Technical Characteristics - Scotsman CM500 User Manual

Technical Characteristics

Typical Cycle Time
o
25 minutes @ 90 F. air and 70
o
17 minutes @ 70 F. air and 50
Typical Harvest Ice Weight
5-6 pounds.
Typical Low Side Pressure
32 - 35 PSIG just before harvest
Typical Freeze Cycle Discharge Pressure
200- 240 PSIG @ 70
250 - 300 PSIG @ 90
Refrigerant Charge:
C-D models, Air cooled = 32 ounces R-502; Water cooled = 26 ounces R-502
E model, Air cooled = 32 ounces; Water cooled = 28 ounces
Harvest Time
Pre-set at 2 and a quarter minutes. Adjustable to match field requirements.
Typical low side pressure, in harvest:
95 - 100 PSIG
Typical Discharge pressure, in harvest:
120 - 150 PSIG
Hi Pressure Cut Out Point:
450 PSIG, air cooled; 350 PSIG, water cooled
Hi Temperature Cut Out Point:
o
140 F. (at hot gas valve)
Typical Compressor Amp Draw:
E series only: 9-10 during the freeze cycle and 11 during the harvest cycle. Older models (C - D series)
have higher amp draws.
Compressors:
C and D models: Copeland: RSN4-0075-IAA-220
E model: Copeland: RRG4-0100-PAA-205
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 15
o
F. water
o
F. water
o o
F. air and 50 F. water
o o
F. air and 70 F. water
December, 1992
Page 17
CM500
o o ..
F. and 2 F