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Foshan Daishiba Heating & Refrigeration Equipment Co., Ltd.
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Air Source All in One Heat Pump water boiler for sanitary
-2.0kw/R134a/250L with 1.5KW E-heater
Daishiba domestic hot water heat pump is one of the most economical systems to heat the water for family domestic use. Using free renewable energy from the air, the unit is highly efficient with low running costs. Its efficiency can be up to 3~4 times more than conventional gas boiler or electrical heater.
Ecological and economical heating
1) The efficient and economical alternative to both fossil fuel boilers and heating systems
2) By making use of the renewable source in the air, it consumes much less energy without direct CO2 emission
Multiple function
The special design of air inlet and outlet makes the unit with the ability for various ways of connections. With different ways of installation, the home heat pump unit can work as only a heat pump but also a fresh air blower, a dehumidifier, or an energy recovery equipment.
Compact design
Daishiba domestic hot water heat pump is specially designed for offering sanitary hot water for family use. Its extremely compact structure and elegant design are suitable for indoor installation.
Other features
1) Stainless steel tank keeps the clean water supply
2) High efficient compressor with green gas R410A/R134a
3) Electrical element available in the unit as back up, and assuring constant hot water
4) Supply even in extreme cold winter
All in one domestic hot water heat pump (R134a) - specification
| TECHNICAL DATA | DHW-20a-100L | DHW-20a-150L | DHW-20a-200L | DHW-20a-250L | DHW-20a-300L | |
| Heating capacity | kW | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
| Power input | W | 513 | 513 | 513 | 513 | 513 |
| COP | W/W | 3.9 | 3.9 | 3.9 | 3.9 | 3.9 |
| Power supply | V/N/Hz | 220~240/1/50 | ||||
| Compressor | Rotary | |||||
| Refrigerant type | R134a | |||||
| Water tank Volume | L | 100 | 150 | 200 | 250 | 300 |
| Net Dimensions | mm | Φ560x1370 | Φ560x1560 | Φ560x1740 | Φ560x1970 | Φ640x1860 |
| Packing Dimensions | mm | 660x630x1560 | 660x630x1760 | 660x630x1940 | 660x630x2120 | 680x660x2060 |
| Net Weight | Kg | 65 | 74 | 82 | 92 | 103 |
| Gross Weight | Kg | 72 | 78 | 87 | 100 | 112 |
| Noise level | dB(A) | 47 | 47 | 47 | 47 | 47 |
| Container loading | 20' GP (units) | 27 | 27 | 27 | 27 | 24 |
| 40' GP (units) | 57 | 57 | 57 | 57 | 54 | |
| 40' HQ (units) | 57 | 57 | 57 | 57 | 54 | |
| Features included: | Heating | |||||
| 1.5kw auxiliary electrical heater | ||||||
| Electronic expansion valve | ||||||
| One extra set of heat exchanger | ||||||
| Magnesium stick | ||||||
| Relieve/safety valve | ||||||
NOTES: Capacities and power inputs based on the following conditions: - Heating: Ambient temperature 20°C/12°C, Water temperature from 10°C to 55°C. | ||||||
PRODUCTION PROCESS of Domestic Hot Water HEAT PUMP
1. Water tank goes online
2. Install compressors, condensers and evaporators
3. Assemble and weld copper pipes
4. Recharged with Nitrogen
5. Water-inspection (Check if exist in air leakage)
6. Discharge Nitrogen
7. Vacuum air-removed
8. Add refrigerant
9. Halogen inspection
10. Fix fan component
11. Install electrical control
12. Security checks (Insulation, Ground connection, Dielectric Strength test, Leakage)
13. Run commodity inspection (The noise of components and parts, Function, Timing, shutdown, current, Difference in temperature)
14. Stick nameplate and connection diagram
15. Document attached (Product Manuals, instructions)
16. Final inspection (Appearance parts)
17. Packing
18. Tape-out
DAISHIBA is a professional company engaged in sales, R&D and production of refrigeration and heating products. We have rich experience in refrigeration and heating for many years. By years’ growth our product line covers full range:
Multifunction air to water heat pump, All in one domestic hot water heat pump, Split domestic hot water heat pump, Commercial hot water heat pump, Swimming pool heat pump, Multifunction water source heat pump, Water to water heat pump, DC inverter water to air heat pump and EVI air to water heat pump, Water tank for heat pumps.
We'd like to serve our customers by providing unique high end products and high quality service.