Vertiv / UPS Power & Backup Systems

Liebert GXE 6kVA Equipment information & support

The Vertiv Liebert GXE 6kVA is a high-density single-phase online double-conversion UPS supplying 5400W (0.9 PF), engineered for core enterprise networks, telecom shelters, and mission-critical edge servers.

Equipment information

Brand
Vertiv
Equipment model
Liebert GXE 6kVA
Equipment type
UPS Power & Backup Systems
Controller / software version
Confirm against the installed equipment
View full product specifications
Vertiv Liebert GXE 6kVA Online Double-Conversion UPS (220V 5400W Rack/Tower Power) - Official Front View

Information below comes from the current product catalogue. Confirm the controller, software version and configuration of the installed equipment separately.

Rated Output Power Capacity
6000VA / 5400W (0.9 PF)
Power Topology Architecture
Online Double-Conversion
AC Input Voltage
120V - 300V AC Wide Tolerance
Transfer Switching Time
0ms (Zero Break Solid-State Transfer)
Parallel Redundancy Support
1+1 Parallel Redundancy
Chassis Form Factor
19-Inch Rackmount

Alarms & troubleshooting

INVERTER_OVERLOAD / BYPASS_RUN
Amber Overload LED solid, system transferred to static bypass
Load capacity exceeds UPS rating (>105%) or heavy inrush current during server startup
1. Check real-time load percentage and apparent power on the LCD panel;\n2. Disconnect non-critical peripheral loads to allow inverter to re-transfer;\n3. Verify newly installed IT hardware and stagger server startup cycles;\n4. If capacity is permanently exceeded, scale up via parallel units or larger UPS.
BATTERY_DISCHARGE / MAINS_FAIL
Battery Mode Amber LED solid, buzzer beeps every 4 seconds
Utility mains outage, input breaker tripped, or AC voltage/frequency out of tolerance
1. Monitor remaining battery runtime and percentage on the display;\n2. Start standby generator (DG) and confirm voltage and frequency stability;\n3. Inspect upstream distribution switchboard and surge arrestors;\n4. Verify rectifier auto-restarts upon grid recovery and initiates battery recharge.
FAN_FAULT / HEATSINK_OVERTEMP
Red Fault LED solid, display indicates OVERTEMP alarm code
Cooling fan failed or seized, ventilation grilles obstructed, or ambient AC failure
1. Inspect front and rear ventilation grilles, ensuring >200mm clearance;\n2. Verify cooling fan rotation and remove any foreign debris;\n3. Lower room ambient air conditioning temperature and improve ventilation;\n4. Replace defective cooling fans with genuine manufacturer units.

Access Complete Maintenance & Full Alarm Troubleshooting Manual

This page lists high-frequency critical alarm codes commonly encountered in field maintenance. Comprehensive manufacturer troubleshooting matrices, board-level repair guides, detailed electrical schematics, and firmware commissioning manuals are delivered alongside equipment upon formal project procurement, accompanied by dedicated FAE technical support.

Share on-site information

  1. 01

    Identify the exact model

    Record the nameplate, system model and controller or module model.

  2. 02

    Keep the alarm details

    Record the full alarm text, indicator colour, timing and whether it persists.

  3. 03

    Describe recent changes

    Note recent replacements, software updates or configuration changes.

Record information visible in the existing interface. Electrical measurements, disassembly and replacement should follow the applicable manufacturer's manual and be performed by qualified personnel.

Your model and these details will be added to the enquiry form for you to review before sending.

Related technical articles

Browse the technical guides or send a question about this model.

View all articles

Need a replacement module or supporting equipment?

Confirm the full model, system configuration and compatibility requirements before enquiring about suitable products.

Ask about suitable products

Have a model and an on-site issue?

Share the exact model, alarm text and observed symptoms to help identify relevant information and compatibility requirements.

Request technical support