Refrigeration System
Section 7
7-32
Part Number 80-1480-3
S320 SERIES
Self-Contained Air-Cooled
NOTE: These characteristics may vary depending on
operating conditions.
Cycle Times
Freeze Time + Harvest Time = Total Cycle Time
24 Hour Ice Production
Operating Pressures
S320 SERIES
Self-Contained Water-Cooled
NOTE: These characteristics may vary depending on
operating conditions.
Cycle Times
Freeze Time + Harvest Time = Total Cycle Time
24 Hour Ice Production
Operating Pressures
Air Temp.
Entering
Condenser
°F/°C
Freeze Time
Harvest
Time
Water Temperature °F/°C
50/10.0
70/21.1
90/32.2
70/21.1
12.3-14.0
13.1-14.9
14.1-16.0
1-2.5
80/26.7
13.1-14.9
14.6-16.6
15.8-18.0
90/32.2
15.2-17.3
17.2-19.5
18.0-20.4
100/37.8
18.0-20.4
19.8-22.4
20.8-23.5
Times in minutes
Air Temp.
Entering
Condenser
°F/°C
Water Temperature °F/°C
50/10.0
70/21.1
90/32.2
70/21.1
340
320
300
80/26.7
320
290
270
90/32.2
280
250
240
100/37.8
240
220
210
Based on average ice slab weight of 3.25 - 3.65 lb
Air Temp.
Entering
Condenser
°F/°C
Freeze Cycle
Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
50/10.0
195-260
60-34
130-160
80-115
70/21.1
195-260
70-36
130-165
90-120
80/26.7
215-295
75-36
140-165
110-125
90/32.2
240-320
80-38
155-180
120-135
100/37.8
290-365
90-40
175-215
14-165
110/43.3
325-415
95-42
200-230
160-185
Suction pressure drops gradually throughout the freeze cycle
Air Temp.
Around Ice
Machine
°F/°C
Freeze Time
Harvest
Time
Water Temperature °F/°C
50/10.0
70/21.1
90/32.2
70/21.1
12.7-14.4
13.6-15.5
15.2-17.3
1-2.5
80/26.7
13.1-14.9
14.1-16.0
15.2-17.3
90/32.2
13.6-15.5
14.6-16.6
15.8-18.0
100/37.8
14.1-16.0
15.2-17.3
16.5-18.7
Times in minutes
Air Temp.
Around Ice
Machine
°F/°C
Water Temperature °F/°C
50/10.0
70/21.1
90/32.2
70/21.1
330
310
280
80/26.7
320
300
280
90/32.2
310
290
270
100/37.8
300
280
260
Based on average ice slab weight of 3.25 - 3.65 lb
Condenser
Water
Consumption
90/32.2 Air Temperature
Around Ice Machine
Water Temperature °F/°C
59/15.0
70/21.1
90/32.2
Gal / per
100 lbs of ice
90
160
1010
Water regulating valve set to maintain 230 PSIG discharge pressure
Air Temp.
Around Ice
Machine
°F/°C
Freeze Cycle
Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
50/10.0
225-245
60-38
150-185
85-105
70/21.1
225-245
68-38
150-190
100-120
80/26.7
225-250
78-39
155-195
110-145
90/32.2
225-255
80-40
155-200
115-145
100/37.8
225-260
82-41
155-205
120-150
110/43.3
225-265
85-42
155-210
120-150
Suction pressure drops gradually throughout the freeze cycle
Summary of Contents for S model
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