I0520 Series - Manitowoc Indigo Series Technician's Handbook

I0520 SERIES

I0520A
Self-Contained Air-Cooled 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 3.40 - 3.90 lb
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 Preliminary 6/11
Water Temperature °F/°C
50/10
8.8-10.3
9.9-11.6
10.7-12.5
12.5-14.5
15.4-17.9
Freeze Cycle
Discharge Suction
Pressure Pressure
PSIG
195-255
195-270
220-285
250-320
290-390
320-400
Freeze Time
70/21
10.2-11.9
11.4-13.3
13.6-15.8
14.8-17.2
16.6-19.3
Water Temperature °F/°C
50/10
475
430
400
350
290
Discharge
Pressure
PSIG
50-30 125-185
60-30 135-190
62-32 135-195
70-34 175-195
75-35 190-215
80-37 225-250
Harvest
90/32
11.7-13.7
13.8-16.1
15.4-17.9
16.6-19.3
18.1-21.0
70/21 90/32
420
380
325
300
270
Harvest Cycle
Suction
Pressure
PSIG PSIG
70-90
80-115
80-115
85-115
115-140
130-170
1
Time
1-2.5
1
370
320
290
270
250
1
317