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Part Number: 000015430 Rev 02 5/20 233
IT1900W
Self-Contained Water-Cooled Model
Characteristics vary depending on operating conditions.
CYCLE TIMES
Freeze Time + Harvest Time = Total Cycle Time
Air Temp.
Around Ice
Machine °F/°C
Freeze Time
Harvest
Time ¹
Water Temperature °F/°C
50/10 70/21 90/32
70/21 8.7-9.9 9.5-10.8 11.3-12.8
1-2.5
80/27 8.9-10.1 9.8-11.1 11.7-13.2
90/32 9.0-10.3 10.4-11.8 11.9-13.6
100/38 9.1-10.4 11.0-12.6 12.2-13.9
110/43 9.4-10.7 11.4-13.0 12.4-14.0
1 Times in minutes
24 HOUR ICE PRODUCTION
Air Temp. Around Ice
Machine °F/°C
Water Temperature °F/°C ¹
50/10 70/21 90/32
70/21 1900 1780 1535
80/27 1885 1735 1490
90/32 1865 1665 1400
100/38 1745 1560 1355
110/43 1790 1515 1315
1 Based on average ice slab weight of 13.2 - 14.8 lb.
OPERATING PRESSURES
Air Temp
Around Ice
Machine
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG ²
Suction
Pressure
PSIG ¹
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
50/10 310-320 60-38 165-180 110-125
70/21 310-320 60-38 165-180 115-125
80/27 310-320 65-38 165-190 115-130
90/32 310-320 70-38 175-195 120-135
100/38 320-360 75-38 180-200 120-140
110/43 330-370 75-38 180-200 120-140
1 Suction pressure drops gradually throughout the freeze cycle
2 Water regulating valve set to maintain 315 psig
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