-30℃ Low Temperature Commercial Water Heater Heat Pump
Description:
This series water heater can work in very low temp., down to -30℃. The heat pump is equipped with EVI compressor and high efficiency in low cold conditions, its heating performance is higher by 50-80% than normal water heater heat pump. It is widely used in cold climate and even work well at -30℃, supply the hot water for villa, hotel, office, hospital etc.
Features:
Copeland EVI compressor and Schneider electrical components.
Working ambient temperature down to -30℃
Automatically defrosting.
Intelligent controller and adjustment by microprocessor.
High efficiency tube in shell heat exchanger.
Easy installation and operation.
Optional:
Galvanized metal cabinet or stainless steel cabinet.
Refrigerant: R22, R407C and R410A
Technical paramater:
-30℃ Low temperature commercial water heater heat pump | ||||
MODEL | DKFXR-017SII | DKFXR-033UII | DKFXR-060UII | |
Ambient temp. range | ℃ | -30~+43℃ | -30~+43℃ | -30~+43℃ |
Rated heating capacity | KW | 16.5 | 33 | 60 |
COP | W/W | 3.7 | 3.8 | 3.8 |
Rated power input | KW | 4.45 | 8.7 | 15.6 |
Max. running current | A | 12.5 | 26 | 48 |
Power supply | / | 380V 3N~50Hz | ||
IP code | / | IPX4 | ||
Safety function | / | High and low pressure protection; Overload protection; Temperature protection; Power phase sequence protection, etc. | ||
Refrigerant type/weight | -/kg | R407c/4.0 | R407c/4.0×2 | R407c/8.5×2 |
Compressor QTY | PCS | 1 | 2 | 2 |
Compressor type | / | EVI Scroll Compressor | ||
Max. temp. outlet water | ℃ | 60 | ||
Water side heat exchanger type | / | Shell heat exchanger | ||
Air side heat exchanger type | / | Finned heat exchanger | ||
Waterpipe nozzle size | / | G1'' Internal thread | G1.5'" Internal thread | DN100 |
Rated water flow | m³/h | 2.8 | 5.7 | 10.3 |
Air out type | / | Sideward | Top discharge | Top discharge |
Fan motor QTY | PCS | 1 | 1 | 2 |
Noise | dB/(A) | 56 | 62 | 69 |
Machine dimension (W×D×H) | mm | 1120×405×1355 | 1500×690×1270 | 2100×1100×2000 |
Packing dimension (W×D×H) | mm | 1200×540×1530 | 1550×740×1400 | 2140×1200×2040 |
Net weight | kg | 155 | 350 | 700 |
Gross weight | kg | 165 | 370 | 750 |
Remarks: 1. Test conditions: (DB/WB) 7°C/6°C, inlet water temperature 9°C, outlet water temperature 55°C. 2. Due to product improvement, above datas are subject to change without prior notice, please take the rating plate as standard. |
Packing:
![]() | ![]() |
EVI heat pump diagram:
Why choose us?
A. Technical service
1. We calculate the capacity and recommend the best models.
2. We supply you the professional refrigeration technical support and electronic technical support for your installation,
debugging and operation.
3. We supply the spare parts and technical support in and after the warranty time.
4. We supply the training course to your workers at our factory if you need, we can also offer site training.
5. We welcome you to be our partner.
B. After-sales service
1. Technical support for your installation, operation and maintenance.
2. Standard warranty time: One year warranty for heat pumps
You can also pay for extended warranty or we can renegotiate the longer warranty period.
3. Spare parts and technical support at most economic prices after the warranty.
C. Certificate we have got :
1. CE