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SCW Series Central Chilling Stations Page 9 of 77
1-3 Models Covered
This manual provides operation, installation, and maintenance
instructions for the SCW Series central chilling stations.
Model numbers are listed on the serial tag. A model number
followed by Q indicates a specially constructed unit, and not all
information in this manual may apply. Make sure that you know
the model number, serial number, and operating voltage of your
chiller if you contact Sterling.
1-4 Standard Features
• Two independent refrigeration circuits
• High-efficiency screw compressors
• Stainless steel brazed plate (60 & 75) Shell & Tube (90 –
195) evaporators
• Cleanable shell and tube condensers (water-cooled models)
• Electronic expansion valve
• 2 remote single circuit condensers with variable speed lead
fans and fan cycling (air-cooled models)
• NEMA 12 electrical enclosure
• Mitsubishi FX2N PLC control with F930GOT touchscreen
interface.
• High and low refrigerant pressure safeties
• Touch-safe branch circuit fusing
• Evaporator water piping manifold (Condenser manifold
optional)
• R-134a refrigerant
• Digital low temperature freezestat
• Liquid line solenoid and shut-off valves
• Chilled water flow switches
• 1 year warranty on parts and labor
• 3 year warranty on controller