Why is my Eaton MX 4000 RT beeping INV THERM OVERLOAD?
- GGreg KimAug 17, 2025
The Eaton UPS shuts down automatically due to a major overload. To resolve this, check the power drawn by the connected devices and disconnect any non-priority devices.
Why is my Eaton MX 4000 RT beeping INV THERM OVERLOAD?
The Eaton UPS shuts down automatically due to a major overload. To resolve this, check the power drawn by the connected devices and disconnect any non-priority devices.
What to do if my Eaton MX 4000 RT says INVERT LIMITATION?
If your Eaton UPS indicates an INVERT LIMITATION, it signifies short circuit conditions on output devices. You should check the installation at the UPS output, including wiring and equipment for faults.
What to do if my Eaton MX 4000 RT says NO BATTERY?
If your Eaton UPS displays a 'NO BATTERY' message, it means the battery is incorrectly connected. Check the battery connections to resolve this issue.
What to do if my Eaton MX 4000 RT UPS says I/O BAD CONNECTION?
If your Eaton UPS displays an 'I/O BAD CONNECTION' message, it means the AC source is not connected to the correct terminals. Check the AC wiring.
Why are the equipments no longer supplied if Normal AC source fails in my Eaton UPS?
The equipments are no longer supplied if Normal AC source fails because the manual bypass on the ModularEasy module is set on the Bypass position, or the wiring(s) between the UPS and the ModularEasy module is not correct. Set the manual bypass on the ModularEasy module to the Normal position.
What to do if my Eaton UPS says NO BATTERY MODULE?
If your Eaton UPS displays a 'NO BATTERY MODULE' message, it means the battery sub-module is incorrectly connected. You should check the battery connections.
Why are the equipments no longer supplied when the manual bypass on the ModularEasy module is set on the Normal position in my Eaton MX 4000 RT?
The equipments are no longer supplied when the manual bypass on the ModularEasy module is set on the Normal position because the wiring(s) between the UPS and the ModularEasy module is not correct. Check the wiring(s) between the UPS and the ModularEasy module.
Why are the equipments no longer supplied when the manual bypass on the ModularEasy module is set on the Bypass position in my Eaton MX 4000 RT UPS?
The equipments are no longer supplied when the manual bypass on the ModularEasy module is set on the Bypass position because the equipments are connected to the UPS output instead of the ModularEasy module output. Check the wiring(s) between the UPS and the ModularEasy module.
What to do if my Eaton MX 4000 RT says NO POWER MODULE?
If your Eaton UPS displays a 'NO POWER MODULE' message, it means the power sub-module is not inserted. Check the power sub-module connections.
What does it mean when LED (21) is ON in my Eaton MX 4000 RT?
When LED (21) is ON in your Eaton UPS, the equipments are protected by the UPS but the operation is downgraded.
Output Power Capacity | 3600 W |
---|---|
Output Power Factor | 0.9 |
Topology | Online Double Conversion |
Battery Type | Sealed Lead-Acid (SLA) |
Communication Ports | USB |
Operating Temperature | 0 to 40 °C |
Form Factor | Rack/Tower |
Frequency | 50/60 Hz |
Power Rating | 4000 VA / 3600 W |
Procedure for connecting internal batteries for initial start-up.
Instructions for orienting the panel and mounting in a rack.
Guide to rack mounting the UPS module, including battery tray removal.
Detailed steps for rack mounting the UPS/battery module onto rails.
Recommendations for upstream/downstream protection and cable sizing.
How to connect power cables to the UPS terminals.
Connecting equipment via IEC output receptacles.
Steps for the initial power-up and checks.
Steps for completing the UPS start-up process.
How the UPS functions when on battery power.
Steps for safely shutting down the UPS.
User-resolvable issues and their solutions.
Issues requiring professional assistance from Eaton.
Specific troubleshooting for ModularEasy parallel configurations.