Scotsman 600 Eclipse - Manual (Page 46)

Operational Characteristics 800 lb system
Cycle Times @ Condenser Temp/Cabinet Temp/Water Temp in degrees F.
System Pressures @ Condenser Temp/Cabinet Temp/Water Temp in degrees F
Headmaster maintains a minimum discharge
pressure during freeze of:
·
217 PSIG + 25, -15 PSIG
CPR Valve Setting: 55 - 60 PSIG.
Note: CPR allows a maximum low side pressure at
the CP unit’s compressor. Maximum only occurs
during harvest.
Refrigerant Charge
·
232 oz
Compressor Amps
·
Single Phase - 9
·
Three Phase - 6
Batch Weight: 8 to 10 lb
Discharge Pressure Cut Out Switch
·
Cuts Out at: 450 PSIG
·
Resets at: 350 PSIG
Compressor: CS14K68
Expansion Valves: 3
Typical Low Side System Pressure Changes at Ice
Making Section:
·
Freeze: Pulls down rapidly to 80 PSIG, then
slowly to 35 to 38 PSIG
·
Harvest: Rapid increase to >120, PSIG, drops
slightly to 110 - 120 PSIG
Eclipse
ä 600, 800, 1000
April 2002
Page 46
70/70/50 90/90/70 120/110/100
Freeze 14 to 16 minutes 16 to 19 minutes 19 to 22 minutes
Harvest 2 ½ minutes 2 ½ minutes 1 minute
70/70/50 90/90/70 120/110/100
Suction at Ice Making Section, end of Freeze 26 to 32 PSIG 30 to 36 PSIG 36 to 42 PSIG
Suction at Ice Making Section, Harvest - Peak 90 to 110 PSIG 120 to 140 PSIG 130 to 150 PSIG
Discharge at Condensing Unit: Freeze - 5 minutes in 220 to 240 PSIG 240 to 260 PSIG 355 to 375 PSIG