Manitowoc S - S1400 Series

Refrigeration System Section 7
7-42
Part Number 80-1480-3
S1400 SERIES
Self-Contained Air-Cooled
NOTE: These characteristics may vary depending on
operating conditions.
Cycle Times
Freeze Time + Harvest Time = Total Cycle Time
24 Hour Ice Production
Operating Pressures
S1400 SERIES
Self-Contained Water-Cooled
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
70/21.1 8.4-9.4 9.4-10.5 10.0-11.2
1-2.580/26.7 8.9-9.9 9.9-11.1 10.8-12.0
90/32.2 10.2-11.2 10.9-12.2 11.8-13.2
100/37.8 11.6-12.9 12.8-14.2 13.8-15.4
Times in minutes
Air Temp.
Entering
Condenser
°F/°C
Water Temperature °F/°C
50/10.0 70/21.1 90/32.2
70/21.1 1450 1320 1250
80/26.7 1390 1260 1170
90/32.2 1250 1160 1080
100/37.8 1100 1010 940
Based on average ice slab weight of 10 - 11 lb
Air Temp.
Entering
Condenser
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
50/10.0 220-280 40-28 150-180 70-90
70/21.1 220-280 42-28 160-180 70-90
80/26.7 225-290 44-30 160-180 70-90
90/32.2 260-310 46-30 180-200 80-100
100/37.8 290-360 48-31 200-220 90-115
110/43.3 320-400 50-32 220-250 100-140
Suction pressure drops gradually throughout the freeze cycle
Air Temp.
Around Ice
Machine
°F/°C
Freeze Time
Harvest
Time
Water Temperature °F/°C
50/10.0 70/21.1 90/32.2
70/21.1 8.9-10.0 9.8-10.9 11.2-12.5
1-2.5
80/26.7 8.9-10.0 9.8-10.9 11.4-12.6
90/32.2 8.9-10.0 9.6-10.7 11.6-12.9
100/37.8 9.0-10.1 10.0-11.2 11.7-13.0
Times in minutes
Air Temp.
Around Ice
Machine
°F/°C
Water Temperature °F/°C
50/10.0 70/21.1 90/32.2
70/21.1 1380 1280 1130
80/26.7 1380 1280 1120
90/32.2 1380 1300 1100
100/37.8 1370 1250 1090
Based on average ice slab weight of 10 - 11 lb
Condenser
Water
Consumption
90/32.2 Air Temperature
Around Ice Machine
Water Temperature °F/°C
59/15.0 70/21.1 90/32.2
Gal / per
100 lbs of ice
90 145 590
Water regulating valve set to maintain 240 PSIG discharge pressure
Air Temp.
Around Ice
Machine
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
50/10.0 235-245 40-28 160-175 70-90
70/21.1 235-245 42-29 160-175 75-100
80/26.7 235-260 42-30 170-195 80-105
90/32.2 240-270 42-30 180-200 85-110
100/37.8 250-280 43-30 185-200 90-110
110/43.3 250-285 44-31 190-205 90-115
Suction pressure drops gradually throughout the freeze cycle