Liebert gxt2u user manual Fuse Replacement

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Maintenance

9.2FUSE REPLACEMENT

CAUTION

! Before changing the input fuse, turn off the UPS, and unplug the supply lead from the AC input supply. Replace the fuse with the same type and rating.

1. Remove the input fuse.

2. Locate the spare input fuse that is included with the UPS.

3. Insert the spare fuse into the fuse holder, and reinstall assembly into the UPS. Twist by hand; rotate clockwise until fuse holder locks into position.

4. Reconnect the input power cord to input AC supply.

5. Restart the UPS. The UPS is ready for normal operation.

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PRODUCT

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Contents Liebert GXT2U DIS Product Table of Contents Tables Important Safety Instructions Product Glossary of Symbols Introduction Transient Voltage Surge Suppression Tvss EMI/RFI Filters RECTIFIER/POWER Factor Correction PFC CircuitMajor Components InverterDC to DC Converter Battery ChargerBattery Dynamic BypassLiebert GXT2U, Rear View Installation Tower UPS InstallationPreparation RACK-MOUNT UPS Conversion and Installation Bracket assembly into rack Prepare the UPS or battery Cabinet the equipment for UPS External Battery Cabinet Installation UPSControls and Indicators ON/ALARM SILENCE/MANUAL Battery Test ButtonBypass Indicator LED Amber LOAD/BATTERY Level Indicators 4 GREEN, 1 AmberFault Indicator LED RED Battery Indicator LED AmberAC Input Indicator LED Green Output Voltage SelectionNormal Mode Operation Bypass Mode OperationOperating Instructions Battery Mode Operation Battery Recharge ModeCommunications Communications Interface PortPins 4 & 5 Remote Shutdown on Battery Auto-Enable Output Pin 6 Logic Pins 5 & 6 ANY-MODE ShutdownUPS Intelligent Communications Configuration Program Liebert GXT2U Configuration Program AbilitiesMaintenance Battery ReplacementInternal Battery Replacement Procedures Fuse Replacement Troubleshooting AC LEDTroubleshooting guide Check load equipment for Your UPS has received a Alarm conditions Specifications Model RatingGXT2-1500RT120 GXT2-2000RT120 GXT2-3000RT120 Battery Cabinet Specifications Battery ParametersBattery RUN Times Product Warranty Registration DIS Product DIS Product DIS Product Disconti Nued Product