Vertiv Liebert XDU070 Application & Planning
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Vertiv Liebert XDU070 Application & Planning

Vertiv Liebert XDU070 Application & Planning

Coolant distribution unit liquid to air
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Liebert® XDU070 Coolant
Distribution Unit (Liquid to Air)
Application and Planning Guide

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Summary of Contents for Vertiv Liebert XDU070

  • Page 1 Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide...
  • 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

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide TABLE OF CONTENTS 1 Safety Instructions 1.1 General 1.2 Installation and Handling 1.3 Application 1.4 Warranty 1.5 Electrical Connection 1.6 Replacement Parts 1.7 Waste Disposal 1.8 Documentation 2 Agency 2.1 Product Standards and Approvals...
  • Page 4 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp.

  • Page 5: Safety Instructions

    2. Equipment and controls are disconnected from the electrical supply. 3. All rotating parts such as pumps and 3-way valves have come to rest. If there is a doubt concerning safety, installation, operation, or maintenance instructions, contact Vertiv for clarification and advice. See Technical Support/Service in the United States on page 25 .

  • Page 6: Replacement Parts

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide 1.6 Replacement Parts Any parts replaced during maintenance or servicing must be the same specification as those being replaced. The use of incorrect replacement parts may affect the operation or reliability of the unit and invalidate any warranty. See...

  • Page 7: Agency

    Low Voltage directive 2014/35/EU, the EMC directive 2014/30/EU and the Pressure Equipment directive 2014/68/EU. As manufactured, Vertiv products are designed to comply with an IP21 rating. This product is cUL listed for the appropriate voltage models and certificates will be made available on request (cUL certificate pending).
  • Page 8 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp. 2 Agency...

  • Page 9: Product Description

    3 Product Description 3.1 General This document describes the physical and electrical characteristics of the Vertiv™ Liebert® XDU070 for application and planning purposes. The Liebert® XDU070 contains a secondary closed loop circuit that provides a supply of cooling fluid to IT equipment for direct cooling (e.g., cold plates at chip level).

  • Page 10: Vertiv™ Liebert® Xdu070 Model Number Nomenclature

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide 3.2 Vertiv™ Liebert® XDU070 Model Number Nomenclature The Liebert® XDU070 can be configured for voltage options to suit • Any global location • Primary/secondary filtration • Primary top/bottom connections •...

  • Page 11: Product Views

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide 3.3 Product Views Figure 3.1 Front View of Vertiv™ Liebert® XDU070 (Doors and Side Panels Removed) 3 Product Description Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 12 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Figure 3.2 Rear View of Vertiv™ Liebert® XDU070 (Doors and Side Panels Removed) Proprietary and Confidential ©2024 Vertiv Group Corp. 3 Product Description...

  • Page 13: Spare Parts

    3.4 Spare Parts It is recommended that the end user holds a kit of essential spare parts to enable the Vertiv™ Liebert® XDU070 to be kept running with minimum of down time. Any parts replaced during maintenance or servicing must be the same specification as those being replaced and should only be obtained from Vertiv.
  • Page 14 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp. 3 Product Description...

  • Page 15: Technical Data

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide 4 Technical Data 4.1 Weights and Dimensions Table 4.1 Vertiv™ liebert® XDU Specifications Nominal cooling capacity Figure 4.4 on page 16 Figure 4.5 on page 17 Maximum flow – (7X fan performance) 6 fan operation is standard.

  • Page 16: Pipe Connections

    Pipe connections for the fluid circuit are made in the roof panel of the cabinet. The Vertiv™ Liebert® XDU pipe connections are 1.5-in (38.1 mm) sanitary flanges located on the top and bottom of the unit. Flanges are fitted with stainless steel blanking caps to ensure that the pipework remains contaminant-free during transit and for retention of the nitrogen holding charge during transit.

  • Page 17: Noise

    Maximum sound power level is72 dBA. 4.5 Fluid Circuit Figure 4.1 below shows the flow/pressure differential available at the fluid supply and return connections of the Vertiv™ Liebert®XDU070 based on water for both single and twin pump operation. Figure 4.1 Available Fluid External Flow/Pressure 4 Technical Data Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 18 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Figure 4.2 Flow/Pressure Graph for Multiple Units in Parallel Proprietary and Confidential ©2024 Vertiv Group Corp. 4 Technical Data...

  • Page 19: Airside

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide 4.6 Airside Figure 4.3 below shows the airflow performance for 6 x fans operating (N) and 7 x fans operating (N+1). The usable area is that shown above the green internal pressure drop curve.

  • Page 20: Thermal Performance

    4.7 Thermal Performance Figure 4.4 below shows the cooling capacity performance of the Vertiv™ Liebert® XDU070 unit based on 104°F (40°C) fluid supply temperature, at three alternative fluid flow rates for a range of air inlet temperatures (room air) from 68°F to 95°F (20°C to 35°C), equating to approach temperature differences (ATDs) 68°F to 41°F (20°C to 5°C).
  • Page 21 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Figure 4.5 below shows the cooling capacity performance of the Vertiv™ Liebert®XDU070 unit based on 113°F (45°C) fluid supply temperature, at two alternative fluid flow rates for a range of air inlet temperatures (room air) from 68°F to 95°F (20 to 35°C), equating to ATDs from 77°F to 55°F (25°C to10°C).

  • Page 22: Wetted Materials

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide 4.8 Wetted Materials For fluid compatibility purposes, all component materials in the fluid circuit are listed in Table 4.4 on the facing page . Table 4.4 Wetted Materials...
  • Page 23 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Table 4.4 Wetted Materials (continued) Fluid Circuit Component Materials Automatic air vent • Nickel plated brass (body) • St. steel (spring) • Polypropylene (float) • Nitrile (seals) Pressure relief valve •...
  • Page 24 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp. 4 Technical Data...

  • Page 25: Communications

    5.1 Group Control Groups of Vertiv™ Liebert®XDU070 units can be connected using a high speed, robust twisted pair CANbus network in order to provide coordinated control in larger installations and N+X redundancy. The maximum number of units in a single group is 8.

  • Page 26: Remote Monitoring Control

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide 5.2 Remote Monitoring Control The Vertiv™ Liebert® XDU070 provides a RS-485 and 2 off 10/100 Ethernet communication ports for external and remote monitoring and control via customer BMS and/or DCIM and/or supercomputer control nodes RS-485 CONNECTION MODBUS RTU is supported.

  • Page 27: Pipe Schematic

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide 5.3 Pipe Schematic Figure 6.1 Pipe Schematic Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 28 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp.

  • Page 29: Appendices

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Appendices Appendix A: Technical Support/Service in the United States Vertiv Group Corporation 24x7 dispatch of technicians for all products. 1-800-543-2378 Liebert® Thermal Management Products 1-800-543-2378 Liebert® Channel Products 1-800-222-5877 Liebert®...
  • Page 30 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp. Appendices...

  • Page 31: Appendix B: Warranty Details

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Appendix B: Warranty Details B.1 Limited Product and Service Warranty Extended warranties, service, and maintenance programs are available in most locations, details available upon request. To obtain further details of limited warranty, also after sales service offerings, contact your local sales representative or technical support if you have any questions or problems during unit installation.
  • Page 32 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp.

  • Page 33: Appendix C: Notes

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Appendix C: Notes Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 34 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp.

  • Page 35: Appendix D: Modbus Register Tables

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Appendix D: MODBUS Register Tables D.1 Discrete Inputs Table D.1 Vertiv™ Liebert® XDU070 Discrete Inputs Register Number Register Description Alarm Code Alarm (0 = Inactive, 1 = Active)
  • Page 36 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Table D.1 Vertiv™ Liebert® XDU070 Discrete Inputs (continued) Register Number Register Description Alarm Code Alarm : Sec Temp T3b Diff Fault Alarm : Sec Temp T3c Diff Fault...
  • Page 37 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Table D.2 Input Registers Register Description Units Scaling Data Type Number Mode 0 = not configured 1 = shutdown – remote start/stop 2 = shutdown - network 3 = full manual control...
  • Page 38 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Table D.2 Input Registers (continued) Register Description Units Scaling Data Type Number Pump 1 Filter Differential Pressure (PS3a – PS2) 0.01 Unsigned Pump 2 Filter Differential Pressure (PS3b – PS2) 0.01...

  • Page 39: Appendix E: Disposal Procedure

    Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide Appendix E: Disposal Procedure Waste materials must be disposed of in a responsible manner in line with environmental regulations. Decommissioning and disposal of this product should be undertaken by qualified personnel in adherence to local and national safety regulations, particularly for protection of lungs, eyes, and skin from chemicals, dust etc.
  • Page 40 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 41 Vertiv™ Liebert® XDU070 Coolant Distribution Unit (Liquid to Air) Application and Planning Guide...
  • Page 42 Vertiv.com | Vertiv Headquarters, 505 N Cleveland Ave, Westerville, OH 43082 USA ©2024 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. While every precaution has been taken to ensure accuracy and completeness here, Vertiv Group Corp.

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