Manitowoc Q450 User Manual

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Q420/450 Series - Self-Contained Water-Cooled
Characteristics may vary depending on operating conditions.
CYCLE TIMES
Freeze Time + Harvest Time = Total Cycle Time
24 HOUR ICE PRODUCTION
CONDENSER WATER CONSUMPTION
OPERATING PRESSURES
Air Temp.
Around Ice
Machine
°F/°C
Freeze Time
Harvest
Time
Times in minutes
Water Temperature °F/°C
50/10.0 70/21.1 90/32.2
70/21.1 9.9-11.7 11.4-13.4 12.6-14.8
1-2.5
80/26.7 10.1-11.9 11.7-13.7 13.0-15.2
90/32.2 10.4-12.2 12.0-14.0 13.3-15.6
100/37.8 10.6-12.5 12.3-14.4 13.7-16.0
Air Temp. Around Ice
Machine °F/°C
Water Temperature °F/°C
Based on average ice slab weight of 4.12 - 4.75 lb.
Regular cube derate is 7%
50/10.0 70/21.1 90/32.2
70/21.1 520 460 420
80/26.7 510 450 410
90/32.2 500 440 400
100/37.8 490 430 390
Air Temp. Around Ice
Machine 90°F/32.2°C
Water Temperature °F/°C
Water regulating valve set to maintain 230 PSIG discharge pressure
50/10.0 70/21.1 90/32.2
Gal/24 hours 400 740 2400
Air Temp.
Around Ice
Machine
°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
50/10.0
235-245 50-35 165-180 85-100
70/21.1 235-245 50-35 165-180 85-100
80/26.7 235-245 50-35 165-180 85-100
90/32.2 235-245 52-35 165-180 85-100
100/37.8 235-245 52-35 165-185 85-100
110/43.3 240-250 55-36 165-185 85-100

Manitowoc Q450 Specifications

General

Brand	Manitowoc
Model	Q450
Category	Ice Maker
Language	English