Hitachi R32 Summit REF/WEF System 2020
Compact, cost effective, stylish wall units with high seasonal efficiency and low noise. Our Summit models from the Room Air Conditioning range are designed to complement the interior of any residential or commercial space.
The Hitachi Summit units feature benefits such as Cooling Only and Heating Only functions. 7-Day Hard Wired controller does not require an additional adapter and remote contacts for Fire Alarm Shut Down and Fault Output are also available.
NEW FROST WASH for 2020. Keep the heat exchanger clean by freezing and melting, thus improving Air Quality
Model Reference
Nom.
Cool/Sens
(kW)
Nom.
Heat
(kW)
Max
PipeEuP Lot 10
Energy Rating
Fuse
(Amps)
Pipe
Gas
Pipe
Liquid
Electrical
Supply
WiFi
Control
Indoor Unit Outdoor Unit SCOP SEER
RAK-18REF RAC-18WEF 2.00 2.50 20 4.20 6.10 15 3/8 1/4 Single Optional
RAK-25REF RAC-25WEF 2.50 3.40 20 4.20 6.10 15 3/8 1/4 Single Optional
RAK-35REF RAC-35WEF 3.50 4.20 20 4.20 6.10 15 3/8 1/4 Single Optional
RAK-50REF RAC-50WEF 5.00 6.00 20 4.30 6.10 25 1/2 1/4 Single Optional
Frost Wash Feature
Features and Benefits
Power/Wiring:
Power supply to Outdoor Unit with 3C + E interconnecting cable. Note that this is 240vAC plus Comms.
Product Images
Advanced Technical Data
Indoor Unit Technical Data | Model Reference | |||
RAK-18REF | RAK-25REF | RAK-35REF | RAK-50REF | |
Cooling (kW) - Nominal | 2 | 2.5 | 3.5 | 5 |
Heating (kW) - Nominal | 2.5 | 3.4 | 4.2 | 6 |
Cooling (kW) - UK Condition | Pending | Pending | Pending | Pending |
Heating (kW) - UK Condition | Pending | Pending | Pending | Pending |
Sensible Heat Ratio (SHR) | 95.00% | 88.00% | 80.00% | 68.00% |
Sound Pressure - Cooling (dBA) | 37-24/21 | 40-24/22 | 43-26/25 | 47-30/28 |
Sound Pressure - Heating (dBA) | 38-22/19 | 41-23/20 | 44-27/26 | 47-30/25 |
Height (mm) | 280 | 280 | 280 | 280 |
Width (mm) | 780 | 780 | 780 | 780 |
Depth (mm) | 215 | 215 | 215 | 215 |
Weight (kG) | 7.7 | 7.7 | 7.7 | 8.2 |
Air Flow - Cooling (m³/hr) | 440-350/312 | 510-370/333 | 600-400/333 | 700-450/333 |
Air Flow - Heating (m³/hr) | 480-350/312 | 570-400/333 | 660-520/333 | 770-510/433 |
Outdoor Unit Technical Data | Model Reference | |||
RAC-18WEF | RAC-25WEF | RAC-35WEF | RAC-50WEF | |
Height (mm) | 530 | 530 | 530 | 600 |
Width (mm) | 660 | 660 | 660 | 792 |
Depth (mm) | 278 | 278 | 278 | 299 |
Weight (kG) | 27.5 | 27.5 | 27.5 | 40 |
Sound Pressure - Cooling (dBA) | 46 | 48 | 49 | 51 |
Sound Pressure - Heating (dBA) | 47 | 49 | 50 | 51 |
Liquid (mm(inches)) | 6.35 (1/4) | 6.35 (1/4) | 6.35 (1/4) | 6.35 (1/4) |
Gas (mm(inches)) | 9.52 (3/8) | 9.52 (3/8) | 9.52 (3/8) | 12.7 (1/2) |
Max Pipe Run | 20 | 20 | 20 | 20 |
Max Pipe Lift | 10 | 10 | 10 | 10 |
Pre-charged to (m) | 20 | 20 | 20 | 20 |
Standing Charge (kG) | 0.530 | 0.530 | 0.700 | 0.930 |
Refrigerant | R32 | R32 | R32 | R32 |
Additional Charge per metre (g) | N/A | N/A | N/A | N/A |
Phase | Single | Single | Single | Single |
Power Supply to | Outdoor | Outdoor | Outdoor | Outdoor |
Max Max Start/Run Current (A) | 3.52 / 4.39 | 4.65 / 5.61 | 5.63 / 7.39 | 7.56 / 11.96 |
Fuse Rating (A) | 15 | 15 | 15 | 25 |
Interconnecting | 3C + E* | 3C + E* | 3C + E* | 3C + E* |
System Power Input (Cool/Heat) - kW | 0.58/0.62 | 0.70/0.88 | 1.09/1.10 | 1.56/1.66 |