Product classification
Air-cooled screw chiller (double unit)
Product features:
- International top brand semi-closed 5:6 asymmetric twin-screw compressor, with international famous brand refrigeration valve.
- 8-stage energy adjustment mode can realize 0-100% eight-level automatic control
- Double compressor, two sets of independent refrigeration system, can work at the same time can also be independent operation, flexible and convenient.
- High efficiency external thread copper tube shell and tube heat exchanger. Ensure that the chiller is not affected by the ambient temperature.
- International brand "Schneider" Electric, imported programmable control and LCD touch screen, Chinese and English man-machine interface.
- Multiple protection devices to ensure the stable operation of the unit year round.
- Ultra-wide freezing water temperature variable range to meet different user requirements.
- The use of ethylene glycol as a cold carrier can make the frozen water temperature as low as -25 degrees Celsius.
Product Category: Chiller
Key words: box type cold water machine
- Description
- Parameter
-
- Commodity name: Air-cooled screw chiller (double unit)
- Commodity ID: 1114209723696697344
<div> <ul> <li>International top brand semi-closed 5:6 asymmetric twin-screw compressor, with international famous brand refrigeration valve.</li> <li>8-stage energy adjustment mode can realize 0-100% eight-level automatic control</li> <li>Double compressor, two sets of independent refrigeration system, can work at the same time can also be independent operation, flexible and convenient.</li> <li>High efficiency external thread copper tube shell and tube heat exchanger. Ensure that the chiller is not affected by the ambient temperature.</li> <li>International brand "Schneider" Electric, imported programmable control and LCD touch screen, Chinese and English man-machine interface.</li> <li>Multiple protection devices to ensure the stable operation of the unit year round.</li> <li>Ultra-wide freezing water temperature variable range to meet different user requirements.</li> <li>The use of ethylene glycol as a cold carrier can make the frozen water temperature as low as -25 degrees Celsius.</li> </ul> </div>
stable operationRefrigeration compressor adopts imported brand-name fully enclosed compressor, with low noise and high efficiency. Equipped with high-efficiency heat exchange copper tube, imported refrigeration valve parts and famous brand parts, the cold water machine is durable and stable in operation.Easy to operateThe daily operation of the industrial chiller is concentrated on the body control panel, and the operation is clear at a glance. Imported microcomputer digital temperature controller, set freely, precise control, can provide 5~20 ℃ frozen water.Efficient and flexibleAir-cooled industrial chillers do not need to configure auxiliary cooling towers and pumps; water-cooled industrial chillers are not affected by ambient temperature and can continue to provide stable frozen water. The bottom of the small equipment is equipped with a movable angle wheel, which can adjust the position of the equipment at will, and is equipped with multiple sets of frozen water interfaces, which is flexible and convenient.Safe operationIn addition to the refrigeration compressor's own protection device, it is also equipped with air switch, thermal overload protection, refrigeration high and low pressure protection, power phase sequence protection, water tank water shortage protection, delay control function and automatic reset operation function to ensure the safe operation of the chiller. -
Parameter table of double-unit air-cooled screw chiller (7 ℃ water outlet):
Unit Model LSF-
60SLS
80SLS
100SLS
120SLS
160SLS
180SLS
200SLS
240SLS
nominal refrigerating capacity
KW
171.6
234
307
407
556.8
609.2
659.4
863.8
Kcal/h
147060
201200
264000
350400
478900
523900
567100
742900
Refrigerant
R22
Refrigerant quantity
kg
40
60
70
90
110
130
140
170
Power supply voltage
3/N/PE AC380/220V 50Hz
Control mode
microcomputer programmable control
Protection function
Refrigeration high and low pressure protection, water system fault protection, antifreeze protection, compressor overheating overload protection, etc.
Energy control section
%
0/25/50/75/100
0/25/50/75/100
Number of compressors
Taiwan
2
2
Compressor power
KW
28.4
37.4
46.9
62.7
80.8
89
97.1
125.4
Condenser
Form
High efficiency copper tube and aluminum foil tightly expanded fin heat exchanger
Fan power
KW
1.7
1.85
1.7
1.85
1.85
1.7
1.85
1.85
Fan current
A
Quantity
Taiwan
4 4
6 4
8 10
10 12
chilled water
Inlet and outlet water temperature
℃
12/7
Flow
T/h
30
41
53
70
96
105
114
149
Water resistance
MPa
≤ 0.07
Pipe diameter
Flange
DN80
DN100
DN125
DN125 DN125 DN150
Dimensions
Long
mm
4300
4700
5200
5600
6500
7000
7600
9600
Wide
mm
1350
1500
1700
2200
22000
2200
2200
2200
High
mm
2050
2050
2050
2150
2250
2250
2250
2350
Unit weight
Kg
3850
4300
4750
5700
6800
7500
8000
8900
Remarks: 1. Refrigeration conditions: the inlet temperature of frozen water is 12 ℃, the outlet temperature of frozen water is 7 ℃, the inlet temperature of cooling water is 30 ℃, and the outlet temperature of cooling water is 35 ℃;
2. Safe working range of the unit: chilled water temperature 5~30 ℃;
3. Power supply control: 3 ¢/380V/50HZ, allowable voltage fluctuation of 10%, allowable phase-to-phase voltage difference of 2%;
4. The above data is based on the performance parameters of the unit with R22 as the refrigerant. If you need R134a, R407C and other working media, please call for consultation;
5. Due to technical improvement, the external dimensions are likely to be changed. The external dimensions are for reference only. Please ask for the installation dimension drawing at any time.
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