China Screw Type Water Cooled Chillers, Find details about China Screw Type, Water Cooled Chillers from Screw Type Water Cooled Chillers
Screw type water cooled chillers | ||||||||||||
Model No. | EKSC250 | EKSC280 | EKSC330 | EKSC400 | EKSC450 | EKSC500 | EKSC560 | EKSC660 | EKSC800 | EKSC900 | ||
Cooling | Cooling Capacity | U.S.RT | 248.5 | 280.6 | 331.8 | 403.5 | 448.8 | 496.9 | 561.3 | 663.5 | 806.9 | 897.6 |
KW | 873.8 | 987 | 1166.9 | 1419 | 1578.4 | 1747.6 | 1974 | 2333.7 | 2837.9 | 3156.8 | ||
Power Input | KW | 153.3 | 170.6 | 200.6 | 244.5 | 271.5 | 306.5 | 341.2 | 401.2 | 489 | 543 | |
COP | kw/kw | 5.7 | 5.79 | 5.82 | 5.8 | 5.81 | 5.7 | 5.79 | 5.82 | 5.8 | 5.81 | |
Chilled water flow | m³/h | 150.3 | 169.8 | 200.7 | 244.1 | 271.5 | 300.6 | 339.5 | 401.4 | 488.1 | 543 | |
Pressure drop of chilled water | kPa | 42 | 42 | 49 | 55 | 57 | 62 | 67 | 69 | 72 | 72 | |
Cooling Water flow | m³/h | 176.7 | 199.1 | 235.2 | 286.1 | 318.2 | 353.3 | 398.2 | 470.4 | 572.2 | 636.4 | |
Pressure drop of cooling water | kPa | 47 | 47 | 59 | 67 | 77 | 82 | 82 | 82 | 85 | 85 | |
Heating | Heating Capacity | U.S.RT | 347.8 | 392.3 | 462.4 | 562.4 | 625.4 | 695.6 | 784.5 | 924.9 | 1124.9 | 1250.7 |
KW | 1223.2 | 1379.6 | 1626.4 | 1978.1 | 2199.4 | 2446.4 | 2759.2 | 3252.8 | 3956.2 | 4398.8 | ||
Power Input | KW | 197.1 | 220.1 | 259.2 | 315.3 | 350.6 | 394.2 | 440.2 | 518.4 | 630.6 | 701.2 | |
COP | kw/kw | 6.21 | 6.27 | 6.27 | 6.27 | 6.27 | 6.21 | 6.27 | 6.27 | 6.27 | 6.27 | |
Hot water flow rate | m³/h | 150.3 | 169.5 | 199.8 | 243 | 270.2 | 300.6 | 339 | 399.6 | 486 | 540.4 | |
Pressure drop of Hot water | kPa | 34 | 34 | 43 | 48 | 56 | 59 | 59 | 59 | 61 | 61 | |
Water source flow rate | m³/h | 176.5 | 199.4 | 235.2 | 286 | 318 | 353 | 398.9 | 470.3 | 572 | 636 | |
Pressure drop of water source | kPa | 58 | 58 | 67 | 76 | 78 | 82 | 87 | 89 | 90 | 90 | |
Compressor | Type | Semi-closed double-screw compressor | ||||||||||
Qty | Set | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | |
Startup type | Y-# | |||||||||||
Power Supply | v/ph/hz | 380/3/50 | ||||||||||
Condenser | Type | Water cooled shell-tube type | ||||||||||
Qty | Set | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | |
Evaporator | Type | Flooded type | ||||||||||
Qty | Set | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
Refrigerant | Type | R134a | ||||||||||
Lubricant | Code | EK03 | ||||||||||
Filling | L | 50 | 55 | 55 | 60 | 60 | 100 | 110 | 110 | 120 | 120 | |
Temperature control | PID control over water temperature | |||||||||||
Outer diameter of chilled water inlet/outlet pipe | diameter mm | 219.1 | 219.1 | 219.1 | 219.1 | 219.1 | 219.1 | 219.1 | 219.1 | 219.1 | 219.1 | |
Outer diameter of cooling water inlet/outlet pipe | diameter mm | 168.3 | 168.3 | 168.3 | 168.3 | 168.3 | 219.1 | 219.1 | 219.1 | 219.1 | 219.1 | |
Weight of a single indoor unit | kg | 5050 | 5250 | 5350 | 5450 | 5600 | 9510 | 9900 | 10070 | 10270 | 10580 | |
Operating Weight | kg | 5480 | 5680 | 5780 | 5880 | 6050 | 10250 | 10650 | 10810 | 11010 | 11310 | |
Rated current (cooling) | A | 263 | 293 | 345 | 420 | 466 | 526 | 586 | 689 | 840 | 933 | |
Rated current (heating) | A | 335 | 376 | 443 | 538 | 598 | 670 | 752 | 886 | 1076 | 1196 | |
Startup current | A | 749 | 882 | 1358 | 1358 | 1388 | 749 | 882 | 1358 | 1358 | 1388 | |
Max startup current (cooling) | A | 749 | 882 | 1358 | 1358 | 1388 | 1012 | 1175 | 1702 | 1778 | 1854 | |
Max startup current (heating) | A | 749 | 882 | 1358 | 1358 | 1388 | 1347 | 1551 | 2145 | 2316 | 2452 | |
Note: | ||||||||||||
1.Working conditions for nominal cooling capacity: inlet/outlet water temperature in the evaporator:12/7 degree; inlet/outlet water temperature in the condenser 30/35 degree | ||||||||||||
2. Working conditions for nominal heating capacity: water flow in the above table;inlet/outlet water temperature in the condenser:40/~ degree;inlet/outlet water temperature in the evaporator 20/~ degree (note:antifreeze is required when water temperature in the water circuit is lower than 3 degree in winter) | ||||||||||||
3. The pressure drop of condenser and evaporator don't include resistence from external water pipes and parts. | ||||||||||||
4. For on-site electric wiring,see the nameplate or installation manual of the unit | ||||||||||||