Yutaki-M R32
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Hitachi Yutaki M
The best monobloc heat pump on the market
Year-round comfort, with heat output available at ambient temperatures as low as -20°C.
Model Reference | A7/W35 Rated Heat Output (kW) | A7/W35 System Capacity | A-7/W35 System Capacity | Min- Max Flow Rate m³/hr) | Min System Water Vol (Litres) | Fuse Rating (Amps) | Electrical Supply V/Ph/Hz |
|
| HWC | Outdoor Unit | |||||||
| Field Supply | RASM-2VRE | 4.30 (6.50) | 4.50 | 4.00 | 0.5 / 1.9 | 28.00 | 32 | 240/1/50 |
| Field Supply | RASM-3VRE | 8.00 (11.00) | 5.80 | 5.00 | 0.6 / 2.1 | 28.00 | 32 | 240/1/50 |
| Field Supply | RASM-4VRE | 11.00 (14.00) | 11.00 | 11.00 | 1.6 / 2.8 | 50.00 | TBC | 240/1/50 |
| Field Supply | RASM-5VRE | 12.00 (15.00) | 12.00 | 12.00 | 1.1 / 3.0 | 55.00 | TBC | 240/1/50 |
| Field Supply | RASM-6VRE | 13.00 (16.00) | 13.00 | 13.00 | 1.2 / 3.0 | 55.00 | TBC | 240/1/50 |
| Field Supply | RASM-4RE | 11.00 (14.00) | 11.00 | 11.00 | 1.6 / 2.8 | 50.00 | TBC | 400/./50 |
| Field Supply | RASM-5RE | 12.00 (15.00) | 12.00 | 12.00 | 1.1 / 3.0 | 55.00 | TBC | 400/3/50 |
| Field Supply | RASM-6RE | 13.00 (16.00) | 13.00 | 13.00 | 1.2 / 3.0 | 55.00 | TBC | 400/3/50 |
| Field Supply | RASM-7RE | 16.00 (18.00) | 16.00 | 16.00 | 1.2 / 3.0 | 65.00 | TBC | 400/3/50 |
Features and Benefits:
- Domestic hot water as well as heating – ideal boiler replacement technology
- Two heating circuits
- Ease of Service and Maintenance: PCB can be rotated away from Mechanical componentry (see images below)
- Screed drying function ideal for new builds
- Weather compensation control
- Generate water up to 60°C
- DHW legionella protection program
- One of the best COP’s on the market up to 5.25
- A fully certified range. All models in the Yutaki-M range carry MCS accreditation
- Eligible for domestic and non-domestic RHI
- ErP energy efficiency class of up to A+++
- Remote Controller PC-ARFHE (Includes; simply commissioning tool, weekly timer, holiday mode, smart function and a favourite button)
- Wireless Remote Thermostat ATW-RTU-05 (Control remotely via smartphone app)
- Optional cooling accessory available
- Optional domestic hot water tank and buffer tanks
Advanced Technical Data
| Outdoor Unit Model | RASM-2VRE | RASM-3VRE | |
| Nominal Capacity (max) at A7/W35 | kW | 4.30 (6.50) | 8.00 (11.00) |
| Efficiency at A7/W35 | COP | 5.25 | 4.60 |
| Nominal Capacity (max) at A7/W55 | kW | 4.30 (6.00) | 8.00 (9.50) |
| Efficiency at A7/W55 | COP | 3.00 | 2.80 |
| Nominal Capacity (max) at A-7/W35 | kW | 4.50 (5.30) | 5.80 (7.50) |
| Efficiency at A-7/W35 | COP | 2.80 | 2.70 |
| Nominal Capacity (max) at A-7/W55 | kW | 4.00 (4.20) | 5.00 (5.50) |
| Efficiency at A-7/W55 | COP | 2.00 | 1.75 |
| Water Flow Rate min/max | m3/hr | 0.60 / 2.10 | 1.00 / 2.80 |
| Minimum Water Volume (Defrost) | L | 28 | |
| Water Connections | Inch | 1" | |
| Expansion Vessel Size | L | 6 | |
| Pump Type | . | Low Consumption | |
| Water Temperature Range | °C | 20 - 60 | |
| Power Supply | 230V/1Ph/50Hz | ||
| Optional Electric Back-Up Heater | kW | 6 (2/4/6) | |
| Circuit Breaker Size (with DHW tank heater) | A | 32 | 32 |
| Circuit Breaker Size (without DHW tank heater) | A | TBC | TBC |
| Maximum Operating Current (with Back Up heater) | A | 34.1 | 43.3 |
| Maximum Operating Current (without DHW tank heater) | A | 21.6 | 30.8 |
| Sound Power Level @7/35 * | dB(A) | 61 | 69 |
| Dimensions (H x W x D) Including Connections | mm | 704 x 1248 x 300 | |
| Gross Weight | Kg | 76 | 78 |
| Operating Range | °C | Heating (-20 / +25°C) // DHW (-20 / +35°C) // Cooling (+10 / +46°C) | |
| Refrigerant | . | R32 | |
| Refrigerant Charge | kG | 1.2 | 1.3 |
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