Troubleshooting Chart

If the UPS fails to operate properly, turn off the unit and repeat the steps in the Installation section of this manual. If the problem per- sists, refer to the chart below:

Problem

Cause

Solution

 

 

Check the circuit protector on the side

UPS will not

Overload/

of the UPS. If it is tripped, reset it and

restart the UPS.

start

Short circuit

For further help, call your local dealer,

 

 

Liebert representative or the Liebert

 

 

Worldwide Support Group.

 

UPS not plugged in

Plug in power cord securely.

 

Circuit protector

Reset the circuit protector and restart

 

tripped

the UPS.

 

Power not available

Have the mains receptacle checked

UPS starts

at mains receptacle

by a qualified electrician.

on battery,

Input voltage below

Wait until the voltage rises to an

but will not

appropriate level or have the mains

switch to AC

threshold

receptacle checked by a qualified

 

 

electrician.

 

 

Wait until voltage lowers to an

 

AC overvoltage

appropriate level or have the mains

 

receptacle checked by a qualified

 

 

 

 

electrician.

 

Overload/

Check the circuit protector on the rear

 

Short circuit

of the UPS. If it is tripped, reset it and

 

 

restart the UPS.

 

 

UPS shuts

 

If the problem persists, disconnect

 

some of the equipment from your

down, Fault

 

UPS—the total wattage of your

Indicator lit

Internal UPS fault

equipment must not exceed the

 

 

capacity of the UPS. For further help,

 

 

call your local dealer, Liebert

 

 

representative or the Liebert

 

 

Worldwide Support Group.

UPS not

Overload

Reduce load.

providing

Battery not charged

Recharge battery.

expected

due to a recent

backup time

outage

 

16

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Liebert 500-650 VA user manual Troubleshooting Chart, Start

500-650 VA specifications

The Liebert 500-650 VA is a compact and efficient uninterruptible power supply (UPS) designed to safeguard critical electronic equipment against power inconsistencies. Whether it's protecting sensitive servers in data centers or providing backup power for home office setups, this UPS is engineered to deliver reliable performance.

One of the main features of the Liebert 500-650 VA is its ability to provide seamless power protection. With a high-quality battery management system, the unit ensures that connected devices receive uninterrupted power during outages or fluctuations. This is essential for preventing data loss and maintaining operational continuity in environments where time is crucial.

The UPS is equipped with advanced technologies such as line-interactive topology. This system helps to stabilize voltage variations by automatically adjusting the voltage levels without switching to battery mode. This feature not only extends the life of the UPS batteries but also enhances overall efficiency, making it ideal for environments with frequent power fluctuations.

In terms of characteristics, the Liebert 500-650 VA comes with user-friendly LED indicators that provide real-time information on battery status, load levels, and power conditions. This allows users to quickly assess the operational status of the UPS at a glance. Additionally, it features multiple outlets, providing flexibility for connecting various devices while ensuring they remain protected.

The compact design of the Liebert 500-650 VA makes it easy to install in limited spaces, whether on a desktop or mounted in a rack. Its noise-free operation is another advantage, ensuring that it does not disrupt the working environment, making it suitable for both office and home use.

Furthermore, this UPS includes surge protection capabilities, guarding against voltage spikes and ensuring that connected equipment remains safe from potential damage. The integration of smart battery technology means that users can expect efficient charging cycles and extended battery life.

In summary, the Liebert 500-650 VA stands out as a dependable power protection solution, tailored to meet the needs of users looking for reliability and efficiency. With its advanced features, robust technologies, and compact design, it is an excellent choice for safeguarding vital electronic equipment in any setting.