Trane CenTraVac CVHE

To Next Page

To Previous Page

CVHE-SVX005C-EN

Figure 31. Optional control panel: main unit assembly

(showing low voltage and higher voltage areas for proper routing of field wiring)

30 Volt Maximum 30–115 Volt Maximum

Installation: Controls

Main Page

Table of Contents5
Unit Nameplate8
Model Number Descriptions9
Pre-Installation10
- ASHRAE Standard 15 Compliance10
- Unit Shipment10
- Installation Requirements and Contractor10
- Responsibilities10
- Storage Requirements12
- Unit Components14
Unit Clearances and Weights15
- Recommended Unit Clearances15
- General Weights16
  - Weights (Lb)16
  - Weights (Kg)20
Installation: Mechanical25
- Operating Environment25
- Foundation Requirements25
- Rigging25
  - Standard Chiller Lift25
  - Special Lift Requirements27
- Unit Isolation27
- Isolation Pads27
- Spring Isolators27
- Leveling the Unit29
Installation: Water Piping30
- Overview30
- Water Treatment30
- Water Pressure Gauges30
- Valves - Drains and Vents30
- Strainers31
- Required Flow-Sensing Devices31
  - Paddle Switches31
  - Water Flow Detection Controller and Sensor31
- Evaporator and Condenser Water33
- Piping33
- Water Piping Connections34
- Waterbox Locations35
- Grooved Pipe Coupling35
- Flange-Connection Adapters36
- Victaulic Gasket Installation36
- Screw-Tightening Sequence for Water37
- Piping Connections37
- Pressure Testing Waterside Piping39
- Eddy Current Testing39
Vent Piping40
- Refrigerant Vent Line40
- Vent Line Installation41
- Vent Line Sizing Reference44
Insulation47
- Unit Insulation Requirements47
- Insulation Thickness Requirements47
  - Factory-Applied Insulation47
Installation: Controls49
- Symbio™ 80049
- Adaptiview™ Display49
- Tracer TU49
- Control Panel50
- Installing the Tracer Adaptiview52
- Display52
- Adjusting the Tracer ® Adaptiview52
- Display Arm53
- Module Installation54
  - Air-Fi54
  - Wi-Fi55
Electrical Requirements56
- Installation Requirements56
- Trane-Supplied Starter Wiring57
- Transformer Wire Sizing58
Wiring60
Power Supply Wiring60
- Three-Phase Power60
- Circuit Breakers and Fused60
- Disconnects60
- Power Factor Correction Capacitors60
- (Optional)60
- Interconnecting Wiring61
- Starter to Motor Wiring62
- Starters Only)62
- Starter to Control Panel Wiring64
10 To 13.8Kv Medium Voltage Motor65
- Motor Terminal Box65
- Motor Supply Wiring65
  - Motor Terminals66
  - Ground Wire Terminal Lug66
System Control Circuit Wiring67
Wiring)67
- Water Pump Interlock Circuits and Flow68
- Switch Input68
- Temperature Sensor Circuits69
  - CWR - Outdoor Option69
  - Circuits69
- Starter Module Configuration69
- Schematic Wiring Drawings69
Operating Principles70
- General Requirements70
- Cooling Cycle70
  - CVHE and CVHG 3-Stage Compressor70
  - CVHF 2-Stage Compressor70
- Oil and Refrigerant Pump71
  - Compressor Lubrication System71
- Motor Cooling System74
- Tracer ® Adaptiview™ Display74
Start-Up and Shutdown75
- Sequence of Operation75
- Ice Building Control80
- Free Cooling Cycle82
  - Free Cooling (FRCL)83
- Hot Gas Bypass (HGBP)83
- Hot Water Control83
- Heat Recovery Cycle84
- Auxiliary Condensers84
- Control Panel Devices and Unit-Mounted84
- Devices84
  - Unit Control Panel84
  - User-Defined Language Support84
- Unit Start-Up and Shutdown85
- Procedures85
Recommended Maintenance87
- Record Keeping Forms87
- Normal Operation87
- Recommended Compressor Oil89
- Change89
- Purge System90
  - Leak Checking Based on Purge Pump90
  - Out Time90
- Long Term Unit Storage90
- Refrigerant Charge91
- Leak Testing91
- Recommended System Maintenance91
Waterbox Removal and Installation94
- Discussion94
- Procedure94
- Connection Devices Information96
Appendix A: Forms and Check Sheets97
- Unit Start-Up/Commissioning97
Appendix B: Chiller Installation Completion and Request for Trane Service98
Appendix C: Centravac™ Chiller Start-Up Tasks to be Performed by Trane100
Appendix D: Centravac™ Chiller Annual102
Inspection List102
Appendix E: Centravac™ Chiller Operator103
Log 2103

Trane CenTraVac CVHE - Page 51

Table of Contents

Related product manuals