++/A+++ |
| Color |
| | | White |
| Operating limit (Cooling) |
| | | -15 ~ 50 °C |
| Maximum height difference |
| | | 25 m |
| Nominal heating capacity |
| | | 7.3 kW |
| Nominal cooling capacity |
| | | 7.0 kW |
| Supports multiple indoor units |
| | | Yes |
| Indoor unit weight |
155/373 kg | 143/373 kg | 42 kg | 13 kg |
| Indoor unit dimensions (width x height x depth) |
648x1841x684 mm | 648x1863x684 mm | 440x840x390 mm | 1055x330x231 mm |
| Indoor unit noise level |
32 dB(A) | 32 dB(A) | 30 dB(A) | 46/39.5/32.5/21.5 dB(A) |
| Outdoor unit weight |
99 kg | 46 kg | 146 kg | 41 kg |
| Outdoor unit dimensions (width x height x depth) |
900x1290x400 mm | 907x716x353 mm | 1270x1003x533 mm | 890x673x342 mm |
| Outdoor noise level |
45 dB(A) | 38 dB(A) | 41,1 dB(A) | 60 dB(A) |