Refrigeration System Section 7
7-46
Part Number 80-1480-3
S1800 SERIES
Remote
NOTE: These characteristics may vary depending on
operating conditions.
Cycle Times
Freeze Time + Harvest Time = Total Cycle Time
24 Hour Ice Production
Operating Pressures
Air Temp.
Entering
Condenser
°F/°C
Freeze Time
Harvest
Time
Water Temperature °F/°C
50/10.0 70/21.1 90/32.2
-20/-28.9 to
70/21.1
8.9-9.8 10.0-11.0 10.7-11.7
1-2.5
80/26.7 9.0-9.9 10.1-11.1 10.8-11.9
90/32.2 9.2-10.1 10.1-11.1 10.8-11.9
100/37.8 9.6-10.5 10.0-11.0 11.6-12.7
110/43.3 10.4-11.5 11.5-12.6 12.5-13.7
Times in minutes
Air Temp.
Entering
Condenser
°F/°C
Water Temperature °F/°C
50/10.0 70/21.1 90/32.2
-20/-28.9 to
70/21.1
1800 1630 1540
80/26.7 1780 1620 1520
90/32.2 1750 1610 1520
100/37.8 1690 1630 1430
110/43.3 1570 1440 1340
Based on average ice slab weight of 13- 14.125 lb
Ratings with JC1395 condenser
Air Temp.
Entering
Condenser
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
-20/-28.9 to
50/10.0
250-220 44-26 110-170 65-85
70/21.1 280-240 50-28 115-180 70-90
80/26.7 290-245 50-28 115-180 70-90
90/32.2 300-250 52-28 120-195 70-90
100/37.8 340-260 60-28 125-210 70-90
110/43.3 390-295 60-30 125-220 80-100
Suction pressure drops gradually throughout the freeze cycle
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