Liebert GXT2-10000RT208 user manual Troubleshooting guide Problem Cause Solution

Page 46

Troubleshooting

Table 5

Troubleshooting guide

 

 

 

 

Problem

Cause

Solution

 

 

 

 

UPS fails to start when the

UPS is short-circuited or

Ensure the UPS is OFF. Disconnect all loads and ensure

nothing is lodged in output receptacles.

ON button is pressed.

overloaded.

Ensure the loads are not defective or shorted internally.

 

 

 

 

 

 

 

 

 

UPS not plugged in.

UPS is operating in Battery Mode, make certain UPS is

 

 

securely plugged into the wall receptacle.

 

 

 

Battery indicator is

UPS input protection fuse

UPS is operating in Battery Mode. Save data and close

has blown/opened.

applications. Replace UPS input fuse, then restart UPS.

illuminated.

 

 

 

Utility voltage out of UPS

UPS is operating in Battery Mode. Save data and close

 

 

applications. Ensure utility supply voltage is within

 

 

input range.

 

 

acceptable limits for UPS.

 

 

 

 

 

 

 

 

 

Batteries are not fully

Keep UPS plugged in continuously at least 24 hours to

 

 

charged.

recharge batteries.

UPS has reduced battery

UPS is overloaded.

Check load level display and reduce the load on the UPS.

time.

 

 

 

 

Batteries may not be able to

Replace batteries. Contact your local dealer, Liebert

 

 

 

 

representative or the Liebert Worldwide Support Group for

 

 

hold a full charge due to age.

 

 

replacement battery kit.

 

 

 

 

 

 

Fault and Bypass indicators

UPS overloaded or load

Check load level display and remove non-essential loads.

and all Load Level indicators

Recalculate the load and reduce number of loads

equipment is faulty.

are illuminated.

connected to UPS. Check load equipment for faults.

 

 

 

 

Fault and Bypass indicators

UPS control power supply

UPS requires service. Contact your local dealer, Liebert

and diagnostic indicator C are

fault.

representative or the Liebert Worldwide Support Group.

illuminated.

 

 

 

 

 

 

 

Fault and Bypass indicators

UPS PFC (Power Factor

UPS requires service. Contact your local dealer, Liebert

and diagnostic indicator D are

Correction Circuit) fault.

representative or the Liebert Worldwide Support Group.

illuminated.

 

 

 

 

 

 

 

 

 

 

UPS internal fan has a

Ensure the UPS is not overloaded, ventilation openings

 

 

are not blocked and room ambient temperature is not

Fault and Bypass indicators

problem or UPS shutdown

excessive.

and diagnostic indicator A are

due to temperature

Wait 30 minutes to allow UPS to cool, then restart UPS.

illuminated.

 

condition. Load is on bypass

 

If UPS does not restart, contact your local dealer, Liebert

 

 

power.

 

 

representative or the Liebert Worldwide Support Group.

 

 

 

 

 

 

Fault and Bypass indicators

UPS internal DC bus

UPS requires service. Contact your local dealer, Liebert

and diagnostic indicator B are

overvoltage.

representative or the Liebert Worldwide Support Group.

illuminated.

 

 

 

 

 

 

 

Fault and Bypass indicators

 

UPS requires service. Contact your local dealer, Liebert

and diagnostic indicator E are

UPS inverter fault.

Representative or the Liebert Worldwide Support Group.

illuminated.

 

 

 

 

 

 

 

 

Fault and Bypass indicators

Inverter-to-Inverter

UPS requires service. Contact your local dealer, Liebert

and diagnostic indicators A

Communications Failure

Representative or the Liebert Worldwide Support Group.

and B are illuminated.

 

 

 

 

 

Fault indicator and diagnostic

 

Replace batteries. Contact your local dealer, Liebert

indicators A and C are

UPS failed the battery test.

representative or the Liebert Worldwide Support Group.

illuminated.

 

 

 

 

 

 

 

 

 

 

 

 

Only phase angles of 120, 180 or 240 degrees

 

 

 

(±10 degrees) are permitted. These must be compatible

 

 

 

with the selections in the configuration program.

 

 

 

Or the phase angle has changed while the UPS was

Fault indicator and diagnostic

L1 to L2 phase angle

running. The phase angle is detected at startup and

cannot be changed to a different power source while

indicators A and D are

unacceptable.

running.

illuminated.

 

 

 

Turn the UPS Off and wait until the fans stop. Apply input

 

 

 

 

 

 

AC power. The UPS will reprogram the phase angle to

 

 

 

match the utility, if the utility is 120, 180 or 240 degrees

 

 

 

between L1 and L2. If this does not resolve the issue,

 

 

 

contact a qualified electrician to verify the site wiring.

40

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PRODUCT

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Contents Liebert GXT2-10000RT208 DIS Product Table of Contents Controls and Indicators Modes of OperationSpecifications MaintenanceTroubleshooting CommunicationsFigures Important Safety Instructions Product Glossary of Symbols Introduction and System Description Inverter Rectifier/Power Factor Correction PFC CircuitBattery Charger System DescriptionDC to DC Converter BatteryStatic Bypass Main Frame and Electronics Internal Battery PackMajor Components PD-101 Power Distribution Option with Internal Connector PD-102 Power Distribution Option PD-103WHAT’S Included Tower UPS Installation Install the Main CabinetInstallation and Configuration Attach Bezels to TopQuantity Installing the Adjustable Rack-Mount Kit-Sold SeparatelyReturn flanges Retaining Latches Front Innermembers members M4 nuts Rack Depth M4 nutsSupport Base With Spacers for External Battery Cabinets External Battery Cabinet InstallationUPS External Battery Cabinet Connect Input/Output Power Distribution Module Electrical Connections208 or Output to Load See Note 120 Input & Output Terminal Block ConnectionsElectrical requirements Input to UPS See NoteOutput Distribution Cover Plate Add an Output Power Distribution Module-OptionalHardwire Terminal Block Cover Screw holes To attach to UPSInstall the Internal Battery Packs Controls and Indicators horizontal overlayHardwire Input Connections Initial Startup and Electrical ChecksHardwire terminal connections Output Receptacle Distribution OptionsConfiguration Program Liebert GXT2-10000RT208 Configuration Program FeaturesWhat You Will Need Configuration Program-Installation Establishing Communication Link withCancel Without Changing UPS Settings Configuration Program-OperationRead/Confirm UPS Configuration Settings Changing UPS SettingsOn-Screen Reminders Programming Rejected When UPS is OffPartial Rejection Output Voltage Selection Notes UPS TabOutput Voltage N Reverse Detection-120V UPS Models OnlyOptions Tab Frequency SelectionOptions Tab Used With Earlier Liebert GXT2 Models Auto Battery Test Time Battery TabLow Battery Time Warning Battery Cabinets NumberAbout Tab OFF/Bypass Button ON/Alarm Silence/Battery Test ButtonControls and Indicators Horizontal overlay for rack mountingBypass Indicator Amber Battery Level Indicators 5 GreenFault Indicator Red UPS on Indicator GreenBattery Recharge Operation Normal Mode OperationBattery Mode Operation Modes of Operation11.1.1 DB-9 Interface Port Communications Interface PortCommunications DB-9 pin assignmentCommunications-Liebert SNMP/OCWEBCARD Snmp Adapter Pin 4 Remote Shutdown on BatteryUPS Intelligent Communications Wrap network cable around ferrite beadKey to Repo switch connections 1 VDC Sense Common Remote Emergency Power OffRepo Connection Internal Battery Replacement Procedures Battery ReplacementMaintenance BatteryUPS Power Module Replacement UPS back panel-control location Troubleshooting Fault indicators Indicator status Diagnosis/Audible alarmAlarm conditions Condition AlarmTroubleshooting guide Problem Cause Solution See 12.2 UPS Power Module Replacement Battery run times Battery/External 10000VA Run Time Cabinets Load% MinutesAuto-Learning Battery Run Times Specifications UPS specificationsSee Battery run times Battery specificationsOptional output distribution specifications-PD-101 Model Number PD-101 DIMENSIONS, W x D x HModel Number PD-102 DIMENSIONS, W x D x H Optional output distribution specifications-PD-102Optional output distribution specifications-PD-103 Model Number PD-103 DIMENSIONS, W x D x HExternal battery cabinet specifications Product Warranty RegistrationModel Number Product DIS Product Nit Web SiteEnvironmental Systems Etwo

GXT2-10000RT208 specifications

The Liebert GXT2-10000RT208 is a highly sophisticated uninterruptible power supply (UPS) designed to deliver reliable power protection for critical IT infrastructure and business operations. With a power capacity of 10,000 VA, this UPS ensures the continuous operation of essential devices, safeguarding them from potential damage caused by power interruptions, surges, or sags.

One of the standout features of the Liebert GXT2-10000RT208 is its online double conversion technology. This technology provides a consistent, high-quality power output by converting incoming AC power to DC and then back to AC. This process eliminates voltage fluctuations and offers a stable energy supply, ensuring that connected equipment operates smoothly, regardless of the condition of the utility power.

The UPS is designed to support a wide range of applications, making it an ideal choice for data centers, telecommunications setups, and other critical environments. Its advanced microprocessor control ensures precise monitoring and regulation of power conditions. The Liebert GXT2-10000RT208 also features an impressive input voltage range, which is beneficial in areas where power quality is inconsistent.

Equipped with an LCD display, users can easily access vital information regarding the UPS’s operational status, battery health, and power protection levels. This user-friendly interface simplifies monitoring and management, allowing for quick assessments and troubleshooting.

Another key characteristic of the Liebert GXT2-10000RT208 is its modular design. This allows for easy installation and maintenance, as well as the opportunity to expand the power capacity by adding external battery cabinets. This scalability ensures that businesses can adapt their power protection solutions to meet evolving needs without significant changes to their existing setups.

The UPS also includes advanced battery management features that optimize battery lifespan and performance. The Liebert GXT2-10000RT208 employs intelligent charging algorithms and battery testing functions to ensure reliable performance when needed most. Furthermore, support for various communication protocols enhances compatibility with other management systems, enabling seamless integration into existing infrastructure.

In summary, the Liebert GXT2-10000RT208 is a powerful and versatile UPS solution that combines advanced technology with robust features. Its online double conversion technology, extensive monitoring capabilities, and scalable design make it an excellent choice for organizations seeking reliable protection for their critical systems. With the GXT2-10000RT208, businesses can operate confidently, knowing their power supply is secure from unexpected disruptions.
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