Water cooled screw chiller
Product options
- Salt water evaporator
- Stepless energy regulation
- Pump/Cooling tower control
- Special power supply
- Remote communication connector
Products Features
1. Twin screw compressor brand is employed, with high efficiency, low noise level, less wearing and long operation time.
2.Four stage volume control or 0%-100% automatic regulation.
3.Use PLC microcomputer control from Germany SIEMENS. LCD touch screen, both English and Chinese human-machine interface.
4.Complete breakdown protection: high and low pressure protection, air discharge protection, oil level protection, water flow protection, reverse and lack phase protection, chilled water anti-freezing protection, cooling water overheat protection.
5.Wide range of variable chilled water temperature to meet the low temperature industrial requirements.
Product specification
Refrigerant: R22/R407C/R404a/R134a
Evaporator max water pressure drop: 1.0Mpa
Evaporator: fouling factor 0.018m2.ºC/KW
Condenser: fouling factor 0.044m2.ºC/KW
Power supply: 380V/3P/50Hz
Allowable voltage fluctuate: ±5%
Allowable frequency fluctuate: ±2%
Technical parameter
Water cooled screw chiller(single compressor) technical parameter
SW- |
Type |
100S |
135S |
175S |
190S |
235S |
260S |
300S |
320S |
350S |
380S |
Nominal cooling capacity |
kw |
98.0 |
135.0 |
175.6 |
191.1 |
233.3 |
255.6 |
301.1 |
317.8 |
347.8 |
380.0 |
104 kcal/h |
8.4 |
11.6 |
15.1 |
16.4 |
20.1 |
22.0 |
25.9 |
27.3 |
29.9 |
32.7 |
Operating control method |
Use PLC microcomputer control |
Power Supply |
380V/3N/50HZ |
Start up type |
Y-△ |
Compressor |
Type |
Semi-closed 5:6 asymmetric twin-screw compressor |
Input power(kw) |
23.0 |
30.0 |
39.0 |
42.0 |
51.0 |
56.0 |
63.0 |
66.0 |
73.0 |
80.0 |
Rated current(A) |
39.2 |
51.6 |
64.7 |
71.0 |
86.4 |
94.1 |
105.9 |
111.4 |
122.7 |
133.8 |
Energy regulation |
0-33%-66%-100% |
0-25%-50%-75%-100% |
Evaporator |
Type |
High efficiency dry type shell and tube heat exchanger |
Flow(m3/h) |
16.9 |
23.2 |
30.2 |
32.9 |
40.1 |
44.0 |
51.8 |
54.7 |
59.8 |
65.4 |
Water pressure drop(kPa) |
45.0 |
45.0 |
48.0 |
48.0 |
50.0 |
50.0 |
50.0 |
55.0 |
55.0 |
55.0 |
Interface size |
DN65 |
DN80 |
DN100 |
DN125 |
Condenser |
Type |
High efficiency shell and tube heat exchanger |
Flow(m3/h) |
20.8 |
28.4 |
36.9 |
40.1 |
48.9 |
50.0 |
50.0 |
55.0 |
55.0 |
55.0 |
Water pressure drop(kPa) |
42.0 |
42.0 |
45.0 |
45.0 |
48.0 |
48.0 |
48.0 |
52.0 |
52.0 |
52.0 |
Interface size |
DN65 |
DN80 |
DN100 |
DN125 |
Refrigerant |
Type |
R22 |
Refrigerant volume(kg) |
16.0 |
22.0 |
25.0 |
30.0 |
35.0 |
40.0 |
45.0 |
50.0 |
53.0 |
56.0 |
Overall dimensions |
Length(mm) |
2450 |
2450 |
2700 |
2850 |
2850 |
2850 |
2850 |
3250 |
3250 |
3250 |
Width(mm) |
660 |
660 |
660 |
890 |
890 |
920 |
920 |
920 |
960 |
985 |
Height(mm) |
1450 |
1590 |
1590 |
1600 |
1690 |
1690 |
1690 |
1690 |
1750 |
1750 |
Weight |
Machine weight(kg) |
850 |
1050 |
1150 |
1270 |
1340 |
1430 |
1640 |
1710 |
1780 |
1850 |
Operating weight(kG) |
900 |
1150 |
1300 |
1420 |
1540 |
1670 |
1890 |
1930 |
1970 |
2050 |
1. Cooling condition: Chilled water inlet/outlet temperature 12/7 ºC, cooling water inlet/outlet temperature 30ºC/35ºC
2. Temperature term: Chilled water outlet temperature 5ºC~15ºC; cooling water inlet temperature 19ºC~33ºC.
Contact to us
Shanghai Shenglin M&E Technology Co.,Ltd
Ms. Meiling