Manitowoc b970 series, Technician'S Handbook, Page: 228 / 264

228 Part Number STH025 8/12
I0500 SERIES
I0500A
Self-Contained Air-Cooled Model
Characteristics vary depending on operating conditions.
CYCLE TIMES
Freeze Time + Harvest Time = Total Cycle Time
OPERATING PRESSURES
Air Temp.
Entering
Condenser
°F/°C
Freeze Time
Harvest
Time
1
1 Times in minutes
24 HOUR ICE PRODUCTION
Water Temperature °F/°C
50/10 70/21 90/32
70/21
11.0-12.6 12.9-14.8 14.3-16.3
1-2.5
80/27
12.4-14.3 14.9-17.0 15.1-17.2
90/32
14.5-16.5 15.5-17.7 17.4-19.9
100/38
16.2-18.5 17.7-20.2 19.9-22.7
110/43
18.6-21.2 20.2-22.1 22.2-25.2
Air Temp. Entering
Condenser
°F/°C
Water Temperature °F/°C
12
1 Based on average ice slab weight of 4.60 - 5.20 lb
2 230/50/1 is approximately 12% lower than 230/60/1
50/10 70/21 90/32
70/21
530 460 420
80/27
475 405 400
90/32
415 390 350
100/38
375 345 310
110/43
330 305 280
Air Temp.
Entering
Condenser
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
1
1 Suction pressure drops gradually throughout the freeze cycle
50/10
200-240 50-28 120-145 70-100
70/21
205-245 70-30 120-150 80-110
80/27
210-270 70-31 120-165 80-110
90/32
270-325 70-32 120-190 100-120
100/38
300-400 90-34 210-230 130-150
110/43
330-425 90-36 220-240 140-160