Part Number STH039 8/13 103
Q270 SELF-CONTAINED AIR-COOLED
CYCLE TIMES
Freeze Time + Harvest Time = Total Cycle Time
24 HOUR ICE PRODUCTION
OPERATING TEMPERATURES
Air Temp.
Entering
Condenser
°C/°F
Freeze Time
Harvest
Time
1
1 Times in minutes
Water Temperature °C/°F
10°C/50°F 21°C/70°F 32°C/90°F
21°C/70°F 11.0-12.6 12.6-14.3 13.8-15.7
1-2.5
27°C/80°F 12.0-13.7 13.8-15.7 15.2-17.4
32°C/90°F 13.1-15.0 15.6-17.8 17.5-19.9
38°C/100°F 14.5-16.5 17.0-19.3 19.2-21.8
Air Temp. Entering
Condenser °C/°F
Water Temperature °C/°F
1
1 Based on average ice slab weight of 1107 - 1247 g (2.44 - 2.75 lb.)
10°C
50°F
21°C
70°F
32°C
90°F
21°C - kgs
70°F - lbs
127 kg
280 lbs
113 kg
250 lbs
104 kg
230 lbs
27°C - kgs
80°F - lbs
118 kg
260 lbs
104 kg
230 lbs
95 kg
210 lbs
32°C - kgs
90°F - lbs
109 kg
240 lbs
93 kg
205 lbs
84 kg
185 lbs
38°C - kgs
100°F - lbs
100 kg
220 lbs
86 kg
190 lbs
77 kg
170 lbs
Air Temp
Entering
Condenser
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Temp
Evaporator
Outlet
Temp
1
1 Suction temperature drops gradually throughout the freeze cycle
Discharge
Temp
Evaporator
Outlet
Temp
10°C
50°F
82° to-88°
180°-190°
-2° to -16°
28° to 04°
43° to 52°
110° to125°
4° to 10°
40° to 50°
21°C
70°F
82° to 88°
180° to 190°
-2° to -16°
28° to 04°
43° to 52°
110° to 125°
4° to 10°
40° to 50°
27°C
80°F
85° to 90°
185° to 195°
-1° to -16°
29° to 04°
46° to 57°
115° to 135°
4° to 13°
40° to 55°
32°C
90°F
88° to 93°
190° to 200°
-1° to -16°
30° to 04°
54° to -60°
130° to 140°
7° to 13°
45° to -55°
38°C
100°F
90° to 96°
195° to 205°
0° to -16°
32° to 04°
54° to 63°
130° to 145°
7° to 16°
45° to 60°