5.3 Refrigerant Piping and Charging 47
5.3.1 Refrigerant Piping Guidelines for Air Cooled Systems 48
5.3.2 Piping Layout and Condenser Positioning 49
5.3.3 Refrigerant Line Sizes and Equivalent Lengths 50
5.3.4 Refrigerant Charge Requirements for Air Cooled Systems 50
5.4 Additional Oil Requirements for Scroll and Digital Scroll Compressors 51
5.5 Evacuation, Leak Testing, and Charging Air Cooled Systems 54
5.6 Evacuation and Leak Testing Air Cooled Systems 54
5.6.1 Break Vacuum 55
5.7 Charging the Refrigerant Circuit to an Outdoor Air Cooled Condenser with Receivers ( MCV440) 55
5.7.1 Additional Compressor Oil 57
6 Heat Rejection Skid 59
6.1 Planning Dimensions 59
6.2 Vertiv™ Liebert® MCV Electrical Power Requirements 59
7 Secondary Fluid Circuit Requirements 61
7.1 Interconnection with Cooling Modules 61
7.2 Fluid Requirements 61
7.3 Secondary Fluid Loop Piping Guidelines 61
7.3.1 Inspect Hygienic Sanitary Flange Connections 63
7.3.2 Secondary Fluid Top Circuit 65
7.3.3 Air Bleeders 68
7.3.4 Fluid Volume for Unit and Connection Piping 68
7.3.5 Field Piping Connection Volumes 68
7.3.6 Wetted Materials List Vertiv™ CoolPhase CDU 69
7.3.7 Secondary Fluid Flow Considerations for Rear Door Heat Exchangers 70
7.3.8 Secondary Fluid Flow Considerations for Direct to Chip Cold Plates 70
7.3.9 Fluid Quality Requirements for Rear Door Heat Exchanger and Direct to Chip Applications 70
7.4 Filling and Flushing Secondary Fluid Circuit 72
7.4.1 Flush the Secondary Row and Rack Manifold without IT Equipment 72
7.4.2 Fill the Secondary Row and Rack Manifold (IT equipment) 77
8 Electrical Connections 79
8.1 Power Supply Cable Connection Guidelines 80
8.2 Wiring Connection Guidelines 80
8.3 Electrical Field Connections 81
8.4 Wiring the Upper Section to the Bottom Module 81
9 Checklist for Completed Installation 85
9.1 Start the Vertiv™ CoolPhase CDU 85
9.2 Checks to Perform after Start-up 85
9.3 Electrical Installation Checks 86
9.4 Vertiv™ Liebert® DX Piping Installation Checks 86
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Vertiv™ CoolPhase CDU Installer/User Guide
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