Guangdong MEI-AL Technology Co., Ltd.
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Oxidation dedicated direct cooling dry water-cooled screw chiller (heat recovery)
| LSJ—Model | 330 SRK | 350 SRK | 390 SRK | 460 SRK | 530 SRK | 580 SRK | |||||||
| Refrigerant | R22 | R407C | R22 | R407C | R22 | R407C | R22 | R407C | R22 | R407C | R22 | R407C | |
|
Rated cooling capacity |
×1000kal/h | 282.9 | 270.7 | 301.4 | 296.1 | 338.6 | 319.3 | 397.0 | 377.8 | 458.8 | 441.4 | 500.2 | 470.0 |
| kw | 329.0 | 314.9 | 350.6 | 344.3 | 393.8 | 371.4 | 461.7 | 439.4 | 533.6 | 513.3 | 581.7 | 546.6 | |
|
Heat reclaimed volume |
×1000kal/h | 84.9 | 81.2 | 90.4 | 88.8 | 101.6 | 95.8 | 119.1 | 113.4 | 137.6 | 132.4 | 150.1 | 141.0 |
| kw | 98.7 | 94.5 | 105.2 | 103.3 | 118.1 | 111.4 | 138.5 | 131.8 | 160.1 | 154.0 | 174.5 | 164.0 | |
|
Input power |
×1000kal/h | 61.9 | 60.7 | 67.6 | 66.4 | 76.1 | 72.7 | 86.7 | 80.1 | 98.9 | 99.0 | 107.6 | 104.9 |
| kw | 72.0 | 70.6 | 78.6 | 77.2 | 88.5 | 84.6 | 100.8 | 93.1 | 115.0 | 115.1 | 125.1 | 122.0 | |
| Comp current | A | 127.4 | 125.0 | 139.1 | 136.6 | 156.6 | 149.7 | 178.4 | 164.8 | 203.6 | 203.7 | 221.4 | 215.9 |
| cop | w/w | 4.57 | 4.46 | 4.46 | 4.46 | 4.45 | 4.39 | 4.58 | 4.72 | 4.64 | 4.46 | 4.65 | 4.48 |
| Froxen medium | Sulphuric acid bath | ||||||||||||
| Power supply | 3PH—380V—50HZ | ||||||||||||
|
Protection device |
Water pump interlock protectionacid pump interlock protection,leakage protection,overload protection,Phase reversion protection phase lack protection overload current protection discharge air timperature protection | ||||||||||||
| Number of refrigeration circuit | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Capacity control (%) | 0,25,50,75,100 | ||||||||||||
| Refrigerant charge (kg) | 21 | 28 | 35 | 45 | 49 | 58 | |||||||
| Condenser | Shell and tube type | ||||||||||||
| Water side max pressure (MPa) | 1.0 | ||||||||||||
| Dia.of pipe to condenser (inch) | 5 | 5 | 5 | 5 | 6 | 6 | |||||||
| Cooling water flow (m3/h) | 73.4 | 70.5 | 78.5 | 77.1 | 88.2 | 83.4 | 102.9 | 97.4 | 118.7 | 115.0 | 129.3 | 122.3 | |
| Condenser water pressure drop(kPa) | 60.0 | 61.0 | 60.0 | 62.0 | 61.0 | 61.00 | |||||||
| Evaporator | Efficient anti-corrosin shell and tube type | ||||||||||||
| Water side max pressure (MPa) | 1.0 | ||||||||||||
| Dia .of pipe to evaporator (inch | ) 8 | 8 | 8 | 8 | 8 | 10 | |||||||
| Chilled water flow (m3/h) | 188.6 | 180.5 | 200.9 | 197.4 | 225.8 | 212.9 | 264.6 | 251.9 | 305.9 | 294.3 | 333.5 | 313.3 | |
| Evaporator water pressure drop(KPa | 61.0 | 61.0 | 61.0 | 62.0 | 67.0 | 65.00 | |||||||
| Liquid in ＆ outlet timperature | Inlet lipuid19.5℃,outlet lipuid 18℃ | ||||||||||||
| Heat recovery unit | Shell and tube type | ||||||||||||
| Water side max pressure (MPa) | 1.0 | ||||||||||||
| Dia.of pipe to heat recoverer | 2 | 2 | 2 1/2 | 2 1/2 | 2 1/2 | 2 1/2 | |||||||
| Reclaimed water flow (m3/h) | 17.0 | 16.2 | 18.1 | 17.8 | 20.3 | 19.2 | 23.8 | 22.7 | 27.5 | 26.5 | 30.0 | 28.2 | |