Water Cooled Low Temperature Chiller
Water Cooled Low Temperature Chiller
  • Features
  • Technical Data
  • Application
Features
1. Compressor: adopt international brand semi closed 5:6 non symmetrical double screw type air cooled special type compressor.
2. Heat exchanger: evaporator use high efficient shell and tube heat exchanger, condenser use high efficiency copper pipe+hydrophilic aluminum fin; with high pressure, high heat transfer efficiency, maintenance free, long service life, etc.;
3. Control system: using SIEMENS control system, advanced PLC control technology, can accept the programming, perfect communication function;
4. The electrical system: SIEMENS, Schneider and other national brands of electrical components, waterproof type control cabinet;
5. Man-machine interface: Chinese and  English man-machine interface, touch type liquid crystal display operation, simple procedures, one key to start, automatic operation;
6. Chiller maintenance: chiller adopts integral design, compact structure, simple, strong corrosion resistance, with waterproof control cabinet, to ensure that the unit can be placed outside the long-term is not easy to fade, corrosion.
7. The choice of environmental protection type R407C or R134a refrigerant.


Technical parameter table (water cooled low temperature chiller -5℃ single compressor)
Item              Model SLW-
60.1c 82.1c 110.1c 120.1c 145.1c 160.1c 190.1c 200.1c 220.1c 240.1c
Nominal cooling capacity kW 60 82 110 120 145 160 190 200 220 240
104kCal/h 5.2 7.1 9 10.3 12.5 13.8 16.4 17 18.9 20.7
Operation control mode PLC automatic control of programmable controller
Power Supply 380V/3N~/50Hz
Compressor Type 5-6Asymmetric semi enclosed twin screw compressor
Qty 1 pcs
Start type Y-△Start
Capacity control 0-33-66-100% 0-25%-50%-75%-100%
Input power kW 21 27.7 34.7 38 46.3 50.4 56.8 59.7 65.8 71.8
Input current A 36.5 48.2 60.4 66.1 80.6 87.7 98.8 103.9 114.5 124.9
Evaporator Type High efficient shell and tube heat exchanger
Water volume m3/h 13 17.8 22.5 25.8 31.3 34.5 41 42.5 47.3 51.8
Connection pipe diameter   DN65 DN80 DN100
Water pressure drop kPa 46 46 48 53 56 57 58 65 68 68
Condenser Type High efficient shell and tube heat exchanger
Water volume m3/h 16 21.7 28.6 31.3 37.9 41.6 48.9 51.4 56.6 61.7
Connection pipe diameter   DN65 DN80 DN100
Water pressure drop kPa 45 46 46 52 55 56 60 66 69 70
Refrigerant Type R22
Filling quantity kg 17 23 31 34 41 45 54 57 63 68
 
Dimension
Length mm 2455 2500 2595 2860 2860 2860 2860 2860 2860 3225
Width mm 900 900 900 900 900 900 900 900 900 900
Height mm 1390 1410 1570 1590 1590 1630 1690 1770 1880 1960
Unit weight kg 850 1050 1270 1340 1640 1680 1720 1750 2080 2300
Running weight kg 900 1150 1420 1540 1890 1940 1990 2050 2330 2550

Remark:
1.Nominal operating conditions:chilled water in/out temperature -1℃/-5℃; cooling water in/ot temperature 30℃/35℃.
2.Temperature condition:chilled waterout water temperature range is -7℃~3℃,cooling waterout water temperature range is 19℃~33℃
3.Chilled water side use 25%(V/V) ethylene glycol solution or19%(m/m)calcium chloride solution as antifreeze;
4.Water side design of evaporator and condenser under pressureis 1.0MPa.
5.Evaporator water side fouling factor under nominal operating condition is 0.018m2•℃/kW,condenser water side fouling factor under nominal operating condition is0.044m2•℃/kW;
Chemical, chemical fiber, plastic, oil, food, pharmaceutical, military, printing, painting, electroplating, electronics and other industries
Product Catalog