Daikin Altherma 3 H HT W ETBH-D9W indoor unit with 9 kW backup heater for flexible air source heat pump installations.
The Daikin Altherma 3 H HT W ETBH-D9W is an indoor unit with a 9 kW backup heater for air source heat pump heating systems.
The unit is suitable for flexible HVAC layouts, cascade configurations and combinations with a Nexus buffer tank for stable system volume and reliable operation.
With control via smartphone, laptop, PC or tablet, installers and users can manage the heat pump system easily in modern heating installations.
| Technical specifications | |
| Article number | 321 650 1001 |
| Model | ETBH16DA9W | Equipment complying with EN / IEC 61000-3-2 |
| Casing colour | White and black |
| Material | Synthetic resin, sheet metal |
| Electric heater (back-up) | 9.00 kW |
| Dimensions H x W x D (mm) | 840 x 440 x 390mm |
| Net weight (kg) | 38.0 |
| Sound power level | 44.0 dBA (4) |
| Sound power level at 1 metre | 30.0 dBA (5) |
| Operating range - Heating, water side | Min. °C / 0 (6) |
| Operating range - Heating, water side | Max. °C / 0 (6) |
| Operating range - Cooling | Min. °CDB / 0 (6) |
| Operating range - Cooling, water side | Min. °C / 0 (6) |
| Operating range - Cooling, water side | Max. °C / 0 (6) |
| Power supply & fuse rating | 400V ~ 50Hz / 3Ph-20A |
| Note (4) | Measured at a pressure drop of 10 kPa in the heating system with an outgoing water temperature of 47-55°C in a room with an ambient temperature of 20°C DB/WB 7°C/6°. |
| Note (5) | Value measured in an anechoic room at 1 m distance from the unit. It is a relative value that depends on distance and acoustic environment. The stated sound pressure level is measured at a pressure drop of 10 kPa in the heating system with an outgoing water temperature of 47-55°C in a room with an ambient temperature of 20°C. |
| Note (6) | Refer to the operating range of the unit. |