Non-standard Customization Air Cooled Screw Type Chiller
Features:
High/Low pressure protection for the compressor and overheating protection inside the machine. Low water level alarm and low temperature alarm. Imported compressor from Europe,US and Japan. Refrigerating system welded with oxygen free method, to reduce oxides and ensure the smooth surface. Throttle components from Danfosss(Denmark) and Alco(US). SUS304 stainless steel water tank, to avoid corrosion or water leak. Stainless plate, coil, shell, and tube or fin type efficient heat exchanger. RS485 communication function, to realize automatic management(optional). Electrical devices supplied from OMRON, FUJI.TE,LG,MOELLER and SCHNEIDER. Control mode:imported micro-computer or PLC(optional). Perfect safety protection, failure display, and not requiring professional personel for maintenance.Highly efficient evaporator and conderser, to save over 30% energy. Temperature controlled 7-35°C:precision controlled +_2°C.
Technical parameters table:
Model parameter |
SJ-340AS | SJ-370AS | SJ-400AD | SJ-460AD | SJ-520AD | SJ-620AD | SJ-740AD | |
Cooling capacity | Kcal/h | 300398 | 325080 | 323188 | 417960 | 432236 | 565708 | 650160 |
KW(50HZ) | 349.3 | 378 | 375.8 | 486 | 502.6 | 657.8 | 756 | |
Motor input | KW | 99 | 107.1 | 109 | 131.4 | 142.6 | 181.6 | 214 |
Maximum current | A | 170 | 183.7 | 189.4 | 223 | 245 | 312 | 367.4 |
Power Supply | 3N 380V/415V 50HZ | |||||||
R22 Refrigerant | Charge(kg) | 54 | 60 | 72 | 78 | 84 | 90 | 96 |
Control Type | External Balanced Thermostatic Expansion Valve | |||||||
Compressor | Type | Screw Semi-hermetic | ||||||
Motor(kw) | 89 | 97.1 | 51.5*2 | 62.7*2 | 68.3*2 | 80.8*2 | 97.1*2 | |
Evaporator | Type | Shell and Tube | ||||||
Flow Rate(m3/h) | 60.2 | 65.2 | 64.8 | 83.8 | 86.7 | 113.4 | 130.3 | |
Pressure Drop(kPa) | 43 | 45 | 45 | 40 | 45 | 45 | 46 | |
In/Out Pipe Size | 100 | 100 | 80*2 | 80*2 | 80*2 | 100*2 | 100*2 | |
Condenser | ||||||||
Air | Type | |||||||
Air volume | 90000 | 100000 | 120000 | 140000 | 160000 | 180000 | 200000 | |
Size | Length(mm) | 3600 | 3600 | 4200 | 4200 | 4500 | 4500 | 4500 |
Width(mm) | 1800 | 1800 | 1800 | 1800 | 1800 | 2260 | 2260 | |
Height(mm) | 2200 | 2200 | 2200 | 2200 | 2400 | 2390 | 2500 | |
Net Weight(KG) | 2500 | 2500 | 3600 | 3600 | 3700 | 3850 | 4200 |
Cooling capacity reference: inlet 12℃ cold water, outlet 7℃ cold water, inlet air temperature 35℃.