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Product Description
We are proud to introduce our outstanding new product, the Ruidong flooded screw chiller. This unit is equipped with a high-efficiency semi-closed and low-noise twin-screw compressor, utilizing environmentally friendly refrigerants such as R134a and R410c. With the addition of high-efficiency flooded evaporation technology and microcomputer control technology, this chiller offers exceptional performance and reliability.
One of the key features of this chiller is its efficient operation, which ensures optimal energy usage and reduced operating costs. The reliable system design ensures stable and uninterrupted cooling, meeting the demands of various applications. Additionally, the low noise level enhances the comfort of the surroundings.
At Ruidong, we place great emphasis on energy-saving and environmentally friendly products. The Ruidong flooded screw chiller perfectly embodies our brand concept, offering customers an excellent
|Product Advantage
Ruidong flooded water-cooled chiller unit is a highly efficient cooling system that is ideal for large-scale centralized air-conditioning systems in various applications. Here are the key features and benefits of this unit:
1. Compact structure
The unit is compact in size, which means it requires minimal space for installation and has a simple pipeline design. It is easy to install and maintain, only requiring external water pipes.
2. Intelligent control
It features intelligent control, allowing the unit to automatically adjust the compressor output based on load changes. This ensures optimal efficiency and coordination with the highest efficiency at all times.
3. High Efficient
Equipped with an advanced imported semi-hermetic twin-screw compressor, this unit has a gear ratio of 5:6. It also incorporates an unloading energy control device, enabling multi-stage or stepless energy adjustment.
4. Remote control
The unit is equipped with a microcomputer control system, offering powerful functions such as safety protection, communication capabilities, fault diagnosis, and automatic adaptation.
5. Excellent accessories
All major refrigeration components used in this unit are sourced from reputable domestic and international brands. This ensures superior performance and reliable operation.
6. Various protection measures
The unit provides multiple protection functions, including high and low voltage protection, chilled water anti-freezing protection, power supply phase sequence protection, phase loss protection, insufficient water flow protection, and compressor motor overheating protection.
The evaporator has a liquid-filled design, and the inner and outer walls are made of high-efficiency copper tubes with enhanced heat transfer, resulting in high heat exchange efficiency.
7. Reasonable design
The liquid level sensor senses the liquid level of the evaporator to control the throttling device to ensure stable liquid level and ensure stable and efficient operation of the unit.
8. Throttling device
Overall, the flooded water-cooled chiller unit is a highly efficient and reliable solution for large-scale air-conditioning systems, offering excellent performance, ease of installation, and advanced control capabilities.
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Product Detail
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Data Sheet
Flood screw type water cooled water chiller | |||||||||||
Unit model-RLSG | 220M | 270M | 300M | 360M | 400M | 440M | 480M | 580M | 620M | ||
Nominal cooling capacity | kW | 226 | 271 | 295 | 359 | 408 | 441 | 480 | 598 | 619 | |
Input power | kW | 42.5 | 51 | 55.6 | 67.1 | 73.2 | 79.4 | 87.5 | 104.8 | 108.6 | |
Running current | A | 73.7 | 89.3 | 96.5 | 115.2 | 126.1 | 135.9 | 148 | 177.1 | 182.6 | |
Max.running current | A | 89.9 | 108.9 | 118.2 | 141.9 | 155 | 167.8 | 184.1 | 220.5 | 225.7 | |
Power voltage | 3-380V-50Hz | ||||||||||
Starting mode | Y-▲ | ||||||||||
Refrigerant | R22 | ||||||||||
Refrigerant charge | 72 | 87 | 94 | 115 | 131 | 141 | 154 | 191 | 198 | ||
Refrigerant control device | Electronic expansion valve(EXV) | ||||||||||
Compressor | Type | Semi-hermetic screw | |||||||||
Qty | 1 | ||||||||||
Evaporator | Type | Shell& tube type | |||||||||
Water pressure drop | kPa | 70-90 | |||||||||
Water pipe Dia. | DN | 80 | 100 | 100 | 100 | 100 | 100 | 100 | 125 | 125 | |
Water flow | m3/h | 39 | 47 | 51 | 62 | 70 | 76 | 83 | 103 | 106 | |
Condenser type | Type | Shell& tube type | |||||||||
Water pressure drop | kPa | 70-90 | |||||||||
Water pipe Dia. | DN | 80 | 100 | 100 | 100 | 100 | 100 | 100 | 125 | 125 | |
Water flow | m3/h | 49 | 58 | 63 | 77 | 88 | 95 | 103 | 129 | 133 | |
Noise | dB(A) | 78.4 | 79 | 79.2 | 79.6 | 80.4 | 81.5 | 83.1 | 84.2 | 85.2 | |
Unit structure | Horizontal type | ||||||||||
Dimensions(mm) | L | 3400 | 3400 | 3400 | 3400 | 3400 | 3400 | 3400 | 3400 | 3400 | |
W | 1450 | 1460 | 1460 | 1460 | 1500 | 1500 | 1600 | 1600 | 1600 | ||
H | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | ||
Installation dimensions(mm) | L1 | 2735 | 2735 | 2735 | 2735 | 2735 | 2735 | 2735 | 2735 | 2735 | |
W1 | 1150 | 1150 | 1150 | 1150 | 1300 | 1300 | 1300 | 1300 | 1300 | ||
Net weight | kg | 2000 | 2200 | 2300 | 2400 | 2600 | 2900 | 3200 | 3300 | 3400 | |
Running weight | kg | 2400 | 2600 | 2700 | 2800 | 3250 | 3550 | 4100 | 4200 | 4300 | |
Remarks | Cooling conditions: | Chilled water inlet/outlet temperature 12℃/7℃,cooling water inlet/outlet temperature 30℃/35℃ |
|
Product Description
We are proud to introduce our outstanding new product, the Ruidong flooded screw chiller. This unit is equipped with a high-efficiency semi-closed and low-noise twin-screw compressor, utilizing environmentally friendly refrigerants such as R134a and R410c. With the addition of high-efficiency flooded evaporation technology and microcomputer control technology, this chiller offers exceptional performance and reliability.
One of the key features of this chiller is its efficient operation, which ensures optimal energy usage and reduced operating costs. The reliable system design ensures stable and uninterrupted cooling, meeting the demands of various applications. Additionally, the low noise level enhances the comfort of the surroundings.
At Ruidong, we place great emphasis on energy-saving and environmentally friendly products. The Ruidong flooded screw chiller perfectly embodies our brand concept, offering customers an excellent
|Product Advantage
Ruidong flooded water-cooled chiller unit is a highly efficient cooling system that is ideal for large-scale centralized air-conditioning systems in various applications. Here are the key features and benefits of this unit:
1. Compact structure
The unit is compact in size, which means it requires minimal space for installation and has a simple pipeline design. It is easy to install and maintain, only requiring external water pipes.
2. Intelligent control
It features intelligent control, allowing the unit to automatically adjust the compressor output based on load changes. This ensures optimal efficiency and coordination with the highest efficiency at all times.
3. High Efficient
Equipped with an advanced imported semi-hermetic twin-screw compressor, this unit has a gear ratio of 5:6. It also incorporates an unloading energy control device, enabling multi-stage or stepless energy adjustment.
4. Remote control
The unit is equipped with a microcomputer control system, offering powerful functions such as safety protection, communication capabilities, fault diagnosis, and automatic adaptation.
5. Excellent accessories
All major refrigeration components used in this unit are sourced from reputable domestic and international brands. This ensures superior performance and reliable operation.
6. Various protection measures
The unit provides multiple protection functions, including high and low voltage protection, chilled water anti-freezing protection, power supply phase sequence protection, phase loss protection, insufficient water flow protection, and compressor motor overheating protection.
The evaporator has a liquid-filled design, and the inner and outer walls are made of high-efficiency copper tubes with enhanced heat transfer, resulting in high heat exchange efficiency.
7. Reasonable design
The liquid level sensor senses the liquid level of the evaporator to control the throttling device to ensure stable liquid level and ensure stable and efficient operation of the unit.
8. Throttling device
Overall, the flooded water-cooled chiller unit is a highly efficient and reliable solution for large-scale air-conditioning systems, offering excellent performance, ease of installation, and advanced control capabilities.
|
Product Detail
|
Data Sheet
Flood screw type water cooled water chiller | |||||||||||
Unit model-RLSG | 220M | 270M | 300M | 360M | 400M | 440M | 480M | 580M | 620M | ||
Nominal cooling capacity | kW | 226 | 271 | 295 | 359 | 408 | 441 | 480 | 598 | 619 | |
Input power | kW | 42.5 | 51 | 55.6 | 67.1 | 73.2 | 79.4 | 87.5 | 104.8 | 108.6 | |
Running current | A | 73.7 | 89.3 | 96.5 | 115.2 | 126.1 | 135.9 | 148 | 177.1 | 182.6 | |
Max.running current | A | 89.9 | 108.9 | 118.2 | 141.9 | 155 | 167.8 | 184.1 | 220.5 | 225.7 | |
Power voltage | 3-380V-50Hz | ||||||||||
Starting mode | Y-▲ | ||||||||||
Refrigerant | R22 | ||||||||||
Refrigerant charge | 72 | 87 | 94 | 115 | 131 | 141 | 154 | 191 | 198 | ||
Refrigerant control device | Electronic expansion valve(EXV) | ||||||||||
Compressor | Type | Semi-hermetic screw | |||||||||
Qty | 1 | ||||||||||
Evaporator | Type | Shell& tube type | |||||||||
Water pressure drop | kPa | 70-90 | |||||||||
Water pipe Dia. | DN | 80 | 100 | 100 | 100 | 100 | 100 | 100 | 125 | 125 | |
Water flow | m3/h | 39 | 47 | 51 | 62 | 70 | 76 | 83 | 103 | 106 | |
Condenser type | Type | Shell& tube type | |||||||||
Water pressure drop | kPa | 70-90 | |||||||||
Water pipe Dia. | DN | 80 | 100 | 100 | 100 | 100 | 100 | 100 | 125 | 125 | |
Water flow | m3/h | 49 | 58 | 63 | 77 | 88 | 95 | 103 | 129 | 133 | |
Noise | dB(A) | 78.4 | 79 | 79.2 | 79.6 | 80.4 | 81.5 | 83.1 | 84.2 | 85.2 | |
Unit structure | Horizontal type | ||||||||||
Dimensions(mm) | L | 3400 | 3400 | 3400 | 3400 | 3400 | 3400 | 3400 | 3400 | 3400 | |
W | 1450 | 1460 | 1460 | 1460 | 1500 | 1500 | 1600 | 1600 | 1600 | ||
H | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | ||
Installation dimensions(mm) | L1 | 2735 | 2735 | 2735 | 2735 | 2735 | 2735 | 2735 | 2735 | 2735 | |
W1 | 1150 | 1150 | 1150 | 1150 | 1300 | 1300 | 1300 | 1300 | 1300 | ||
Net weight | kg | 2000 | 2200 | 2300 | 2400 | 2600 | 2900 | 3200 | 3300 | 3400 | |
Running weight | kg | 2400 | 2600 | 2700 | 2800 | 3250 | 3550 | 4100 | 4200 | 4300 | |
Remarks | Cooling conditions: | Chilled water inlet/outlet temperature 12℃/7℃,cooling water inlet/outlet temperature 30℃/35℃ |
Q1: What is the size of the unit?
A1: The minimum size of the unit is 1350mm*1800mm*700mm. However, our products support customization and can design appropriate size according to your needs. So you don't worry.
Q2: Could you help us to recommend the model for our project?
A2: Yes, we have engineer to check the details and make the scheme for you. Based on the following: Cooling capacity, Refrigerant, Ambient temperature, Voltage, For what industry, The building drawing and Any other special requirements.
Q3: About our export ability?
A3:Ruidong products are exported to more than 50 countries and regions in the world, including Russia, Central Asia, Eastern Europe,Argentina, Southeast Asia, Indonesia, etc.The annual export value is $ 5 million.
Q4: Are you friendly for users with low purchases?
A4: We are professional air -conditioning manufacturers, support OEM, ODM, and ensure product quality. You can buy with confidence.
Q5: When will the order be shipped after payment?
A5: After the order is placed, it supports delivery within 7 working days. If the purchased products need to be customized, we need to communicate with the engineer before it can be determined.
Q1: What is the size of the unit?
A1: The minimum size of the unit is 1350mm*1800mm*700mm. However, our products support customization and can design appropriate size according to your needs. So you don't worry.
Q2: Could you help us to recommend the model for our project?
A2: Yes, we have engineer to check the details and make the scheme for you. Based on the following: Cooling capacity, Refrigerant, Ambient temperature, Voltage, For what industry, The building drawing and Any other special requirements.
Q3: About our export ability?
A3:Ruidong products are exported to more than 50 countries and regions in the world, including Russia, Central Asia, Eastern Europe,Argentina, Southeast Asia, Indonesia, etc.The annual export value is $ 5 million.
Q4: Are you friendly for users with low purchases?
A4: We are professional air -conditioning manufacturers, support OEM, ODM, and ensure product quality. You can buy with confidence.
Q5: When will the order be shipped after payment?
A5: After the order is placed, it supports delivery within 7 working days. If the purchased products need to be customized, we need to communicate with the engineer before it can be determined.