Manitowoc Indigo Series Technician's Handbook page 253

I1800N
Remote Air-Cooled Condenser Model
Characteristics vary depending on operating conditions.
CYCLE TIMES
Freeze Time + Harvest Time = Total Cycle Time
Air Temp.
Entering
Condenser
°F/°C
70/21
80/27
90/32
100/38
110/43
1 Times in minutes
24 HOUR ICE PRODUCTION
Air Temp. Entering
Condenser
°F/°C
70/21
80/27
90/32
100/38
110/43
1 Based on average ice slab weight of 13.20 - 14.80lb
OPERATING PRESSURES
Air Temp.
Entering
Condenser
°F/°C
50/10
70/21
80/27
90/32
100/38
110/43
1 Suction pressure drops gradually throughout the freeze cycle
Part Number STH025 02/12
Water Temperature °F/°C
50/10
9.2-10.5
9.6-11.0
10.2-11.6
11.0-12.5
11.9-13.6
Freeze Cycle
Discharge
Pressure Pressure
PSIG
230-265
240-265
250-275
250-300
275-335
310-385
Freeze Time
70/21
10.1-11.5
10.6-12.1
11.2-12.8
12.1-13.8
13.2-15.0
Water Temperature °F/°C
50/10
1775
1705
1625
1525
1415
Suction Discharge
Pressure
PSIG
38-24 100-160
40-26 110-170
45-28 110-180
52-29 110-180
55-31 110-185
55-32 120-190
Harvest
90/32
10.0-12.4
11.5-13.0
12.2-13.9 0.75-2.0
13.3-15.1
14.7-16.6
70/21
1635
1565
1495
1395
1295
Harvest Cycle
Suction
Pressure
PSIG PSIG
70-85
70-90
70-95
70-95
75-100
80-110
1
Time
1
90/32
1535
1465
1385
1285
1175
1
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