Flooded Type Water Cooled Screw Chiller Technical Manual
5
2. Unit Performance
2.1 Performance Parameter Table
Note of performance parameters:
1. Nominal cooling capacity of unit is tested under following working conditions:
Chilled water Inlet temperature: 12
℃
Outlet temperature: 7
℃
Cooling water Inlet temperature of: 30
℃
Outlet temperature: 35
℃
Fouling coefficient of evaporator: 0.0176m
2
. /W
℃
Fouling coefficient of condenser: 0.043m
2
. /W
℃
2. Noise is tested at a distance 1m front and 1.5m high of the unit. Ambient noise is lower than
30dB(A);
2.1.1 Performance Parameter Table of Unit with Common Energy Efficiency
Model
ACWCS
C-960A5
/MS
ACWCS
C-1080A
5/MS
ACWCS
C-1180A
5/MS
ACWCS
C-1380A
5/MS
ACWCS
C-1570A
5/MS
ACWCS
C-1740A
5/MS
ACWCS
C-1880A
5/MS
ACWCS
C-2120A
5/MS
Cooling
capacity
kW
280
315
340
405
460
510
550
620
kcal/h×10
3
241
271
297
348
396
439
473
533
Cooling
power
kW
57.5
64.8
70.5
82.7
92.0
101.8
108.6
122.2
Max.
running
current
A
171
193
220
241
310
336
355
377
Power supply
380V3N
～
/50Hz
Compr
essor
Model
semi-hermetic screw-type
Quantity (pcs)
1
Startup mode
Y
－△
,
shunt winding
Power of oil
heater (W)
300
Adjustment of
cooling
capacity
stepless adjustment
Evapo
rator
Type
flooded-type evaporator
Quantity
1
Pipe diameter DN100
DN100
DN125
DN125
DN125
DN125
DN150
DN150
Cooling water
flow (m
3
/h)
48.2
54.2
59.3
69.6
79.1
87.7
94.6
106.6
Hydraulic
resistance
(Kpa)
44
52
55
56
57
59
59
60
Conde
nser
Type
shell and tube condenser
Quantity
1
Pipe diameter DN100
DN100
DN125
DN125
DN125
DN125
DN150
DN150
Cooling water
flow (m
3
/h)
58.0
65.3
71.5
83.9
94.9
105.2
113.3
127.6
Hydraulic
resistance
(Kpa)
50
54
57
58
59
61
61
62
Refrig
erant
Type
R22
Control mode
electronic expansion valve
Unit
L(mm)
3200
3200
3250
3250
3250
3500
3500
3550
