I1470C/Icvd1496 - Manitowoc Indigo Series Technician's Handbook

I1470C/ICVD1496

Remote Air-Cooled Condensing Unit Model
Characteristics vary depending on operating conditions.
CYCLE TIMES
Freeze Time + Harvest Time = Total Cycle Time
Air Temp.
Entering
Condenser
°F/°C
-20 to 70/
-29 to 21
90/32
100/38
110/43
1
Times in minutes - Dice cube
24-HOUR ICE PRODUCTION
Air Temp. Entering
Condenser
°F/°C
-20 to 70/
-29 to 21
90/32
100/38
110/43
1
Ice slab weight of one harvest cycle = 12.0 lb. to 14.0 lb.
6.0 to 7.0 lbs per evaporator
5.44 kg to 6.35 kg (2.72 to 3.18 kg per evaporator)
230/50/1 is approximately 12% lower than 230/60/1.
OPERATING PRESSURES
Air Temp.
Entering
Condenser
°F/°C
-20 to 50/
-29 to 10
70/21
80/27
90/32
100/38
110/43
Part Number STH026 6/15
Freeze Time
Water Temperature °F/°C
50/10
11.3-13.4
12.8-15.2
13.8-16.3
14.7-17.4
50/10
1350
1210
1130
1065
Freeze Cycle
Discharge
Pressure
psig
250-235
250-235
275-240
300-285
350-300
410-350
70/21
12.3-14.6 14.2-16.8
13.7-16.3 16.0-18.9
15.8-18.7 17.1-20.2
16.9-19.9 18.2-21.5
Water Temperature °F/°C
70/21
1255
1135
1000
940
Suction Discharge
Pressure Pressure
psig
60-36
60-38
60-38
65-39
70-40
80-40
Harvest
90/32
.75-2.5
90/32
Harvest Cycle
Suction
Pressure
psig
140-165
150-170
160-180
170-190
180-200
190-215 100-125
Time
1100
990
930
875
psig
70-95
70-95
85-95
90-110
95-115
223