OACS air cooled chillers are built onto an open frame. Other features include:

RESERVOIR:
• Stainless steel wetted surface
• Full Insulation
• Drain valve
• Hot / cold section baffle
• Structural steel base
• Pump decking
• Automatic water level control

REFRIGERANT CIRCUIT:
• Available compressors:
    - Scroll
    - Discus
    - Screw
• Compressor suction service valve
• Compressor discharge service valve
• Shell and tube evaporator
• Integral air-cooled condenser
    - with variable speed fans
    - with pressure staging
• Liquid receiver
• Oil separator
• Liquid line solenoid valve
• Refrigerant sight glass with
  moisture indicator
• Thermostatic expansion valve
• Capacity control
• Shell and tube evaporator
• HCFC-22 refrigerant

COOLANT CIRCUIT
• Large capacity process pump
     - Suction service valve
     - Discharge service valve
• Evaporator pump
     - Suction service valve
     - Discharge service valve

LIMIT DEVICES per zone
• Refrigerant high pressure
• Refrigerant low pressure
• Evaporator flow
• Instrument circuit fuse
• Pump motor overload
• Low process pump pressure

PRESSURE GAUGES per zone
• Refrigerant high Pressure
• Refrigerant low Pressure
• Coolant pressure

WARRANTY
• 1 year parts and labor

ELECTRICAL
• Outdoor rated electrical cabinet
• Fused transformer
• Fused pump motor starters
• Power entry terminal block
• Fused compressor motor starters

CHILLER CONTROL INSTRUMENT
Dual Zone Units Learn More about this instrument.

• Microprocessor based multizone
  controller
• Intelligent zone boards
• Compressors are staged individually
• Continuous To Process temperature
  display
• Continuous Setpoint temperature
  display
• Selectable from process
  temperature display
• Large temperature display windows
• °F or °C temperature display
• Refrigerant circuit indicators for
  Probe, Low Flow, High Pressure,
  Low Pressure, Compressor,
  Freezestat, Capacity Control
• Water circuit indicators for
  Temperature Deviations,
  Low Pressure, Tank Level, Probe,
  Phase
• Selectable lead - lag mode
• Soft Key Operators
• SPI communications
• Audible and visual alarm

CHILLER CONTROL INSTRUMENT
Single Zone Units

• Microprocessor based multizone
  controller
• Continuous To Process temperature
  display
• Continuous Setpoint temperature
  display
• Large temperature display windows
• °F or °C temperature display
• Selectable from process
  temperature display
• Machine indicators for Power On,
  Compressor, Bypass, Alarm,
  Reservoir Level, Freezestat,
  Refrigerant Circuit, and Low Flow
• Soft Key Operators
• SPI communications
• Audible and visual alarm

MORE INFORMATION
OACS Central Chillers

Pricing and Specifications

General Product Information

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Supporting Documents

Literature
PDF Document
Color, 2 Pages
File Size: 92 KB

Service Manual
PDF Document
Color, 58 pages
File Size: 455 KB
Registration required
to download.

Knowledge Base
PDF & HTML
Documents covering the selection, service & operation of central liquid chillers.

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