Scotsman 600 Eclipse - Manual (Page 47)

Operational Characteristics 1000 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
·
272 oz
Compressor Amps
·
Single Phase 11
·
Three Phase 7
Batch Weight: 8 to 10 lb
Discharge Pressure Cut Out Switch
·
Cuts Out at: 450 PSIG
·
Resets at: 350 PSIG
Compressor: CS18K68
Expansion Valves: 3
Typical Low Side System Pressure Changes at Ice
Making Section:
·
Freeze: Pulls down rapidly to 60 PSIG, then
slowly to 28 to 30 PSIG
·
Harvest: Rapid increase to >120, PSIG, drops
slightly to 110 - 120 PSIG
Eclipse
ä 600, 800, 1000
April 2002
Page 47
70/70/50 90/90/70 120/110/100
Freeze 12 to 13 minutes 13 to 14 minutes 18 to 19 minutes
Harvest 3 minutes 2 minutes 1 ½ minutes
70/70/50 90/90/70 120/110/100
Suction at Ice Making Section, end of Freeze 24 to 30 PSIG 26 to 32 PSIG 32 to 36PSIG
Suction at Ice Making Section, Harvest 90 to 110 PSIG 120 to 140 PSIG 160 to 190 PSIG
Discharge at Condensing Unit: Freeze - 5 minutes 220 to 240 230 to 250 PSIG 350 to 370 PSIG