Manitowoc Marine Q 1000, Service Technician'S Handbook

Page: 143 / 179

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Q600 Series - Remote
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
Times in minutes
Water Temperature °F/°C
50/10.0 70/21.1 90/32.2
-20/-28.9 to 70/21.1 7.9-9.4 8.9-10.5 9.5-11.2
1-2.5
80/26.7 8.0-9.4 9.0-10.6 9.6-11.3
90/32.2 8.1-9.5 9.1-10.7 9.7-11.4
100/37.8 8.4-9.9 9.5-11.2 10.1-11.9
110/43.3 8.9-10.5 10.1-11.9 10.9-12.8
Air Temp. Entering
Condenser
°F/°C
Water Temperature °F/°C
Based on average ice slab weight of 4.12 - 4.75 lb.
Regular cube derate is 7%
Ratings with JC0895 condenser, dice or half-dice cubes
50/10.0 70/21.1 90/32.2
-20/-28.9 to 70/21.1 630 570 540
80/26.7 625 565 535
90/32.2 620 560 530
100/37.8 600 540 510
110/43.3 570 510 480
Air Temp.
Entering
Condenser
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Suction pressure drops gradually throughout the freeze cycle
-20/-28.9 to
50/10.0
220-250 42-26 152-170 75-100
70/21.1 225-260 44-26 155-172 82-100
80/26.7 245-265 46-26 156-174 82-100
90/32.2 250-265 48-26 157-174 84-100
100/37.8 265-295 52-26 158-176 84-100
110/43.3 300-335 52-28 158-176 84-105