Shanghai Coxin Technology Co.,Ltd is one of the best water-cooled screw water chiller CSWD-840~1930 manufacturers and suppliers in China,Website:http://www.coxintech.com, welcome to buy discount and wholesale low price water-cooled screw water chiller CSWD-840~1930 from our factory. Product Name: Water-cooled Screw Water Chiller(with double compressors) Model No.: CSWD-840~1930 Product Introduction Screw water chiller is designed for extreme tropicalized weather conditions, with a quiet, low-vibration of screw compressor to reduce sound levels, it is also the ideal solutions for sound sensitive environments where noise is a concern. With the highest energy efficiency, the screw water chiller is suitable for medium-large scale industrial cooling or HVAC, widely applied in central cooling project in plastic factory, chemical factory etc. It is a good choice for energy saving and environment friendly. Product Features 1. Low noise and ultra llow noise models options, Quiet operation; 2. Wide water temperature range from 5ºC to 35ºC; 3. Bitzer semi-hermetic screw compressor, with optimal performance; 4. 4 grade capacity control, 25%-50%-75%-100%, providing precise temperature control; 5. Shell and tube evaporator, high efficiency and cleanable(plate type available on request); 6. Aluminum fin type of condenser with adequate heat exchanging surface. 7. Direct drive axial fan motor, with independent motor support bracket. 8. Microprocessor controller, Chinesse/English language options, fully automatic PLC based units, overall monitoring of unit running status; 9. Multi-protection equipped to ensure the chiller and machine running safety. 10.Compact design, easy installation and maintenance. Product Application Machinery industry, metal industry, chemical, pharmaceutical, food processing and preservation etc.. Product Parameters Model No. CSWD- 840.2 1000.2 1060.2 1140.2 1220.2 1270.2 1480.2 1630.2 1730.2 1930.2 Nominal cooling capacity kw 840 1000 1060 1140 1220 1270 1480 1630 1730 1930 104kcal/h 72 86 91 98 105 109 128 141 149 166 Running control mode Full-automatic PLC controller Power source 380V/3P/50Hz Compressor Type 5-6 Twin-screw semi-hermetic compressor QTY 2pcs Start-up Type Y-△ Start-up Parameter Regulation 0-12.5-25-37.5-50-62.5-75-87.5-100% Input Power KW 168.2 199.4 210.4 228 245.6 253.4 295 324 344 386.8 Rated Current A 292.7 347 366.1 396.7 427.3 440.9 513.3 563.8 598.6 673 Evaporator Type Efficiency shell and tube type Water Volume m3/h 144 172 182 196 210 218 256 282 298 332 Pipe connection DN DN150 DN200 Water pressure drop kPa 70 70 72 72 73 73 73 73 74 74 Condenser Type Efficiency shell and tube type Water Volume m3/h 180.6 215 227.9 245.1 262.3 273.1 318.2 350.5 372 415 Pipe connection DN DN125*2 DN150*2 Water pressure drop kPa 65 65 70 72 73 73 73 73 76 76 Refrigerant Type R22 Charge kg 167 199 211 227 243 253 295 324 344 384 Control Thermostatic expansion valve Safety devices Inner thermostat for compressor motor, unit overload relay,high and low pressure switch, freeze protection thermostat, reverse phase protection relay, discharge gas thermostat, flow switch Dimension Length mm 3895 3890 3890 3890 3890 3950 4080 4200 4200 4350 Width mm 1300 1300 3890 1500 1500 1500 1500 1500 1500 1500 Weight mm 2050 2050 2230 2230 2260 2260 2280 2280 2280 2280 Net weight kg 5300 6000 6300 7000 7300 7600 8100 8300 8400 9200 Running weight kg 6050 6600 6800 7550 7850 8050 8600 8900 9000 9800 The above specifications are according to the following design conditions: 1. Chilled water inlet/outlet temperature 12℃/7℃, cooling water inlet/outlet temperaure 30℃/35℃; 2. Chilled water outlet temperature range is 5℃~15℃, cooling water inlet temperature range is 19℃~33℃;3. Water side of evaporator and condensor designed pressure: 1.0Mpa; 4. Nominal dirt coefficient at water side of evaporator is 0.018M2℃/kw,Nominal dirt coefficient at water side of condenser is 0.044M2℃/kw,5. Besides the above standard models, we provide OEM product as per requirement. Our Service Cooling the heat! We are professional at industrial cooling solutions, for scew water chiller(air-cooled scew water chiller, water-cooled scew water chiller) we can delivery in 2~3 weeks; each unit of chiller is factory tested before delivery. Normally, the package is inner carton & outter plywooden case for exporting shipment; MOQ of 1pc is acceptable; 3D/CAD drawing and technical support also we can provide. Clients' satisfaction is our pursuit!
