Scotsman SCE275 - Manual (Page 25)

SCE275
January 2003
Page 25
Technical Characteristics
Typical Harvest Ice Weight
2.8 to 3.2 lb.
Refrigerant Type / Charge
R-404A / 18 ounces air cooled
R-404A / 12 ounces water cooled.
Hi Pressure Cut Out - Automatic Reset (water cooled only)
400 PSIG Cut Out + or - 10 PSIG
300 PSIG Cut In + or - 10 PSIG
Typical Compressor Amp Draw
Freeze: begins at 6.9 declines to 4.1
Harvest: 7 - 7.3
Superheat
4-6
o
F. 10 minutes into freeze cycle. TXV is not adjustable.
Compressor
Tecumseh hermetic, capacitor start, capacitor run (A series).
Air Cooled 70
o
F. air and 50
o
F. water 90
o
F. air and 70
o
F. water
Typical Freeze Cycle Time 15 minutes 18 minutes
Typical Harvest Cycle Time 2 minutes 1.5 minutes
Typical Low Side Pressure, end of
freeze 24 PSIG 29 PSIG
Typical Discharge Pressure, end
of Freeze 235 PSIG 306 PSIG
Typical Low Side Pressure, peak
in Harvest 130 PSIG 118 PSIG
Typical Discharge pressure in
harvest 270 PSIG 240 PSIG
Water Cooled 70
o
F. air and 50
o
F. water 90
o
F. air and 70
o
F. water
Typical Freeze Cycle Time 15 minutes 16 minutes
Typical Harvest Cycle Time 2.5 minutes 2 minutes
Typical Low Side Pressure, end of
freeze 24 PSIG 26 PSIG
Typical Discharge Pressure, end
of Freeze 245 PSIG 245 PSIG
Typical Low Side Pressure, peak
in Harvest 90 PSIG 93 PSIG
Typical Discharge pressure in
harvest 175 PSIG 190 PSIG