I1870C/Icvd1895 - Manitowoc QuietQube Indigo Series Technician's Handbook

I1870C/ICVD1895

Remote Air-Cooled Condensing Unit Model
Characteristics vary depending on operating conditions.
CYCLE TIMES
Freeze Time + Harvest Time = Total Cycle Time
Freeze Time + Harvest Time = Cycle Time
Air Temp.
Entering
Condenser
°F/°C
-20 to 70/
-29 to 21
80/27
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 = 15.5 lb. to 16.75 lb.
7.75 - 8.38 lb per evaporator
7.0 kg to 7.6 kg (3.5 to 3.8 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 8/12
Freeze Time
Water Temperature °F/°C
50/10
11.5-12.6
13.2-14.4
14.3-15.5
15.4-16.8
11.5-12.6
50/10
1715
1520
1415
1320
Freeze Cycle
Discharge
Pressure Pressure
psig
215-250
215-260
240-280
250-295
290-365
300-380
70/21
15.5-14.4 14.3-15.6
14.7-16.0 16.5-18.0
16.4-17.8 17.7-19.3
17.7-19.3 19.3-20.9
15.5-14.4 14.3-15.6
Water Temperature °F/°C
70/21
1520
1375
1250
1160
Suction Discharge
Pressure
psig
60-30 140-155
60-33 140-155
60-34 145-165
60-35 150-170
60-36 160-190
60-37 170-200
Harvest
Time
90/32
.75-2.5
90/32
1410
1240
1160
1075
Harvest Cycle
Suction
Pressure
psig psig
65-90
65-90
65-95
65-95
75-100
80-110
219