What to do if the FAULT LED lights up and there is a warning tone on my Emerson Liebert GXT-MT?
If the FAULT LED is lit and you hear a warning tone once a second on your Emerson UPS, this indicates an overload. To resolve this, remove some of the loads connected to the UPS output.
Why is the emergency supply period shorter than nominal value on my Emerson Liebert GXT-MT UPS?
If the emergency supply period of your Emerson UPS is shorter than expected, it could be due to batteries not being fully charged or defective batteries. Charge the batteries for at least 1-2 hours and then check their capacity. If the issue continues, it is recommended to consult your dealer.
How to troubleshoot no power indication on Emerson Liebert GXT-MT?
If your Emerson UPS shows no indication and emits no warning tone even when connected to the mains power supply, the cause may be no input voltage. Check the building wiring socket outlet and the input cable.
What to do if FAULT LED lights up with a permanent warning tone on Emerson UPS?
If the FAULT LED is illuminated and a permanent warning tone is sounding on your Emerson UPS, this indicates a UPS fault. In this case, notify your dealer.
Why is the INVERTER LED on and an alarm sounding on my Emerson UPS?
When the INVERTER LED lights up and an audible alarm sounds every 4 seconds on your Emerson UPS, it signifies that the mains power supply has failed, and the system is automatically switching to battery mode. If the audible alarm sounds every second, the battery is almost empty.
Why is the LINE LED blinking on my Emerson Liebert GXT-MT UPS?
If the LINE LED is blinking on your Emerson UPS, it means the phase and neutral conductors at the input of the UPS system are reversed. Rotate the mains power socket by 180° or correctly connect the UPS system.
What does it mean when the FAULT LED is on and the BATTERY LED blinks on my Emerson Liebert GXT-MT?
If the FAULT LED is lit, the BATTERY LED is blinking, and a warning tone sounds once a second on your Emerson UPS, it suggests that the charger or batteries are damaged. Notify your dealer.
Why are the LINE and BYPASS LEDs on when power is available on my Emerson Liebert GXT-MT UPS?
If the LINE and BYPASS LEDs are lit on your Emerson UPS even when the power supply is available, it indicates that the inverter is not switched on. Press the On-Switch “I”.
What does it mean when LINE-LED blinks and BATTERY-LED lights up on Emerson Liebert GXT-MT UPS?
If the LINE LED blinks and the BATTERY LED lights up on your Emerson UPS, it indicates that the input power and/or frequency are out of tolerance. Check the input power source, and if necessary, inform your dealer.
General| Topology | Double Conversion Online |
|---|---|
| Form Factor | Tower |
| Frequency | 50/60 Hz |
| Output Power Factor | 0.9 |
| Operating Temperature | 0°C to 40°C |
| Humidity | 0-95% non-condensing |
| Power Capacity | 1 kVA / 0.9 kW, 2 kVA / 1.8 kW, 3 kVA / 2.7 kW |
| Battery Type | Sealed Lead-Acid (SLA) |
| Communication Ports | USB, RS-232 |
| Dimensions | Varies by model |
| Weight | Varies by model |
| Efficiency | Up to 95% |
Detailed steps for UPS installation and wiring by professionals.
Description of UPS operation during a power outage.
Guidelines for maintaining UPS batteries, including charging.
Important safety notes for battery handling and replacement.
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