Trane Technologies CenTraVac CVHE - Page 107

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CVHE-SVX005B-EN

107

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Main Page

Table of Contents5
Unit Nameplate8
Model Number Descriptions9
Pre-Installation10
ASHRAE Standard 15 Compliance10
Unit Shipment10
Installation Requirements and Contractor 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
Piping34
Water Piping Connections34
Waterbox Locations35
Grooved Pipe Coupling35
Flange-Connection Adapters36
Victaulic Gasket Installation36
Piping Connections37
Flanges with 4, 8, or 12 Screws38
Flanges with 16, 20, or38
Screws38
Flanges with more than38
Evaporator Waterbox Covers39
Pressure Testing Waterside Piping39
Eddy Current Testing39
Vent Piping40
Refrigerant Vent Line40
General Requirements40
Purge Discharge40
Vent Line Materials40
Vent Line Sizing40
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 Panel51
Installing the Tracer Adaptiview53
Display53
Adjusting the Tracer Adaptiview Display53
Arm54
Module Installation55
Air-Fi55
Wi-Fi56
Electrical Requirements57
Installation Requirements57
Trane-Supplied Starter Wiring58
Wiring59
Current Transformer and Potential59
Transformer Wire Sizing59
Power Supply Wiring61
Three-Phase Power61
Circuit Breakers and Fused61
Disconnects61
Power Factor Correction Capacitors61
(Optional)61
Interconnecting Wiring62
Starter to Motor Wiring63
Mounted Starters Only)63
Ground Wire Terminal Lugs63
Terminal Clamps64
Wire Terminal Lugs64
Bus Bars64
Starter to Control Panel Wiring65
10 To 13.8Kv Medium Voltage Motor66
Motor Terminal Box66
Motor Supply Wiring67
Motor Terminals67
Ground Wire Terminal Lug67
Wiring)68
Switch Input69
Chilled Water Pump69
Chilled Water Proof of Flow69
Condenser Water Pump69
Condenser Water Proof of Flow69
Heat Recovery Proof of Flow69
Temperature Sensor Circuits70
CWR-Outdoor Option70
Circuits70
Starter Module Configuration70
Schematic Wiring Drawings70
Operating Principles71
General Requirements71
Cooling Cycle71
CVHE and CVHG 3-Stage Compressor71
CVHF 2-Stage Compressor71
Oil and Refrigerant Pump72
Compressor Lubrication72
System72
Motor Cooling System75
Tracer Adaptiview Display75
Start-Up and Shut-Down76
Sequence of Operation76
Software Operation Overview76
Diagram76
Start-Up Sequence of Operation77
Wye-Delta77
Power up81
Ice Building Control81
Free Cooling Cycle83
Free Cooling (FRCL)84
Hot Gas Bypass (HGBP)84
Hot Water Control84
Heat Recovery Cycle85
Auxiliary Condensers85
Control Panel Devices and Unit-Mounted85
Devices85
Unit Control Panel85
User-Defined Language Support86
Unit Start-Up and Shut-Down86
Procedures86
Daily Unit Start-Up86
Seasonal Unit Start-Up87
Daily Unit Shut-Down87
Seasonal Unit Shut-Down87
Recommended Maintenance88
Record Keeping Forms88
Normal Operation88
Recommended Compressor Oil90
Change90
Purge System91
Leak Checking Based on Purge Pump91
Out Time91
Long Term Unit Storage91
Refrigerant Charge92
Leak Testing93
Recommended System93
Maintenance93
Condenser93
Evaporator94
Waterbox and Tubesheet Protective94
Coatings94
Sacrificial Anodes94
Waterbox Removal and Installation95
Discussion95
Procedure95
Reassembly96
Torque Requirements and Waterbox96
Weights96
Connection Devices Information97
Sheets98
Unit Start-Up/Commissioning98
Appendix B: Chiller Installation Completion and Request for Trane99
Service99
Appendix C: Centravac™ Chiller Start- up Tasks to be Performed by Trane102
Inspection List104
Operator Log105

Trane Technologies CenTraVac CVHE - Page 107

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