User Manual - Page 211

For IRT1900N263E.

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Part Number: 000015430 Rev 02 5/20 211
IT0500W
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 11.7-13.5 13.9-15.9 15.9-18.2
1-2.5
80/27 12.3-14.1 14.5-16.5 16.4-18.7
90/32 12.4-14.3 15.1-17.2 16.9-19.3
100/38 12.6-14.4 15.5-17.7 17.4-19.9
110/43 12.9-14.8 15.9-18.2 18.0-20.5
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
70/21 500 430 380
80/27 480 415 370
90/32 475 400 360
100/38 470 390 350
110/43 460 380 340
1 Based on average ice slab weight of 4.60 - 5.20 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
50/10 330 75-38 165-175 135-150
70/21 330-335 75-40 165-180 135-155
80/27 330-350 80-41 180-190 140-160
90/32 330-335 80-42 180-190 145-160
100/38 330-335 80-43 180-190 145-160
110/43 330-350 85-43 185-210 150-175
1 Suction pressure drops gradually throughout the freeze cycle
2 Water regulating valve set to maintain 230 PSIG
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