Scotsman CME650R - Manual (Page 21)

SYSTEM SPECIFICATIONS
The following numbers can be used as a guideline. There will be some variation from unit to unit.
Typical Cycle Time
••
14-16 minutes @ 0
o
F. condenser, 70
o
F. air and 55
o
F. water
••
15-17 minutes @ 90
o
F. condenser, 90
o
F. air and 70
o
F. water
Typical Harvest Ice Weight
••
5-6 lb.
Typical Low Side Pressure (at the end of freeze)
••
27 PSIG
Typical Freeze Cycle Discharge Pressure
••
250 - 270 PSIG @ 90
o
F. condenser, 90
o
F. air and 70
o
F. water
••
Discharge pressure control valve rated for 240 PSIG
Refrigerant Charge
••
208 ounces of R-404A
Harvest Time
••
Preset at 2.66 minutes, may be adjusted to suit local conditions
Typical Suction Pressure in Harvest
••
90 - 95 PSIG @ 70
o
F. air and 50
o
F. water
••
100 - 110 PSIG @ 90
o
F. air and 70
o
F. water.
Typical Compressor Amp Draw
••
7 - 8 freeze, 9 - 10 harvest
High Pressure Cut Out
••
Cuts out at 450 PSIG, manual reset
Pump Down Pressure Switch
••
Closes at 35 PSIG
••
Opens at 15 PSIG
Compressor
••
Copeland CS12K6E
Bin Thermostat
••
Adjustable: C.I. range between 38.5
o
F., and 43.5
o
F.; C.O. range between 33.5
o
F.,and 38.5
o
F.
Timer
••
1 revolution takes 8 minutes
Cube Size Control
••
Cut In adjustable between 0
o
F. and +24
0
F.
Remote Condensers:
••
RTE651-32A: 2 ton, 1 circuit, 208-230 volt.
••
RTE652-32A: 2 ton, 2 circuit, 208-230 volt
Thermostatic Expansion Valve
••
Not adjustable
CME650R
October 1994
Page 21