Manuali utente per Sterling GP Series

Sommario

• CHAPTER 1: SAFETY

  5
• How to Use This Manual

  5
• Safety Symbols Used in this Manual

  5
• Warnings and Precautions

  6
• Responsibility

  6
• CHAPTER 2: FUNCTIONAL DESCRIPTION

  7
• Models Covered in This Manual

  7
• General Description

  7
• Chilled Water Circuit

  7
• Refrigeration Circuit

  7
• Standard Features

  8
• Mechanical Features

  8
• Electrical Features

  8
• Refrigeration Features

  9
• Controller Features

  9
• Other Features

  9
• Safety Devices and Interlocks

  9
• Crankcase Heater

  9
• High Pressure Cutout

  10
• Low Pressure Cutout (no switch but done through the transducer)

  10
• Flow Switch

  10
• Remote Start/Stop Interlock

  10
• Optional Features

  10
• CHAPTER 3: INSTALLATION

  13
• Uncrating

  13
• Electrical Connections

  13
• 3-3 Process Water Connections

  14
• Bypass Valve Considerations

  14
• Galvanic Corrosion Considerations

  14
• Water Treatment Considerations

  14
• Condenser Considerations

  15
• Water-Cooled Chiller Condensers

  15
• Air-Cooled Chiller Condensers

  15
• Checking Motor Direction

  16
• Three-Phase Compressors

  16
• Water Pumps

  16
• Condenser Fan

  16
• Water Reservoir

  17
• 3-10 Automatic Water Make-Up Option

  19
• 3-11 Initial Start-Up

  19
• 3-12 Finishing Setup: Setting Up Passwords

  19
• CHAPTER 4: OPERATION

  22
• Panel Buttons, Indicator Lights, and Switches

  22
• Microprocessor Controller

  22
• Initial Start-up

  23
• Status Screens

  25
• Access Levels

  26
• Controller Setpoints

  28
• Alarms

  30
• Optional Communications

  30
• CHAPTER 5: MAINTENANCE

  32
• Lubrication

  32
• Filter Cleaning

  32
• Maintaining the Condenser

  32
• Air- and Remote Air-Cooled Chillers

  32
• Water-Cooled Chillers

  32
• Maintaining the Evaporator

  33
• Evaporator Process Piping Y-Strainer

  33
• Preventative Maintenance Service

  33
• CHAPTER 6: TROUBLESHOOTING

  34
• CHAPTER 7: APPENDIX

  36
• Returned Material Policy

  36
• Credit Returns

  36
• Technical Assistance

  37
• Parts Department

  37
• Service Department

  37
• Sales Department

  37
• Contract Department

  37
• Specifications

  38
• Air-Cooled Portable Chillers

  38
• Water-Cooled Portable Chillers

  40
• Pump Curves, Flow, and Pressure Considerations

  42
• 60 Hertz Pump Curves

  42
• Electrical Schematic

  44