Scotsman EH330 D with ECC Condensing Unit - Manual (Page 23)

EH330, EH430 D and ECC Condensing Unit
Remote Low Side Cuber User Manual
October 2014
Page 22
Operational Characteristics 1800 lb system
Cycle Times @ Condenser Temp/Cabinet Temp/Water Temp in degrees F.
70/70/50 90/90/70 120/110/100
Freeze 10 to 14 minutes 12 to 16 minutes 17 to 19 minutes
Harvest 1 to 1.5 minutes 1 to 1.5 minutes .5 to 1 minute
System Pressures @ Condenser Temp/Cabinet Temp/Water Temp in degrees F
70/70/50 90/90/70 120/110/100
Suction at head, end of Freeze 25 to 35 PSIG 25 to 35 PSIG 25 to 35 PSIG
Suction at head, Harvest - Peak 80 to 100 PSIG 90 to 110 PSIG 140 t0 160 PSIG
Discharge at Condensing Unit:
Freeze - 5 minutes in
260 to 280 PSIG 260 to 280 PSIG 330 to 350 PSIG
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 compressor. Maximum only occurs during harvest.
Refrigerant Charge
• 1800 - 232 oz
Compressor Amps, 1800
• Three Phase - 10 to 14
Batch Weight: 13 to 14 lb
Discharge Pressure Cut Out Switch
• Cuts Out at: 450 PSIG Resets at: 350 PSIG