The Ecodan QUHZ has been specifically designed to operate with exceptionally high efficiency in the production of hot water. It has a dedicated pre-plumbed 200 litre thermal store with a market leading low noise output and built-in energy monitoring as standard. This system comprises of the 4kW QUHZ-W40VA CO2 outdoor Unit, EHPT20Q-VM2EA 200L Cylinder, FTC5 Controller and flexi-hose pair.
| Function: Hot Water Heating | |||
| Type: CO2 Monobloc Air Source Heat Pump | |||
| HEATING (A7/W35)*¹ | |||
| Capacity (kW): 4.00 | |||
| Power Input (kW): 0.96 | |||
| COP: 4.20 | |||
| HEATING (A2/W35)*² | |||
| Capacity (kW): 4.00 | |||
| Power Input (kW): 1.30 | |||
| COP: 3.10 | |||
| DHW (A7/W65)*3 | |||
| Capacity (kW): 5.00 | |||
| Power Input (kW): 1.35 | |||
| COP: 3.70 | |||
| OPERATING | |||
| Guaranteed Operating Range - Outdoor (°C): -15 ~ +35°C | |||
| Sound Pressure Level at 1m (dBA)*¹: 43 | |||
| WATER DATA | |||
| Water Pipe Size: G1/2" | |||
| Nominal Flow Rate - Heating Mode (l/min): 5.7 | |||
| Nominal Flow Rate - DHW Mode (l/min): 1.4 | |||
| ELECTRICAL DATA | |||
| Power Supply: 230V / Single Phase / 50 Hz | |||
| Maximum Current (A): 12.0 | |||
| GENERAL | |||
| Dimensions (WxDxH, mm): 809 + 70*4 x 300 + 20*5 x 715 | |||
| Weight (kg): 57 | |||
| Notes *1 Under nominal operating conditions: Outdoor temp 7°CDB / 6°CWB, outlet water temp 35°C, inlet water temp 25°C | |||
| Type: FTC5 Packaged Cylinder for QUHZ CO2 Units | |||
| Operating Ambient Temperature*1: 0 ~ +35°C (RH<80%) | |||
| Sound Power Level (dBA): 40 | |||
| WATER DATA | |||
| Water Pipe Connections: 22 mm | |||
| Thermal Store and Space Heating Pump: Grundfos Solar PML 25-145 180 | |||
| Hot Water Supply Pump: Grundfos Solar PML 25-145 180 | |||
| Nominal Thermal Store Tank Volume (Litres): 200 | |||
| Primary Expansion Vessel (Litres): 18 | |||
| Charge Pressure (MPa (Bar)): 0.1 (1) | |||
| Target Temperature Range | |||
| DHW Supply Maximum Temperature (°C): 40 - 70 | |||
| Space Heating Flow Temperature (°C)*2: 25 - 60 | |||
| Space Heating Room Temperature (°C): 10 - 30 | |||
| WATER SAFTEY DEVICES - Water Circuit | |||
| Control Thermistor THW1 (°C): 42 - 72 | |||
| Control Thermistor THW3 (°C): 80 | |||
| Pressure Relief Valve (MPa (Bar)): 0.3 (3) | |||
| Flow Sensor (Minimum Flow 1.3L/min): Supplied | |||
| Manual Reset Thermostat (°C): 90 | |||
| WATER SAFTEY DEVICES - Booster Heater | |||
| Manual Reset Thermostat (°C): 90 | |||
| Thermal Cut-out (for dry run prevention) (°C): 121 | |||
| Pressures | |||
| Max Secondary Supply Pressure (MPa (Bar)): 1.0 (10) | |||
| Max Primary Working Pressure (MPa (Bar)): 0.25 (2.5) | |||
| Min Primary Working Pressure (MPa (Bar)): 0.10 (1.0) | |||
| ELECTRICAL DATA - Control Board | |||
| Power Supply: 230-240V / Single Phase / 50 Hz | |||
| Current (A): 12.8 | |||
| Breaker (A): 20 | |||
| ELECTRICAL DATA - Booster Heat | |||
| Power Supply: 230-240V / Single Phase / 50 Hz | |||
| Capacity (kW): 2 | |||
| Current (A): 8.7 | |||
| Breaker (A): 16 | |||
| GENERAL | |||
| Dimensions (WxDxH, mm): 595 x 680 x 1600 | |||
| Weight (Empty / Full) (kg): 77 / 283 | |||
| Notes *1 Depending on the ambient conditions, it may not reach the set temperature. | |||