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Heating and Cooling Central Air Conditioning Station for University
Brief introduction
Air source heat pump(ASHP)can achieve summer cooling and winter heating through the “handling” of thermal energy. Heat pump heating and cooling is the extension and development of air conditioning technology, and compared with ordinary air conditioners, it adapts to a wider range of ambient temperatures, and the effect of heating and cooling is better.
It could be connected in parallel and become a air conditioning central station, providing air conditioning for several buildings.
Features of ASHP
1. Energy efficient
The energy efficiency can reach 4 times of electric heating, saving
operating costs.
2. Multi-purpose machine
The multi-function unit is configured according to user
requirements for heating, cooling and hot water.
3. Flexible configuration
Flexible radiators, fan coils, floor heating and other terminals
can be flexibly configured according to customer needs, which is
convenient for customers.
4. Easy to install
The unit is quick and easy to install and is not subject to
installation restrictions.
Parameter
Model | SDNA-090YBcode name.pdf | |||
Compressor capacity | 30HP | |||
Function | Heat | |||
Electricity | 380V 3N-50Hz | |||
Working conditions | ℃ | -25~+45 | ||
Data | Heata | Nominal capacity | KW | 56.2 |
Input power | KW | 23.4 | ||
COP | / | 2.4 | ||
Heating IPLV(H) | 2.7 | |||
A7W35c | KW/COP | 90.0/4.2 | ||
A2W35 | KW/COP | 79.0/3.20 | ||
A-7W35 | KW/COP | 63.2/3.0 | ||
A-15W55 | KW/COP | 56.2/1.97 | ||
A-20W45 | KW/COP | 47.2/2.04 | ||
Max. running currency | A | 70 | ||
Compressor quantity | set | 4 | ||
Refrigerant/charging quantity kg | / | R22/5*4 | ||
Air blow type | / | Top | ||
Water pipe diameter | mm | 50 | ||
Rating flow | m³/h | 12.6 | ||
Water side pressure loss | kPa | ≤45 | ||
Noise level | dB(A) | 62 | ||
Overall dimensions(L×W×H) | mm | 2100×1100×2080 | ||
Weight | kg | 830 |
Yushen ASHPs
Multiple energy-saving devices in a single system, precise control of refrigerant flow, enabling the unit to maximize heat/cooling capacity and maximum energy efficiency in various working environments, reducing operating costs
The industry's leading refrigerant distribution technology can effectively improve the uniformity of gas-liquid two-phase fluid distribution into heat transfer tubes, improve the utilization of heat exchange tubes, and achieve efficient heat transfer.
The four-row tube V-shaped arrangement has high heat exchange efficiency and uniform wind speed distribution.
It adopts 9.52*0.35 internal thread high-efficiency heat exchange copper tube and 3.1mm large-format hydrophilic aluminum fins with better hydrophobicity; it improves the operating efficiency during frosting and reduces the number of defrosting.
The optimized long flow path design and wide expansion of the expansion throttle ensure uniform distribution of refrigerant in low temperature environments. Ensure even frosting, complete defrosting, strong heating and efficient operation