Emerson XDR References, Pre-Installation Checks, Packing List, Installation Considerations

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Introduction

2.0INTRODUCTION

2.1References

This document must be used together with site specific documentation and documentation for other parts of the system.

2.2Pre-Installation Checks

Check the received materials to be sure all required assemblies and parts have been received. If you discover any external damage, report it to the shipping company and your local Emerson rep- resentative.

2.3Packing List

User manual (this document)

Liebert XDR module

2.4Installation Considerations

The Liebert XDR is designed for attachment to the rear of computer cabinets in the data center. See

4.0 - Mechanical Considerations for details.

2.4.1Room Preparation

The room should be well-insulated and must have a sealed vapor barrier. The vapor barrier in the ceiling and walls can be a polyethylene film. Paint on concrete walls and floors should contain either rubber or plastic.

NOTE

The vapor barrier is the single most important requirement for maintaining environmental control in the conditioned space.

Outside or fresh air should be kept to a minimum when temperature and humidity must be tightly controlled. Outside air adds to the cooling, heating, dehumidifying and humidifying loads of the site. Doors should be properly sealed to minimize leaks and should not contain ventilation grilles.

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Contents Liebert XDR Important Safety Guidelines Fluorinated Greenhouse Gas Requirements-European UnionTable of Contents Installation Checklist and System Fill for Startup SpecificationsFigures Page Example XDR20B1R Component Locations and Model Number NomenclaturePre-Installation Checks Installation ConsiderationsReferences Packing ListProduct/System Description Checking and UnpackingRecyclable Packaging Module HandlingUnpacking the Module Removing packaging Removing the Liebert XDR from the Pallet Remove Liebert XDR from palletLiebert XDR Dimensions Move the Liebert XDROverall dimensions with one-shot coupling pre-charged Determining Placement in the Conditioned Space Overall dimensions with removable couplingGeneric airflow diagram AirflowInstalling the Rack-Mounting Kit onto the Rack Mounting the Liebert XDR on the Rack-Mounting KitDoor Safety Catch System Connection Configuration European Union Fluorinated Greenhouse Gas RequirementsConnection Methods and Points InsulationRecommended Piping Size Hard-Piped Connection SizesBrazing Preparations Leak-Checking and Evacuation Header System Refer to for detailsDegree Connection TOP View Tools Required Male coupling on Liebert XD cooling moduleHex body, union nut on one-shot coupling Connection Methods-Removable Couplings Removable couplings Return Main Supply Main Oil rings on header and Liebert XD Flex Pipe connectors Do not Overtighten Disconnect a Liebert XD Flex Pipe from a Liebert XD System Piping mains without Liebert XD Flex PipeDisconnecting the Liebert XD Flex Pipe from the Liebert XDR Removing the Liebert XDR from a CabinetChecklist for Proper Installation Charging with RefrigerantStarting the Liebert XD System Maintenance Fluorinated Greenhouse Gas RequirementsSpecifications Page Ne t