Emerson GXT4 User's Guide

Liebert® GXT4™ UPS 120V/208V 500VA-3000VAUser Manual

Product DescriptionLiebert® GXT4™41.0 PRODUCT DESCRIPTIONThe Liebert GXT4 is a compact, online uninterruptible power system (UPS) that continuously co

Product Description5Liebert® GXT4™1.3 Appearance and Components1.3.1 Front Panel and ControlsThe Liebert GXT4 rack/tower models in various power ratin

Product DescriptionLiebert® GXT4™6Figure 3 Rear panel components—Liebert GXT4 120V rack/tower, 1500VA modelFigure 4 Rear panel components—Liebert GXT4

Product Description7Liebert® GXT4™Figure 5 Rear panel components—Liebert GXT4 120V rack/tower, 3000VA modelFigure 6 Rear panel components—Liebert GXT4

Product DescriptionLiebert® GXT4™81.4 Major ComponentsThe operating principle of the UPS is illustrated in Figure 7.Figure 7 Operating principle diagr

Product Description9Liebert® GXT4™DC-to-DC ConverterThe DC-to-DC converter raises the DC voltage from the battery to the optimum operating voltage for

Product DescriptionLiebert® GXT4™101.5.3 Battery ModeThe Liebert GXT4 enters Battery Mode when mains power fails or is outside acceptable limits. The

Installation11 Liebert® GXT4™2.0 INSTALLATION2.1 Unpacking and InspectionUnpack the UPS and conduct the following checks: • Inspect the UPS for shippi

InstallationLiebert® GXT4™122.4 Mechanical InstallationThe Liebert GXT4 may be installed as a tower or in a rack, depending on space and use considera

Installation13 Liebert® GXT4™Figure 10 Rotate the operation and display panelc. Pull the logo on the front plastic bezel cover gently, rotate it 90 de

InstallationLiebert® GXT4™142.5 Cable ConnectionThe Liebert GXT4 rear panel has an input cable and plug, output receptacles and output cable(s) (Outpu

Installation15 Liebert® GXT4™2.5.2 Connecting Battery Cables1. Switch Off the input breaker of the battery cabinet.2. Take out the battery cable inclu

Operation and Display PanelLiebert® GXT4™163.0 OPERATION AND DISPLAY PANELThis chapter describes the Liebert GXT4 controls, particularly the operation

Operation and Display Panel17 Liebert® GXT4™3.2 Control ButtonsThe four control buttons on the front of the operation and display panel are:•ESC•Up•Do

Operation and Display PanelLiebert® GXT4™183.4 Menu StructureThe menu structure of the LCD is shown in Figure 15.Figure 15 Menu structureAudible Alarm

Operation and Display Panel19 Liebert® GXT4™3.4.1 Startup ScreenWhen the Liebert GXT4 is starting up, it initiates a self-test and displays the screen

Operation and Display PanelLiebert® GXT4™203.4.2 Default ScreenPress any button in the START SUCCESSFUL screen to enter the default interface, shown i

Operation and Display Panel21 Liebert® GXT4™STATUS ScreenIn the MAIN MENU screen, select STATUS to enter the Status Screen, displaying OUTPUT, LOAD, I

Operation and Display PanelLiebert® GXT4™22UPS ScreenSelect MAIN MENU > CONFIGURATION > UPS to enter the UPS screen. This menu has six screens,

Operation and Display Panel23 Liebert® GXT4™ECO Mode ScreensSelect MAIN MENU > CONFIGURATION > ECO MODE to enter the ECO MODE screens, as shown

iTABLE OF CONTENTSIMPORTANT SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1SAVE T

Operation and Display PanelLiebert® GXT4™24Select 1 OUTLET CONTROL and press the Enter button to enter the OUTLET CONTROL screen, as shown in Figure 2

Operation and Display Panel25 Liebert® GXT4™Outlet2 ScreenThe Outlet2 screens are the same as the Outlet1 screens. The same settings are available as

Operation and Display PanelLiebert® GXT4™26Select ‘2 COLOR’ and press the Enter button to enter the COLOR screen, as shown in Figure 32.Figure 32 Colo

Operation and Display Panel27 Liebert® GXT4™TURN ON & OFF screenSelect MAIN MENU -> 3 CONTROL -> 1 TURN ON & OFF to enter the TURN ON &a

Operation and Display PanelLiebert® GXT4™28Log ScreenSelect MAIN MENU -> 4 LOG to enter the LOG screen. This screen has two submenus, VIEW LOG and

Operation and Display Panel29 Liebert® GXT4™NetworkSelect MAIN MENU>NETWORK to enter the NETWORK screen.The NETWORK screen displays the MAC address

Operation and Display PanelLiebert® GXT4™303.4.4 Prompt ListA prompt screen is displayed during the operation of the system to alert you to certain co

Operation and Display Panel31 Liebert® GXT4™3.4.6 Fault ListAll UPS fault messages are described in Table 7.If a fault occurs, the UPS automatically s

OperationLiebert® GXT4™324.0 OPERATIONThis section describes checks to be made before starting the UPS, how to start the UPS, manual battery test, man

Operation33 Liebert® GXT4™4.5 Shut Down the Liebert GXT4To shut down the UPS from the LCD:1. From the Main Menu select CONTROL, press Enter, then sele

ii4.0 OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .324.1 Startup Che

CommunicationLiebert® GXT4™345.0 COMMUNICATIONThis section describes the four types of communication ports on the rear of the UPS:• Liebert IntelliSlo

Communication35 Liebert® GXT4™5.2.1 Configuration ProgramThe configuration program is on the Liebert GXT4 CD and can be used instead of making configu

CommunicationLiebert® GXT4™365.3 RS-232 PortThe RS-232 port uses an Emerson® proprietary protocol that is for use with Liebert MultiLink®. This port e

Communication37 Liebert® GXT4™5.4.2 Battery Mode ShutdownBattery Mode Shutdown permits shutting down the UPS by turning Off the rectifier, inverter an

MaintenanceLiebert® GXT4™386.0 MAINTENANCEThis section describes replacing the internal battery pack, precautions, checking the Liebert GXT4’s status

Maintenance39 Liebert® GXT4™6.1.1 Battery Replacement Procedures1. Remove the front plastic bezel cover from the UPS.2. Loosen and remove the six scre

MaintenanceLiebert® GXT4™406. Unpack the new internal battery pack. Take care not to destroy the packing.Compare the new and old internal battery pack

Troubleshooting41 Liebert® GXT4™7.0 TROUBLESHOOTINGThis section indicates various UPS symptoms a user may encounter and provides a troubleshooting gui

TroubleshootingLiebert® GXT4™427.1.2 Audible AlarmAn audible alarm will sound in conjunction with the visual indicators to indicate a change in UPS op

Battery Cabinet43 Liebert® GXT4™8.0 BATTERY CABINETOptional battery cabinets are available for the Liebert GXT4. The battery connectors and input brea

iiiFIGURESFigure 1 Liebert GXT4 rack/tower models—front view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5Fig

SpecificationsLiebert® GXT4™449.0 SPECIFICATIONSTable 13 Specifications of GXT4-500RT120 - GXT4-700RT120 and GXT4-1000RT120 modelsParametersProduct Mo

Specifications45 Liebert® GXT4™Table 14 Specifications of GXT4-1500RT120 - GXT4-3000RT120 and GXT4-3000RT208 modelsParametersProduct ModelGXT4-1500RT1

SpecificationsLiebert® GXT4™46Table 15 Battery cabinet specificationsParameterModel NumberGXT4-48VBATT GXT4-72VBATTUsed w/UPS ModelGXT4-500RT120,GXT4-

Specifications47 Liebert® GXT4™Table 17 Battery run timesNumber of ExternalBattery CabinetsLoad Percentof Capacity120VAC RT Models208VACRT Model500VA

SpecificationsLiebert® GXT4™48Internal Battery+ 4 ExternalBattery Cabinets10% 480 480 480 480 480 466 48020% 480 480 459 446 424 421 42330% 480 457 43

Specifications49 Liebert® GXT4™9.1 Product Warranty RegistrationRegistration is not required to activate the product warranty on a Liebert UPS. Regist

While every precaution has been taken to ensure the accuracyand completeness of this literature, Liebert Corporation assumes noresponsibility and disc

ivTABLESTable 1 UPS models, power ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1Liebert® GXT4™IMPORTANT SAFETY PRECAUTIONSSAVE THESE INSTRUCTIONSThis manual contains important safety instructions that must be followed during the

Liebert® GXT4™2The Liebert GXT4-3000RT208 was tested under 20A branch circuit in accordance with the National Electrical Code, ANSI/NFPA 70. To reduce

3Liebert® GXT4™GLOSSARY OF SYMBOLSRisk of electrical shockIndicates caution followed by important instructionsAC inputAC outputRequests the user to co