TROUBLESHOOTING

This section presents various problems a user might encounter. Use this information to deter- mine whether external factors cause the problem and how to remedy the situation.

1.The Fault LED will illuminate, indicating the UPS detected a problem.

2.An alarm will sound, alerting that the UPS requires attention.

3.One or more additional load/battery level LED indicators will be illuminated to provide a diagnostic aid to the operator, as shown below:

Fault

A B C D E

 

LED

 

F

 

4.Record the LED condition and horn condition. Turn off the 30A AC input circuit breaker on the rear of the UPS and restart the UPS based on the Operating Instructions in this manual.

Table 2

LED indicators

 

LED status

Diagnosis

Audible alarm

 

 

 

All LEDs on

AC input overvoltage

Continuous beep

 

 

 

 

 

 

On bypass due to overtemperature condition until the UPS

Continuous beep

A, F on

 

cools, then re-transferring load to inverter.

 

 

 

Or off due to very high temperatures.

 

 

 

 

D, F on

 

Battery overvoltage

Continuous beep

 

 

 

 

E, F on

 

Battery mode overload

Half-second beep

 

 

 

every 1 second

A, D, F on

 

Inverter output short

Continuous beep

Line LED

 

Input AC present, but exceeds PFC input requirements

flashing

 

(> 276 or < 170)

 

All battery

 

Battery failure warning

Continuous beep

capacity LEDs

 

 

flashing

 

 

 

B, C, F on

 

EPO shutdown

Continuous beep

Other

 

Record condition of LEDs and horn. Contact Liebert technical

 

 

support.

 

If a problem persists, consult your local dealer, Liebert representative or the Liebert World- wide Support Group—telephone numbers may be found on the back of this manual. Please have the UPS model number and serial number available at the time of your inquiry.

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Emerson GXT5000R-208 user manual Troubleshooting

GXT5000R-208 specifications

The Emerson GXT5000R-208 is a high-performance uninterruptible power supply (UPS) designed to deliver reliable power protection for critical systems in data centers, industrial applications, and other mission-critical environments. This UPS is engineered for efficiency, redundancy, and performance, making it a trusted choice among IT professionals and facility managers.

One of the key features of the GXT5000R-208 is its double-conversion online technology. This technology ensures that the output power is consistent and free from fluctuations, providing pure sine wave output. This feature is particularly important for sensitive electronic equipment, as it maintains the integrity and operational stability of critical systems even in the event of input power disturbances such as surges, sags, or outages.

The GXT5000R-208 is capable of delivering a power capacity of 5000 VA / 5000 W with a nominal input voltage of 208-volt systems. Its advanced design allows for easy adaptability to various configurations, making it suitable for both single-phase and three-phase applications. The UPS is equipped with a wide input voltage range, which enhances its compatibility with different electrical infrastructures.

Another notable characteristic of the Emerson GXT5000R-208 is its modular design. The UPS can be easily expanded or reconfigured according to the changing needs of the facility, offering scalability for future growth. With hot-swappable batteries, users can perform maintenance or upgrades without downtime, ensuring continuous operation.

The GXT5000R-208 also incorporates powerful monitoring and management features. It comes with an intuitive LCD display that provides real-time information regarding the UPS status, battery health, and operational parameters. The UPS can also be integrated with various management software solutions, allowing for remote monitoring and control via SNMP, USB, or RS-232 connections.

Furthermore, the unit is built with a robust battery management system, ensuring optimal battery performance and longevity. Its intelligent charging system reduces the risk of battery overcharging, thus extending battery life and enhancing overall system reliability.

In summary, the Emerson GXT5000R-208 stands out for its reliable double-conversion online technology, scalability, and advanced monitoring capabilities. Its design prioritizes efficiency and adaptability, ensuring that organizations can maintain operational continuity and protect their critical systems against power disruptions. Whether in a data center or industrial setting, the GXT5000R-208 is a dependable UPS solution that meets the demanding requirements of modern power management.