Kt0420A Self-Contained Air-Cooled - Koolaire KDT0300A Technician's Handbook

KT0420A SELF-CONTAINED AIR-COOLED

NOTE: These characteristics may vary depending on
operating conditions.
Cycle Times
Freeze Time + Harvest Time = Total Cycle Time
Air Temp.
Entering
Condenser
°F/°C
70/21
80/27
90/32
100/38
110/43
Times in minutes
24 Hour Ice Production
Air Temp. Entering
Condenser °F/°C
70/21
80/27
90/32
100/38
110/43
Based on average ice slab weight of 3.40 – 3.90 lb (1.54 – 1.77 kg)
230/50/1 production is approximately 12% lower than 230/60/1.
Operating Pressures
Air Temp.
Entering
Condenser
°F/°C
50/10
70/21
80/27
90/32
100/38
110/43
Suction pressure drops gradually throughout the freeze cycle
Part Number STH063 9/17
Freeze Time
Water Temperature °F/°C
50/10
9.6-11.3 10.4-12.2
10.2-11.9 11.2-13.1
11.1-12.9 12.5-14.5
12.1-14.1 14.3-16.6
14.0-16.3 15.7-18.2
50/10
440
420
390
360
315
Freeze Cycle
Discharge
Pressure
PSIG
275-360
290-380
300-390
330-400
400-500
430-520
70/21
12.5-14.5
14.0-16.3
14.8-17.2
16.3-18.9
17.0-19.7
Water Temperature °F/°C
70/21
410
385
350
310
285
Suction Discharge
Pressure Pressure
PSIG
60-31 180-220
65-32 200-220
65-33 215-235
70-34 235-245
80-34 355-370
95-34 370-375
Harvest
Time
90/32
1.0-2.5
90/32
350
315
300
275
265
Harvest Cycle
Suction
Pressure
PSIG
130-160
140-160
150-170
160-180
240-270
255-275
PSIG
119