Description
Refrigeration Compressor Unit for Cold Storage / Cold Room
Product Parameters
- High efficiency and energy saving, COP increases by about 8%.
- Moon-tech's patent rotor produces smooth operation, high efficiency and low noise.
- Moon-tech's patent capacity control device realizes flexible and accurate control.
- Moon-tech's patent design lowers the noise and vibration.
- Precisely circulation oil control
- Moon-tech's patent high efficiency heat exchange tube
- Reliability and stability
- Refrigerant: Ammonian R717, Freon R404a, R507a, R22, R134a, etc
| Refrigerant | R717 | R22 |
| Discharge pressure MPa | below 1.67 | below 1.67 |
| Corresponding saturated temperature °C | below 45 | below 46 |
| Suction pressure MPa | -0.045-0.57 | -0.017-0.62 |
| Corresponding evaporative temperature °C | -45-12.5 | -45-12.5 |
| Oil pressure MPa | 0.1-0.3 higher than discharge pressure |
| Oil temperature °C | 30-65 |
| Cooling water inlet temperature °C | 15.5-33 |
| Cooling water flow deviation | ±10% |
Detailed Photos
Screw Refrigeration Compressor Unit
Screw compressor unit is widely used in food freezing and refrigeration, process cooling, gas liquefaction, building aggregate cooling, scientific research experiments, permafrost drilling, sports venues, mine heat hazard treatment and other fields that require artificial low-temperature environments. The compressor unit can be customized according to user needs, and the energy adjustment device (adjustable volume-reduction ratio, frequency conversion) is optional, and the standard configuration control mode is automatic; data can be shared in the cloud and monitored in real time.
More models
Single-Stage Screw Refrigeration Compressor Unit
Applicable Conditions| Refrigerant | R717A | R507A |
| Discharge Pressure (MPa) | <=1.67 | <=1.95 |
| Suction Pressure (MPa) | -0.03 ~0.586 |
| Oil Pressure (MPa) | 0.1 ~ 0.3 Higher Than Discharge Pressure |
| Oil Temperature (ºC) | 30~65 |
| Cooling Water InletTemperature (ºC) | 15~33 |
| Cooling Water Flow Deviation | +-10% |
Features.
*The compressor has a full type spectrum and the displacement range is 285 m3/h ~14000m/h;
*It is widely used and can be operated under high temperature, moderate temperature and low temperature conditions;
*The unit is suitable for R717, R507A, R404A and other working mediums;
*The unit can be customized according to the special needs of users;
*The standard confiquration control mode is automatic.Compound Two-Stage Screw Refrigeration Compressor Unit
Applicable Conditions| Refrigerant | R717 |
| Discharge Pressure (MPa) | <=1.67 |
| Suction Pressure (MPa) | -0.05 ~0.052 |
| Oil Pressure (MPa) | 0.05 ~ 0.3 Higher Than Discharge Pressure |
| Oil Temperature (ºC) | 30 ~ 65 |
| Cooling Water Inlet Temperature (ºC) | 15 ~33 |
| Cooling Water Flow Deviation | ±10% |
Features·It is suitable for low temperature refrigeration under evaporating temperature below-25ºC, and the efficiency is significantly higher than that of single-stage compressor unit with economizer;.There are four types of single-machine two-stage screw units, of which high and low pressure stages of LG2016MS LG2520MS, LG3225LS compressor have energy adjustment devices, which can ensure the unit is always efficient and economical under low temperature working conditions;·The unit can be customized according to the special needs of users;.The standard configuration control method is automatic.Skid-Mounted Separate Two Stage Screw Compressor UnitApplicable Conditions| Refrigerant | R717A | R507A |
| Discharge Pressure (MPa) | <=1.67 | <=1.95 |
| Suction Pressure (MPa) | -0.05 ~0.005 |
| Oil Pressure (MPa) | 0.1 ~ 0.3 Higher Than Discharge Pressure |
| Oil Temperature (ºC) | 30~65 |
| Cooling Water InletTemperature (ºC) | 15~33 |
| Cooling Water Flow Deviation | +-10% |
Features.
*lt is suitable for low temperature refrigeration under evaporating temperature below-25°ºCC, and the efficiency is significantly higher than that of single-stage compressor unit with economizer;
*The mixing ratio is diverse. The optimum ratio can be selected according to different working conditions and medium of users The ratio of high and low pressure of R717 is between 3 and 4 and that of R507A is between 2 and 3.
*The high and low pressure stages are equipped with energy adjustment devices to ensure that the unit is always efficient and economical under low temperature conditions;
*The compressor of high and low pressure stages starts in different stages with low starting current.
*The oil supply mode of low pressure stage compressor is pressure difference;
*The high-pressure stage can be operated independently to achieve rapid cooling and high efficiency.
*The unit is applicable to R717, R507A, R404A and other working medium;The unit can be configured as required by users.
*The control mode is automatic.Successful Case
Company Profile
MOON ENVIRONMENT TECHNOLOGY Co., Ltd was founded in 1956 and listed in Shenzhen stock exchange in 1998 with stock code 000811. Now Moon-tech is the largest base of R&D and export for refrigeration & air-conditioning equipment in China. Since its establishment, Moon-Tech has been committed to innovate refrigeration technology and provide our customers with high quality equipment & solutions. Being a responsible enterprise, Moon-Tech always pays close attention to harmonious development between human beings and nature, and the whole design and manufacturing process of our products is guided by principle " environmental protection, energy saving and safety".
Our mission: Constantly create value for customers.
As a leading company in Chinese refrigeration industry, Moon-Tech has been keeping paces with the world latest technology in order to provide stable, low maintenance and high quality equipments in food processing, low temperature cold storage, petrochemical, semiconductor, chemical industry, hydroelectricity, coal industry etc.
In food cold chain field, Moon-Tech holds more than 60% domestic market share. In overseas market, more than 400 customers from 80 countries and regions have benefited from our products and after sale services.
Moon-Tech, a leading refrigeration company is your ideal partner in temperature control field!FAQ
1.What's your advantage?
A: Honest business with competitive price and professional service on export process.
2.How I believe you?
A : We consider honest as the life of our company, we can tell you the contact information of our some other clients for you to check our credit. Besides, there is trade assurance from Alibaba, your order and money will be well guaranteed.
3.Can you give warranty of your products?
A: Yes, we extend a 100% satisfaction guarantee on all items. Please feel free to feedback immediately if you are not pleased with our quality or service.
4.Where are you?
Can I visit you? A: Sure,welcome to you visit our factory at any time.
5.How about the delivery time?
A: Within 15-35 days after we confirm you requirement.
6.what kind of payment does your company support?
A: T/T, 100% L/C at sight, Cash, Western Union are all accepted if you have other payment,please contact me.
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