Technical Characteristics - Scotsman CME500 Service Manual

Technical Characteristics

Typical Cycle Time
o
24 minutes @ 90 F. air and 70
o
19 minutes @ 70 F. air and 50
Typical Harvest Ice Weight
5.5 - 6 pounds.
Typical Low Side Pressure Just Before Harvest
Air cooled = 40 PSIG; Water cooled = 35 PSIG
Typical Freeze Cycle Air Cooled Discharge Pressure
275 - 290 PSIG @ 90
Refrigerant Charge:
Air cooled = 32 ounces R-404A
Water cooled = 20 ounces R-404A
Harvest Time
2
Pre-set at 2 and
3
Typical Low Side Pressure, in harvest:
Air cooled = 105 PSIG; Water cooled = 85 PSIG
Typical Peak Discharge Pressure, in harvest:
200-210 PSIG
Hi Pressure Cut Out Point:
450 PSIG, air cooled; 400 PSIG, water cooled
Fan Pressure Switch
240 PSIG C.I.
190 PSIG C.O.
Hi Temperature Cut Out Point:
o
140 F. (at hot gas valve)
Typical Compressor Amp Draw:
10-12 during the freeze cycle and 12-15 during the harvest cycle (115 v).
Compressor:
Copeland: RS55C1E-PAA-213
Water Inlet Valve Flow Rate:
.75 g.p.m.
Cube Size Thermostat:
Adjustable Cut In as needed to obtain correct cube size, C.I. range between 42
Bin Thermostat
Adjustable; C.I. range between 38.5
Thermostatic Expansion Valve
Not adjustable
o
F. water
o
F. water
o o
F. air and 70 F. water
minutes. Adjustable to match field requirements.
o
F. and 43.5
o
F, C.O. range between 33.5
October 1994
Page 17
CME500
o o
F. and 5 F
o o
F. and 38.5 F