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224 Part Number: 000015430 Rev 02 5/20
IT0900 SERIES
IT0900A
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
Freeze Time
Harvest
Time ¹
Water Temperature °F/°C
50/10 70/21 90/32
70/21 9.0-10.7 10.2-12.1 11.2-13.2
1-2.5
80/27 9.5-11.3 10.6-12.5 11.4-13.5
90/32 10.3-12.2 11.3-13.4 12.2-14.5
100/38 11.6-13.7 12.9-15.2 14.0-16.5
110/43 14.3-16.9 15.3-18.1 16.0-18.8
1 Times in minutes
24 HOUR ICE PRODUCTION
Air Temp. Entering
Condenser °F/°C
Water Temperature °F/°C ¹
50/10 70/21 90/32
70/21 850 765 705
80/27 810 740 690
90/32 755 695 650
100/38 680 620 575
110/43 565 530 510
1 Based on average ice slab weight of 6.2 - 7.2 lb.
OPERATING PRESSURES
Air Temp
Entering
Condenser
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG ¹
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
50/10 280-350 65-35 140-165 85-120
70/21 280-350 65-36 145-170 90-120
80/27 300-400 70-37 150-190 100-125
90/32 370-440 80-38 170-220 110-130
100/38 420-520 85-39 245-290 135-185
110/43 470-540 90-40 255-300 140-190
1 Suction pressure drops gradually throughout the freeze cycle
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