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Vertiv Liebert XDM Installer/User Manual

Vertiv Liebert XDM Installer/User Manual

Refrigerant to chilled fluid cooling distribution unit
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Liebert® XDM
Installer/User Guide
Refrigerant to Chilled Fluid Cooling Distribution Unit

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Summary of Contents for Vertiv Liebert XDM

  • Page 1 Liebert® XDM Installer/User Guide Refrigerant to Chilled Fluid Cooling Distribution Unit...
  • Page 2 The products covered by this instruction manual are manufactured and/or sold by Vertiv. This document is the property of Vertiv and contains confidential and proprietary information owned by Vertiv. Any copying, use, or disclosure of it without the written permission of Vertiv is strictly prohibited.

  • Page 3: Table Of Contents

    4.2 Storing Before Installation 4.3 Handling Units While Packaged 4.3.1 Recommended Unit Handling Equipment 4.4 Unpacking the Vertiv™ Liebert® XDM Domestic Units 4.4.1 Shipping Bracket Removal 4.5 Optional Panel Removal 4.6 Removing Units from the Skid for Handling Using Fork Lift Option 4.7 Removing Unit from Skid for Handling Using Gantry...
  • Page 4 Vertiv™ Liebert® XDM Installer/User Guide 6.4 Evacuation and Leak Testing Air Cooled Systems 6.4.1 Break Vacuum 6.5 Charging Vertiv™ Liebert® XDM Air Cooled Systems (without receivers) 6.5.1 Additional Compressor Oil 7 Secondary Fluid Circuit Requirements 7.1 Interconnection with Cooling Modules 7.2 Fluid Requirements...
  • Page 5 Vertiv™ Liebert® XDM Installer/User Guide 13.6.2 Compressor Mechanical Failure 13.6.3 Replacing a Compressor with Mechanical Failure 13.7 Flow Sensor 14 Preventive Maintenance Checklist Appendices Appendix A: Technical Support and Contacts Appendix B: Submittal Drawings Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 6 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2023 Vertiv Group Corp.

  • Page 7: Important Safety Instructions

    Customer must provide earth ground to unit, per NEC, CEC and local codes, as applicable. Verify with a voltmeter that power is Off. The Vertiv™ Liebert® iCOM™ controller does not isolate power from the unit, even in the “Unit Off” mode. Some internal components still require and receive power even during the “Unit Off”...
  • Page 8 Building and equipment damage may also result. Installation and service of this equipment should be done only by qualified personnel who have been specially trained in the installation of air conditioning equipment and who are wearing appropriate OSHA-approved PPE. Proprietary and Confidential ©2023 Vertiv Group Corp. 1 Important Safety Instructions...
  • Page 9 OSHA-approved PPE. NOTICE Risk of oil contamination with water. Can cause equipment damage. Vertiv™ Liebert® XDM systems require the use of POE (polyolester) oil. POE oil absorbs water at a much faster rate when exposed to air than previously used oils.
  • Page 10 NOT be used in any glycol fluid system. Use only HVAC glycol solution that meets the requirements of recommended industry practices. Do not use galvanized pipe. Proprietary and Confidential ©2023 Vertiv Group Corp. 1 Important Safety Instructions...
  • Page 11 Measure the unit and passageway dimensions, and refer to the installation plans prior to moving the unit to verify clearances. 1 Important Safety Instructions Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 12 Condenser firmware release 1.06.045 & later include settings to operate condenser fans if they have been inactive for more than 30 days. NOTE: The Vertiv™ Liebert® XDM indoor cooling unit has a factory installed high pressure safety switch in the high side refrigerant circuit. Consult your local building code to determine whether the refrigerant piping will require additional field supplied pressure relief devices.
  • Page 13 Follow local municipal waste ordinances for proper disposal provisions to reduce the environmental impact of WEEE. For information regarding the scrapping of this equipment, please browse www.Vertiv.com or call our world wide technical support. •...
  • Page 14 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2023 Vertiv Group Corp. 1 Important Safety Instructions...

  • Page 15: Nomenclature And Components

    Vertiv™ Liebert® XDM Installer/User Guide 2 Nomenclature and Components This section describes the model number for Vertiv™ Liebert® XDM (Xtreme Density Module Distribution) units and components. 2.1 Model Number Nomenclature Table 2.3 below describes each digit of the 36 digit configuration number. The 14 digit model number consists of the first 10 digits and last four digits of the configuration number.
  • Page 16 0 = None L = Outdoor Ambient less than -18°F Digit 23 = None 0 = None Digit 24 = None 0 = None Digit 25 = None 0 = None Proprietary and Confidential ©2023 Vertiv Group Corp. 2 Nomenclature and Components...
  • Page 17 0 = None Digit 33 = None 0 = None Digit 34 = None 0 = None Digit 35 = None 0 = None Digit 36 = None 0 = None 2 Nomenclature and Components Proprietary and Confidential ©2023 Vertiv Group Corp.

  • Page 18: Component Location

    2.2.1 Vertiv™ Liebert® Coolant Chiller The Vertiv™ Liebert® XDM is an indoor chiller that connects directly to the Vertiv™ Liebert® DCD cooling modules and provides circulation and control. The Liebert® XDM keeps the coolant temperature above the room dew point by using sensors.

  • Page 19: Determining Cooling Equipment Needs

    10. Are there access considerations for indoor and outdoor components? (Are there possible rigging problems?) 11. How are the cabinets going to be populated (density of heat generation)? 12. Is the solution matched to a Vertiv™ Liebert® DCD load device that is appropriately sized for the cabinet density and heat generation? 13.

  • Page 20: Cooling Configuration

    Figures illustrate some piping alternatives suitable for small installations. Larger multi-module layouts are possible with a wide variety of piping configurations to support redundancy, maintainability, and other considerations. Proprietary and Confidential ©2023 Vertiv Group Corp. 2 Nomenclature and Components...
  • Page 21 Vertiv™ Liebert® XDM Installer/User Guide Figure 2.2 Single System Figure 2.3 Separate CW Loops Interlaced 2 Nomenclature and Components Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 22 Vertiv™ Liebert® XDM Installer/User Guide Figure 2.4 Dual Single Common Loop Reversed Return Proprietary and Confidential ©2023 Vertiv Group Corp. 2 Nomenclature and Components...
  • Page 23 Vertiv™ Liebert® XDM Installer/User Guide Figure 2.5 Vertiv™ Liebert® DCD or Chip Cooler in Hot/Cold Aisle Application Item Description Aisle pitch, 7 tiles, 14 ft. (4.3 m) Cold aisle Hot aisle Cold aisle, 4 ft. (1.2 m) Rack, 42 in. (1067 mm) Hot aisle, 3 ft. (0.91 m) 2 Nomenclature and Components Proprietary and Confidential ©2023 Vertiv Group Corp.

  • Page 24: Vertiv™ Liebert® Xdm Minimum Load

    The minimum load for an Liebert® XDM 400 60Hz system is 40kW. Loads below minimum values unfavorably affect system operation. NOTE: Unit may cycle with over cooling at low loads during some outdoor conditions. Proprietary and Confidential ©2023 Vertiv Group Corp. 2 Nomenclature and Components...

  • Page 25: Pre-Installation Preparation And Guidelines

    This requirement may be driven by an equipment supplier (e.g., liquid cooled servers or rack mounted CDUs) or it may be best practices for the CW loop (to maintain water quality). 2. Field provided This Y-strainer is required near the Vertiv™ Liebert® XDM at the CW return line to prevent Always required 30-40 mesh debris or particulates from entering the XDM heat exchanger.
  • Page 26 Allow at least the minimum recommended clearances for maintenance and service. See the appropriate submittal drawings for dimensions. • We recommend installing an under floor leak detection system. Contact your Vertiv representative for information. 3 Pre-installation Proprietary and Confidential ©2023 Vertiv Group Corp.

  • Page 27: Planning Dimensions

    The unit and floor stand dimensions are described in the submittal documents included in Submittal Drawings on page 103 . The following table lists the relevant documents by number and title. Table 3.2 Vertiv™ Liebert® XDM Dimension Planning Drawings Document Number Title DPN005228 Liebert®...
  • Page 28 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank 3 Pre-installation Proprietary and Confidential ©2023 Vertiv Group Corp. Preparation and Guidelines...

  • Page 29: Equipment Inspection And Handling

    • Carefully inspect all items for visible or concealed damage. • Report damage immediately to the carrier and file a damage claim with a copy sent to Vertiv or to your sales representative. 4.1 Packaging Material All material used to package this unit is recyclable. Please save for future use or dispose of the material appropriately.

  • Page 30: Storing Before Installation

    20 ft. (5m) to the lift point of the unit. 4.3.1 Recommended Unit Handling Equipment • Fork lift • Dolly carts • Spreader bars and slings • Chain hoists • Beam trolleys • Gantries 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp. Handling...
  • Page 31 Vertiv™ Liebert® XDM Installer/User Guide Figure 4.1 Recommended Unit Handling Equipment 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp. Handling...

  • Page 32: Unpacking The Vertiv™ Liebert® Xdm Domestic Units

    Vertiv™ Liebert® XDM Installer/User Guide 4.4 Unpacking the Vertiv™ Liebert® XDM Domestic Units Remove the exterior packaging material from the units. Figure 4.2 Packaged Liebert® XDM 200 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp. Handling...
  • Page 33 Vertiv™ Liebert® XDM Installer/User Guide Figure 4.3 Packaged Vertiv™ Liebert® XDM 400 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp. Handling...

  • Page 34: Shipping Bracket Removal

    Refer to Detail A in the following figures. • Remove two shipping brackets. The unit is no longer attached to the skid. Figure 4.4 Vertiv™ Liebert® XDM 200 Shipping Bracket Removal 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 35 Vertiv™ Liebert® XDM Installer/User Guide Figure 4.5 Vertiv™ Liebert® XDM 200 Shipping Bracket Removal Detail A Enlargement 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp. Handling...
  • Page 36 Vertiv™ Liebert® XDM Installer/User Guide Figure 4.6 Vertiv™ Liebert® XDM 400 Shipping Bracket Removal 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp. Handling...

  • Page 37: Optional Panel Removal

    Vertiv™ Liebert® XDM Installer/User Guide Figure 4.7 Vertiv™ Liebert® XDM 400 Shipping Bracket Removal Detail A Enlargement 4.5 Optional Panel Removal • Unit panels may be removed prior to off-loading unit from skid and moving to installation location. • Remove panels from unit using a 3/16-in. hex wrench.

  • Page 38: Removing Units From The Skid For Handling Using Fork Lift Option

    8. Remove the blocks and skid out from under the units. See Figure 4.8 below and Figure 4.9 on the facing page . Figure 4.8 Fork Lift Option for Handling the Vertiv™ Liebert® XDM 200 Unit 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 39 Vertiv™ Liebert® XDM Installer/User Guide Figure 4.9 Fork Lift Option for Handling the Vertiv™ Liebert® XDM 400 Unit 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp. Handling...

  • Page 40: Removing Unit From Skid For Handling Using Gantry

    Lift unit to a height where skid is no longer supporting weight of unit. • Remove skid from under unit. Figure 4.10 Removing Vertiv™ Liebert® XDM 200 from Skid Gantry Option 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 41 Vertiv™ Liebert® XDM Installer/User Guide Figure 4.11 Removing Vertiv™ Liebert® XDM 400 from Skid Gantry Option 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp. Handling...

  • Page 42: Methods Of Moving Unit To Installation Location

    4.8 Methods of Moving Unit to Installation Location 4.8.1 Method 1: Fork Lift Use fork lift to move unit to designated installation location. Figure 4.12 Moving Vertiv™ Liebert® XDM 200 to Installation Location with Fork Lift 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 43 Vertiv™ Liebert® XDM Installer/User Guide Figure 4.13 Moving Vertiv™ Liebert® XDM 400 to Installation Location with Fork Lift 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp. Handling...

  • Page 44: Method 2: Gantry

    Vertiv™ Liebert® XDM Installer/User Guide 4.8.2 Method 2: Gantry Use the gantry to move unit to designed installation location. Figure 4.14 Moving Vertiv™ Liebert® XDM 200 to Installation Location with Gantry 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 45 Vertiv™ Liebert® XDM Installer/User Guide Figure 4.15 Moving Vertiv™ Liebert® XDM 400 to Installation Location with Gantry 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp. Handling...

  • Page 46: Method 3: Dolly Carts

    4.8.3 Method 3: Dolly Carts Use fork lift or gantry to lower unit onto dolly carts for movement to designated location. Figure 4.16 Moving Vertiv™ Liebert® XDM 200 via Dolly Carts 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp.

  • Page 47: Placing The Unit On A Floor Stand

    Vertiv™ Liebert® XDM Installer/User Guide Figure 4.17 Moving Vertiv™ Liebert® XDM 400 via Dolly Carts 4.9 Placing the Unit on a Floor Stand CAUTION: Risk of heavy unit falling into defective raised floor. Can cause injury and equipment damage. Prior to installation, all floor tiles immediately around floor stand are to be removed and inspected.
  • Page 48 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank 4 Equipment Inspection and Proprietary and Confidential ©2023 Vertiv Group Corp. Handling...

  • Page 49: Piping And Refrigerant Requirements

    The following tables list the relevant documents by number and title. Table 5.1 Piping General Arrangement Drawings Document Number Title DPN005067 p1 Vertiv™ Liebert® XDM Piping Schematic Liebert® XDM with Vertiv™ Liebert® MCV DPN005067 p2 Liebert® XDM Piping Schematic Liebert® XDM Chilled Water Side 10025700 Glycol and Water Requirements Table 5.2 Piping Connection Drawings...

  • Page 50: Piping Connection Sizes

    Liebert® XDM 200 Installation and Clearance Bottom Connection 344168 Liebert® XDM 400 Installation and Clearance Bottom Connection 5.1 Piping Connection Sizes Table 5.3 below lists the copper pipe connections for the Vertiv™ Liebert® XDM. Table 5.3 Liebert® XDM Piping Connection Sizes Pipe Size Connection Connections OD, cu.

  • Page 51: Fluid And Refrigerant Connection Locations

    Vertiv™ Liebert® XDM Installer/User Guide 5.2 Fluid and Refrigerant Connection Locations Depending on the connection location on the heat load unit, the Vertiv™ Liebert® XDM offers top and bottom supply and return connections. See Figure 5.1 below . Figure 5.1 Top Connection Locations...
  • Page 52 Lower rear panel (removed for clarity) Rear service access requirement, 36" Data hall raised floor Secondary circuit supply and return connections NOTE: For installation clearance and access information, refer to Vertiv drawings 344167 and 344168 in Submittal Drawings on page 103 5 Piping and Refrigerant Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 53 Figure 5.3 Detailed View Secondary Circuit Supply and Return Connections Item Description Detailed view of secondary circuit supply and return connections NOTE: For installation clearance and access information, refer to Vertiv drawings 344167 and 344168 in Submittal Drawings on page 103 5 Piping and Refrigerant Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 54 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank 5 Piping and Refrigerant Proprietary and Confidential ©2023 Vertiv Group Corp. Requirements...

  • Page 55: Refrigerant Requirements

    High Pressure Cutout 3999 kPa Field installed interconnecting piping must be properly selected and installed based on local and national codes, the user manual, and the unit serial tag. Source: DPN000788. 6 Refrigerant Requirements Proprietary and Confidential ©2023 Vertiv Group Corp.

  • Page 56: Refrigerant Piping Guidelines For Air Cooled Systems

    Risk of oil contamination with water. Can cause equipment damage. Vertiv™ Liebert® XDM systems require the use of POE (polyolester) oil. POE oil absorbs water at a much faster rate when exposed to air than previous used oils. Because water is the enemy of a reliable refrigeration system, extreme care must be used when opening systems during installation or service.

  • Page 57: Piping Layout And Condenser Positioning

    The following table lists the relevant documents by title and number. Table 6.2 Refrigeration Piping Layout and Condenser Positioning Drawings Document Number Title Vertiv™ Liebert® XDM Air Cooled Piping Schematic Vertiv™ Liebert® MCV Mounted above Liebert® DPN005138 6 Refrigerant Requirements Proprietary and Confidential ©2023 Vertiv Group Corp.

  • Page 58: Refrigerant Line Sizes And Equivalent Lengths

    1-3/8* 1-1/8* *Consult factory for Vertiv™ Liebert® XDM modules where pipe lengths exceed 300 ft. (91 m) or where oversized piping is considered, such as a Liebert® XDM that replaces existing Liebert DA250 models and/or uses existing piping. Source: DPN000788.
  • Page 59 Vertiv™ Liebert® XDM Installer/User Guide Table 6.5 Approximate R-410A Refrigerant Required per Circuit for Vertiv™ Liebert® MCV Heat Rejection Skid Charge per Circuit Heat Rejection Skid System No. Circuit No. with or without Receivers lb (kg) Liebert® MCV330 Single skid with (1) PRE unit 52 (24.6)

  • Page 60: Additional Oil Requirements For Scroll And Digital Scroll Compressors

    • Do not mix oils of different viscosities. • Consult your Vertiv sales representative, visit https://www.Vertiv.com/en-us/support/, or contact the compressor manufacturer if questions arise. Refrigerant Charge Requirements for Air Cooled Systems on page 52 for the amount required for various system level charges.
  • Page 61 POE Oil - ISO 32 Centistokes Viscosity NOTE: System charge: Indoor unit + condenser + refrigerant lines. For system charges over 200 lb. (91.7kg), consult your Vertiv representative. NOTE: Use Copeland POE Oil ULTRA 32-3MAF or other Copeland-approved oils. Figure 6.1 Standard Formed Tube Trap Versus Straight Tubes and Fittings Trap...

  • Page 62: Evacuation, Leak Testing, And Charging Air Cooled Systems

    If pressure increases in Circuit #2, the system is cross-circuited and must be re-checked for proper piping. • If there is no pressure increase, repeat Step # 1 on Circuit #2. Proprietary and Confidential ©2023 Vertiv Group Corp. 6 Refrigerant Requirements...

  • Page 63: Break Vacuum

    500 microns or less. Re-check the pressure after two hours. 5. When the three checks are complete, remove the jumper hose from the service valve fitting and the condenser. Proceed to Charging Vertiv™ Liebert® XDM Air Cooled Systems (without receivers) below . 6.4.1 Break Vacuum Using a manifold charging hose equipped with a ball valve, properly connect to a tank of refrigerant, and purge the hose with refrigerant to ensure non-condensables do not enter the system.
  • Page 64 In the Pump options, set Pump to On to operate the pump during Manual Mode. d. It is recommended to set the Vertiv™ Liebert® XDM pump speed manually to operate at 80 ± 5 gpm (303 ± 19 Lpm) with approximately 140kW of load to charge both circuits simultaneously, or 40 ± 5 gpm (151 ± 19 Lpm) with 70kW of load for one circuit at a time.

  • Page 65: Additional Compressor Oil

    Once the circuits are topped off with refrigerant, more compressor oil may need to be added to each circuit if the final charge is over 10 pounds of the calculated refrigerant charge. Record this additional oil amount on the manilla tag hanging on the compressor service valve. 6 Refrigerant Requirements Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 66 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2023 Vertiv Group Corp. 6 Refrigerant Requirements...

  • Page 67: Secondary Fluid Circuit Requirements

    7.1 Interconnection with Cooling Modules Copper water piping must be ASTM Type ACR copper pipe. The Vertiv™ Liebert® XDM may be connected to Vertiv™ Liebert® DCD cooling modules with prefabricated piping assembly or rigid, off-the-shelf piping. The cooling modules are connected in parallel between main return and supply pipes going to and from the Liebert®...
  • Page 68 Water leakage can result in severe property damage and loss of critical data center equipment. Do not locate unit directly above any equipment that could sustain water damage. Vertiv recommends installing monitored leak detection equipment for the unit and supply and return lines. NOTICE Risk of a catastrophic water circuit rupture.

  • Page 69: Flanged Connections

    Vertiv™ Liebert® XDM Installer/User Guide • Manual shut off valves at the supply and return line are included internal to each Vertiv™ Liebert® XDM unit. • Install a monitored fluid detection system that is wired to activate the automatic closure of field installed coolant fluid supply and return shut off valves to reduce the amount of coolant fluid leakage and consequential equipment and building damage.
  • Page 70 After the three basic torque passes are completed, repeat torquing the nuts until at least once using the final torque in a cross-cross manner until no further rotation of the nut is observed. Tighten to 1/2 turn past snug. Field flange connection to the Vertiv™ Liebert® XDM unit must be installed accordance with local codes and best industry practice.

  • Page 71: Secondary Fluid Top And Bottom Circuit

    Vertiv™ Liebert® XDM Installer/User Guide 7.3.2 Secondary Fluid Top and Bottom Circuit Figure 7.1 Vertiv™ Liebert® XDM Secondary Fluid System (Top Chilled Connections) Item Description Heat Load Liebert® XDM Ball Valve Air Bleeders 7 Secondary Fluid Circuit Proprietary and Confidential ©2023 Vertiv Group Corp.

  • Page 72: Recommended Secondary Fluid Pipe Sizes

    Air Bleeders 7.3.3 Recommended Secondary Fluid Pipe Sizes Connect the main pipes between the Vertiv™ Liebert® XDM and the Vertiv™ Liebert® DCD according to site specific documentation and the configuration guide for the Liebert® DCD. Minimize elbows and restrictions to get good fluid flow.

  • Page 73: Fluid Volume For Unit And Connection Piping

    7.3.6 Air Bleeders Install air bleeders at each high point in the piping circuits. For under floor piping, the Vertiv™ Liebert® XDM supply pipe has the highest point and can be used to help bleed air. To do so, connect an air bleeder to the ¼” QC thread of the Schrader valve on the pump discharge line.

  • Page 74: Piping Mains

    Vertiv™ Liebert® XDM Installer/User Guide 7.3.7 Piping Mains Install a 30-40 mesh strainer on the chilled water supply to the Vertiv™ Liebert® XDM. The strainer is needed to prevent particles in the chilled fluid from entering the Liebert® XDM's heat exchanger 7.3.8 Secondary Fluid Flow Considerations...

  • Page 75: Filling Secondary Fluid Circuit

    When filling, bleed air from all vent locations until a steady stream of fluid is observed. Vent locations are provided as 1/4" SAE flare connections at various points in the factory piping of the Vertiv™ Liebert® XDM. Vent locations should be provided at high points and long horizontal runs of the field piping as well.
  • Page 76 Add additional fluids while pump is running as needed to get a stagnant pressure of 20 psig. 7 Secondary Fluid Circuit Proprietary and Confidential ©2023 Vertiv Group Corp. Requirements...

  • Page 77: Leak Check Before Commission And Operation

    2. Confirm that all isolating valves are open. 3. The fluid system in the Vertiv™ Liebert® XDM is factory checked for leaks and may be shipped with an inert gas holding charge. At installation, check all fluid circuits for leaks.
  • Page 78 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank 7 Secondary Fluid Circuit Proprietary and Confidential ©2023 Vertiv Group Corp. Requirements...

  • Page 79: Draining Secondary Fluid Circuit

    Before moving the Vertiv™ Liebert® XDM, drain fluid from the system through a drain port at the lowest point of the system. If you do not wish to drain fluid from the system loop, close the isolation valve to the Liebert® XDM unit. Additionally, drain water from the pump via the drain port located at the bottom of the pump housing.
  • Page 80 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2023 Vertiv Group Corp. 8 Draining Secondary Fluid Circuit...

  • Page 81: Electrical Connections

    Before proceeding with installation, read all instructions, verify that all the parts are included, and check the nameplate to be sure the voltage matches available utility power. The Vertiv™ Liebert® iCOM™ controller does not isolate power from the unit, even in the Unit Off mode. Some internal components require and receive power even during the Unit Off mode of the Liebert®...

  • Page 82: Power Supply Cable Connection Guidelines

    Remote On/Off connections must be provided by the installer. • The General Alarm terminals allow remote alarm signaling. In case of short circuit, check the affected switch for sticking and replace it, if necessary. Proprietary and Confidential ©2023 Vertiv Group Corp. 9 Electrical Connections...

  • Page 83: Electrical Field Connections

    Table 9.1 Electrical Field Connection Drawings Document Number Title DPN005144 Vertiv™ Liebert® XDM Electrical Field Connections Liebert® XDM Models Liebert® XDM CANbus and Interlock Connections Vertiv™ Liebert® MCV + Vertiv™ Liebert® EconoPhase DPN005140 + Base Assembly DPN005241 Liebert® XDM Electrical Data 9 Electrical Connections Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 84 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2023 Vertiv Group Corp. 9 Electrical Connections...

  • Page 85: Checklist For Completed Installation

    2. Close the main switch to apply power to the unit. NOTE: The default setting for the Vertiv™ Liebert® iCOM™ control is for standalone operation. The standalone mode lets you turn on the unit by rotating the main switch on the electrical panel. The yellow LED on the Liebert® iCOM™...

  • Page 86: Vertiv™ Liebert® Dx Piping Installation Checks

    4. Check that air bleeders are installed at the high point in the piping circuits. For under floor piping, the Vertiv™ Liebert® XDM supply pipe has the highest point and can be used to help bleed air. Also install air bleeders in the under floor piping circuit to vent trapped air from long horizontal runs.

  • Page 87: Troubleshooting

    Customer must provide earth ground to unit, per NEC, CEC and local codes, as applicable. Verify with a voltmeter that power is Off. The Vertiv™ Liebert® iCOM™ controller does not isolate power from the unit, even in the “Unit Off” mode. Some internal components still require and receive power even during the “Unit Off”...
  • Page 88 Check if the dewpoint in the room is lower than setpoint. the desired water temperature. Cooling system not running. Check alarm history for related alarms. Compressors off due to cycling at low pressure. Compressors off due to high discharge pressure. Proprietary and Confidential ©2023 Vertiv Group Corp. 11 Troubleshooting...

  • Page 89: Initial Start-Up Checks And Commissioning Procedure For Warranty Inspection

    Before proceeding with installation, read all instructions, verify that all the parts are included, and check the nameplate to be sure the voltage matches available utility power. The Vertiv™ Liebert® iCOM™ controller does not isolate power from the unit, even in the Unit Off mode. Some internal components require and receive power even during the Unit Off mode of the Liebert®...
  • Page 90 • Contact your local sales representative or technical support if you have any questions or problems during unit start-up and commissioning. Visit https://www.Vertiv.com/en-us/support/ or call 1-800-543-2778. 12 Initial Start-up Checks and Proprietary and Confidential ©2023 Vertiv Group Corp.

  • Page 91: Maintenance

    Before proceeding with installation, read all instructions, verify that all the parts are included, and check the nameplate to be sure the voltage matches available utility power. The Vertiv™ Liebert® iCOM™ controller does not isolate power from the unit, even in the Unit Off mode. Some internal components require and receive power even during the Unit Off mode of the Liebert®...
  • Page 92 All maintenance must be performed only by authorized, properly trained, and qualified personnel. Ignoring safety instructions is dangerous. Soiled parts cause a loss of performance and, for switch or control devices, can lead to the breakdown of the unit performance and operation. Proprietary and Confidential ©2023 Vertiv Group Corp. 13 Maintenance...

  • Page 93: Maintenance Schedule

    Perform periodic inspections of the heat exchanger and coolant fluid piping system for leaks and visible damage. 13 Maintenance Proprietary and Confidential ©2023 Vertiv Group Corp.

  • Page 94: Spare Parts

    13.4 Spare Parts Only original spare parts made by Vertiv must be used. Using third-party material will invalidate the warranty. When seeking technical assistance, always refer to the component list supplied with the equipment, and specify the model number, serial number and, if available, the part number.

  • Page 95: Replacing A Compressor With Electrical Failure (Motor Burnout)

    Customer must provide earth ground to unit, per NEC, CEC and local codes, as applicable. Verify with a voltmeter that power is Off. The Vertiv™ Liebert® iCOM™ controller does not isolate power from the unit, even in the “Unit Off” mode. Some internal components still require and receive power even during the “Unit Off”...

  • Page 96: Compressor Mechanical Failure

    Customer must provide earth ground to unit, per NEC, CEC and local codes, as applicable. Verify with a voltmeter that power is Off. The Vertiv™ Liebert® iCOM™ controller does not isolate power from the unit, even in the “Unit Off” mode. Some internal components still require and receive power even during the “Unit Off”...
  • Page 97 Once evacuation requirements of compressor are met, open the valves to open the compressor to the system. 7. Check compressor and system operation. Make any necessary adjustments for proper equipment operation. 13 Maintenance Proprietary and Confidential ©2023 Vertiv Group Corp.

  • Page 98: Flow Sensor

    Before proceeding with installation, read all instructions, verify that all the parts are included, and check the nameplate to be sure the voltage matches available utility power. The Vertiv™ Liebert® iCOM™ controller does not isolate power from the unit, even in the Unit Off mode. Some internal components require and receive power even during the Unit Off mode of the Liebert®...
  • Page 99 13. Restore power to the unit and close the display door. Table 13.3 Parameter Settings Parameter Setting Value Analog output lower limit (A-LOF) 0 gpm Analog output upper limit (A-HIF) 202 gpm Table 13.4 Initial Parameter Settings CH.2 ANLG PIPE 13 Maintenance Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 100 Vertiv™ Liebert® XDM Installer/User Guide Figure 13.1 Flow Sensor Item Description Flow sensor Cable connection Mounting screws Mounting bracket Proprietary and Confidential ©2023 Vertiv Group Corp. 13 Maintenance...

  • Page 101: Preventive Maintenance Checklist

    Check/re-torque the wire connections. Refrigeration Piping o Check the refrigerant lines (clamps secure, no rubbing, no leaks). o Check for moisture. o Check for restriction temperature drop across filter drier. 14 Preventive Maintenance Checklist Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 102 Check for pump motor bearing noise. o Verify that pump suction pressure is above 10 psi. Suction: o Pump amp draw o Verify pump change over (if multiple pumps). Proprietary and Confidential ©2023 Vertiv Group Corp. 14 Preventive Maintenance Checklist...
  • Page 103 Check strainer to determine if it needs to be cleaned. o Check for leaks at all connections. Vertiv™ Liebert® MC or Vertiv™ Liebert® MCV Condenser o Make sure that the coil is clean of debris (clean coil if required).
  • Page 104 Check for refrigerant leaks. o Check/re-torque the wire connections. o Check the contactors for pitting (replace if pitted). o Verify the pump speed control operation. o Check the pump mounting. Proprietary and Confidential ©2023 Vertiv Group Corp. 14 Preventive Maintenance Checklist...
  • Page 105 Name Signature Company Make photocopies for your records. Compare readings/information to previous maintenance worksheet. To locate your local Vertiv representative for Vertiv-engineered parts, check https://www.Vertiv.com/en-us/support/ or Call 1- 800-543-2778. 14 Preventive Maintenance Checklist Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 106 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2023 Vertiv Group Corp. 14 Preventive Maintenance Checklist...

  • Page 107: Appendices

    505 N. Cleveland Ave. Westerville, OH 43082, USA Europe Via Leonardo Da Vinci 8 Zona Industriale Tognana 35028 Piove Di Sacco (PD) Italy Asia 7/F, Dah Sing Financial Centre 3108 Gloucester Road Wanchai, Hong Kong Appendices Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 108 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2023 Vertiv Group Corp. Appendices...

  • Page 109: Appendix B: Submittal Drawings

    Liebert® XDM Installation and Clearance Data 400kW Electrical Field Connections DPN005144 Liebert® XDM Electrical Field Connections Liebert® XDM Models DPN005140 Liebert® XDM CANbus and Interlock Connections Liebert® MCV + Liebert® EconoPhase + Base Assembly DPN005241 Liebert® XDM Electrical Data Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 110 Vertiv™ Liebert® XDM Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2023 Vertiv Group Corp.
  • Page 111 LIEBERT® XDM COMPONENT LOCATION DIAGRAM 1. Compressors (Typical 4) 2. Electric Panel (not shown, behind Accent Panel) 3. Pump 4. Heat Exchanger 5. Flowmeter 6. Leak Detection 7. Electronic Expansion Valves (Typical 2) 8. Variable Frequency Drive 9. Fluid Fill Connection 10.
  • Page 112 LIEBERT® XDM STANDARD FEATURES HEAT EXCHANGER - Brazed plate design with interwoven circuiting constructed of stainless steel plates, copper brazed. PUMP The unit is equipped with one stainless steel pump and dedicated speed controllers. The pump speed shall be variable and automatically regulated by the Liebert®...
  • Page 113 LIEBERT® XDM OPTIONAL FEATURES REVERSING STARTER AND CAPACITIVE BUFFER – The unit shall include reversing starter with ATS (automatic transfer switch) control. In the event of a loss of primary power, the unit will automatically switch over to a secondary power source. The unit shall be equipped with a Capacitive Buffer to provide the Liebert®...
  • Page 114 LIEBERT® XDM CABINET DIMENSIONAL DATA 200kW 36" 914mm 47 1/8" 1196mm Cabinet Top View 36" 914mm 48 3/4" 62" 1238mm 1575mm Overall 76" 1930mm 45" Frame 1143mm 59 7/8" Frame 47" 1521mm Cabinet 1195mm 61 5/8" Cabinet 1565mm Right Side View Front View Notes: 1.
  • Page 115 LIEBERT® XDM CABINET DIMENSIONAL DATA 400kW Module A Module B 43" 1092mm Opening 36" Typ. 914mm 57 7/8" 1470mm Top View Opening (Front of Unit) Typ. 36" 914mm 121 7/8" 49" 3096mm 1244mm Overall 76" 1930mm Module A Front View Module B Right Side View 119 3/4"...
  • Page 116 LIEBERT® XDM FLOORSTAND DIMENSIONAL DATA 200kW 58 1/2" 1486mm Center of Feet Typ. 43 1/2" 1105mm Center of Feet Typ. 19" 18 1/2" 18 1/2" 483mm 470mm 470mm 45" 1143mm 60" 1524mm 7/8" 23mm Typ. 3" 46 1/2" 76mm 1181mm Typ.
  • Page 117 LIEBERT® XDM FLOORSTAND DIMENSIONAL DATA 400kW 116 1/4" 2953mm 38 7/8" 41" 36 3/8" 987mm 1041mm 924mm 41 1/2" 1054mm Typ. (4) PLCS. 38 7/8" 36 3/8" 41" 924mm 1041mm 987mm Top View (All dimensions to center of feet) 119 3/4" 45"...
  • Page 118 LIEBERT ® PIPING SCHEMATIC LIEBERT® XDM with LIEBERT® MCV Differential LIEBERT® MCV HEAT REJECTION SKID Liebert® EconoPhase Check Valve Differential Check Valve Check Valve Liquid to Indoor Unit LIEBERT® MCV CONDENSER Solenoid Ball Valve Ball Valve Valve Hot Gas Discharge from Indoor Unit Electronic Expansion Valve...
  • Page 119 1. Supply and Return connections in Liebert® XDM having temperature sensor, pressure transducer, schrader air vent, and ball valve. 2. Field to install strainer in field secondary (XDM ) return line to Cooling Modules . Vertiv recommends a bypass piping arrangement to allow for cleaning the strainer without disrupting unit operation.
  • Page 120 For applications when the outdoor winter design temperature is below -18°F (-27°C), use a percentage of glycol per the appropriate table below or contact your Vertiv Sales Representative and Application Engineer. The percent glycol solution values listed below in Tables 1 and 2 are for reference and are based on burst protection of the Brazed Plate Heat Exchanger (BPHE) at various outdoor winter design temperatures.
  • Page 121 Any residual contaminants could adversely affect the heat-transfer stability and performance of your system. In most cases, special cleaners are needed to remove scale, rust, and hydrocarbon foulants form pipes, manifolds, and passages. For more information on cleaners and degreasers, contact your Vertiv® representative. Follow the manufacturer’s instructions when using these products.
  • Page 122 LIEBERT® XDM PRIMARY CONNECTION LOCATIONS 7" 178 mm Top (Fluid and Refrigerant) 200kW 90° 2 5/8" Typ. 67 mm 5 1/2" 3/4" 140 mm 19 mm Typ. (4) PLCS. DETAIL A DETAIL B Typ. (2) Places 2-1/2" (150 lb) CL Steel Pipe Flange Front of Unit Top View Dimensions from front corner...
  • Page 123 LIEBERT® XDM PRIMARY CONNECTION LOCATIONS 7" Top (Fluid and Refrigerant) 400kW 178 mm CWS1 CWS2 L1 G1 CWR1 CWR2 3/4" 19 mm Typ. (4) PLCS. 2 5/8" 5 1/2" 67 mm 140 mm All dimensions from DETAIL A front corner of unit including panels Typ.
  • Page 124 LIEBERT® XDM PRIMARY CONNECTION LOCATIONS Top (Fluid and Refrigerant) 400kW All dimensions from LV14 front corner of unit including panels LV13 LV15 LV16 CWD2 CWD1 Module A Front View Module B Electrical Internal Components and Front Panel removed for clarity Module POINT DESCRIPTION X in.
  • Page 125 LIEBERT® XDM PRIMARY CONNECTION LOCATIONS (Bottom Fluid and Top Refrigerant) 200kW DETAIL B Front of Unit (Accent Panel not Shown) Dimensions from front corner 14" 356 mm of unit including panels. 7" 178 mm 90° 5 1/2" Typ. 140 mm 5 1/2"...
  • Page 126 LIEBERT® XDM PRIMARY CONNECTION LOCATIONS (Bottom Fluid and Top Refrigerant) 400kW Module B 7" Module A 90° 178mm Typ. 2 5/8" 67mm All dimensions from front corner of unit 3/4" including panels 19mm 5 1/2" Typ. (4) PLCS. 140mm LV10 Top View LV11 LV12...
  • Page 127 LIEBERT® XDM PRIMARY CONNECTION LOCATIONS (Bottom Fluid and Top Refrigerant) 400kW All dimensions from LV14 front corner of unit including panels LV13 LV15 LV16 CWD1 Front View Module B CWD2 Module A CWS (front) CWS (front) Electrical Internal Components CWR (rear) CWR (rear) and Front Panel removed for clarity Module POINT DESCRIPTION...
  • Page 128 LIEBERT® XDM HEADER ASSEMBLY 400kW Factory provided Header Support Brackets and Clamps (reuse factory provided shipping clamps (two per Header)) typical. 81 3/4" 2078 mm 15 3/8" 3 7/8" 391 mm Air Bleed Port 99 mm Typ. Typ. (2) PLCS. End Plate removed for clarity 9"...
  • Page 129 LIEBERT® XDM HEADER ASSEMBLY 400kW Fluid Return from Heat Load Fluid Supply to Heat Load Header End Caps (May be installed on either end of Header based on application requirements) 36" 914 mm 36" 914 mm Module A Module B 95 1/4"...
  • Page 130 LIEBERT® XDM AIR COOLED PIPING SCHEMATIC LIEBERT® MCV WITHOUT RECEIVER MOUNTED ABOVE LIEBERT® XDM CIRCUIT 1 CIRCUIT 2 Notes: 1. Single refrigerant circuit shown for clarity, for XDM400 units refrigerant connections are typical. 2. The bottom of the condenser coil must be less than 60' (18.3m) above the elevation of the EEVs inside the indoor unit.
  • Page 131 LIEBERT® XDM AIR COOLED PIPING SCHEMATIC LIEBERT® MCV WITHOUT RECEIVER MOUNTED BELOW LIEBERT® XDM Hot Gas Discharge Liquid Return Liebert® XDM CIRCUIT 1 CIRCUIT 2 33 1/16" 840mm Internal EEV Height 4.6m XDM200 Maximum Vertical Liquid Rise Return Liebert® MCV Condenser Unit Hot Gas Discharge...
  • Page 132 LIEBERT® XDM INSTALLATION AND SERVICE CLEARANCE DATA 200kW Front of XDM Unit Machine room Data Hall XDM Unit Wall "A" 2" Raised Floor 51mm Coolant Return Coolant Supply "Y" "H" 3" 76mm "A" = 24" to 36" Service access Wall not shown for clarity Height in.
  • Page 133 LIEBERT® XDM INSTALLATION AND SERVICE CLEARANCE DATA 200kW REFRIGERANT CONNECTIONS REFRIGERANT CONNECTIONS Data Hall Wall XDM Unit Front of XDM Unit 2" Raised 51mm Floor Coolant Supply Coolant Return "Y" "H" 3" 76mm Height in. (mm) 18 ( 457 ) 9 ( 229 ) 24 ( 610 ) 15 ( 381 ) 30 ( 762 ) 21 ( 533 ) 36 ( 914 ) 27 ( 686 )
  • Page 134 LIEBERT® XDM INSTALLATION AND SERVICE CLEARANCE DATA 400kW Front of XDM Unit Machine room Data Hall XDM Unit Wall "A" Raised Floor 3" 76mm Coolant Return Coolant Supply "Y" "H" 3" 76mm Height in. (mm) 18 ( 457 ) 8 ( 203 ) 24 ( 610 ) 14 ( 356 ) 30 ( 762 ) 20 ( 508 ) 36 ( 914 ) 26 ( 660 )
  • Page 135 LIEBERT® XDM INSTALLATION AND SERVICE CLEARANCE DATA 400kW REFRIGERANT CONNECTIONS Data Hall REFRIGERANT CONNECTIONS Wall XDM Unit Front of XDM Unit Raised 3" Floor 76mm Coolant Coolant Supply Return "Y" "H" 3" 76mm Height in. (mm) Raised 18 ( 457 ) 8 ( 203 ) Floor 24 ( 610 ) 14 ( 356 ) 30 ( 762 ) 20 ( 508 )
  • Page 136 LIEBERT® XDM ELECTRICAL FIELD CONNECTIONS LIEBERT® XDM MODELS STANDARD ELECTRICAL CONNECTIONS 1) High voltage entrance - Located in bottom and top of box (XDM200 quantity 4), (XDM400 quantity 8). 2) Low voltage entrance – Located in bottom and top of box (XDM200 quantity 4), (XDM400 quantity 8). 3) Three phase electrical service - Terminals are on top of disconnect switch.
  • Page 137 LIEBERT® XDM ELECTRICAL FIELD CONNECTIONS LIEBERT® XDM MODELS CANbus ELECTRICAL CONNECTIONS 12) CANbus Connector – Terminal block with terminals 49-1 (CAN-H) and 49-3 (CAN-L) + SH (shield connection). The terminals are used to connect the CANBus communication cable (provided by others) from the indoor unit to the Liebert ®...
  • Page 138 LIEBERT® XDM ELECTRICAL FIELD CONNECTIONS LIEBERT® XDM MODELS DETAIL B Terminal 12 13 DETAIL A Position DPN005144 REV : 3 Page :3 /3 REV DATE : 05/19/2021...
  • Page 139 LIEBERT® XDM CANbus & INTERLOCK CONNECTIONS LIEBERT® MCV + LIEBERT® ECONOPHASE + BASE ASSEMBLY ECONOPHASE CONTROL BOARDS (FACTORY SET) CIRCUIT 1 CIRCUIT 2 CANBUS ADDRESSING DIPSWITCH LIEBERT® ECONOPHASE UNIT CONDENSER CONTROL BOARDS (FACTORY SET) CANBUS COMMUNICATION CABLE CIRCUIT 1 LIEBERT® MCV CONDENSER TB50 CAN H OUTPUT...
  • Page 140 LIEBERT® XDM CANbus & INTERLOCK CONNECTIONS LIEBERT® MCV + LIEBERT® ECONOPHASE + BASE ASSEMBLY COMPONENT NOTES: 1. COMPONENT APPEARANCE, ORIENTATION, AND POSITION MAY VARY BETWEEN PRODUCT LINES. TERMINAL NAMES REMAIN CONSTANT. 2. ALL CIRCUITS TO THESE CONNECTION POINTS REMAIN CONSTANT. CAN &...
  • Page 141 LIEBERT® XDM ELECTRICAL DATA DPN005241 REV: C PAGE: 1 OF 1 REV DATE: 09/21...
  • Page 142 Vertiv™ Liebert® XDM Installer/User Guide...
  • Page 143 Vertiv.com | Vertiv Headquarters, 505 N. Cleveland Ave., Westerville, OH 43082, USA © 2023 Vertiv Group Corp. All rights reserved. Vertiv™ and the Vertiv logo are trademarks or registered trademarks of Vertiv Group Corp. All other names and logos referred to are trade names, trademarks or registered trademarks of their respective owners.

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