Liebert PSP user manual Troubleshooting Chart, Problem Cause Solution

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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 rear of

 

Overload/Short

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

UPS

the UPS.

Circuit

For further help, call your local dealer,

will

 

Liebert representative or the Liebert

not

 

Worldwide Support Group.

start

 

 

Battery disconnected

Check for proper connection of battery or

 

 

or is completely

 

batteries.

 

discharged

 

 

 

 

 

 

UPS not plugged in

Plug in the power cord securely.

 

 

 

 

Circuit protector

Reset the circuit protector and restart the

 

tripped

UPS.

UPS starts

Power not available

Have the utility checked by a qualified

on battery,

at utility receptacle

electrician.

but will

 

 

 

Wait until the voltage rises to an

not switch

Input voltage

to AC

below threshold

appropriate level or have the utility

 

 

checked by a qualified electrician.

 

AC overvoltage

Wait until voltage lowers to an

 

appropriate level or have the utility

 

 

checked by a qualified electrician.

 

Overload/Short

Check the circuit protector on the rear of

 

Circuit

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

 

 

the UPS.

 

 

 

 

If the problem persists, disconnect some

UPS

 

of the equipment from your UPS—the

Internal UPS fault

total wattage of your equipment must not

shuts

exceed the capacity of the UPS.

down,

 

For further help, call your local dealer,

Fault

 

Liebert representative or the Liebert

Indicator

 

Worldwide Support Group.

lit

 

 

High temp shutdown

Make sure that the UPS is operating in

 

32°F to 104°F (0°C to 40°C) and that it

 

 

has adequate ventilation.

 

MultiLink shutdown

Consult the MultiLink user manual or

 

contact your LAN administrator.

 

 

Site Wiring

Line-neutral reversal,

 

Fault

Have the utility checked by a qualified

Poor ground

Indicator

electrician.

connection

illuminated

 

 

 

 

 

 

UPS not

Overload

Reduce load.

 

 

providing

Battery not charged

Recharge battery.

expected

due to a recent outage

 

back-up

 

 

Battery needs to be

 

time

Replace battery.

 

replaced

 

21

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Contents Power Availability Powersure PSPPage Table of Contents Troubleshooting MaintenanceSpecifications Safety Precautions Important Safety InstructionsPage Battery Handling Precautions Introduction & System Description Front View of UPS DIP Rear View of UPSBattery Charger Transfer SwitchBattery InverterWHAT’S Included Installation Option 1-Serial Communications Controls and Indicators ON/OFF/Alarm Silence ButtonUtility Indicator Green Status Indicators Fault, Utility, BatteryTransfer Voltage Selectors DIP Switches Site Wiring Fault Indicator RedModes of Operation Normal ModeBattery Mode Communications DB-9 ConnectorData Line Protection Connectors Remote Shutdown Via the DB-9 ConnectorUSB Interface Port Battery Replacement Cleaning the UPSMaintenance Maintaining BatteriesBattery Replacement Procedure Troubleshooting Guide to Status IndicatorsProblem Cause Solution Troubleshooting ChartInput AC Parameters SpecificationsProduct Warranty Registration Battery Run TimesPage PowerSure PSP Mounting Template Page Page Company Behind the Products

PSP specifications

The Liebert PSP (Power Supply Panel) is a critical component designed to provide reliable power protection and support for various sensitive equipment, especially in environments like data centers and telecommunications. This device is engineered to ensure continuous operations and safeguard against electrical disturbances, making it an essential part of an uninterruptible power supply (UPS) system.

One of the main features of the Liebert PSP is its advanced power conditioning capability. The unit is equipped with technology that filters out electrical noise and voltage spikes. This results in a stable output voltage that protects connected devices from damage due to power anomalies. The device utilizes double-conversion online technology, which continuously converts incoming AC power into DC and then back to AC. This process provides a clean and consistent power supply, ideal for sensitive electronic equipment.

Additionally, the Liebert PSP features built-in battery backup, ensuring that even during power outages, connected devices remain operational. The intelligent battery management system optimizes battery performance and lifespan by managing charge cycles efficiently. The unit can accommodate various battery types, providing flexibility based on user requirements.

The design of the Liebert PSP emphasizes robust thermal management to maintain optimal operating conditions. It offers features like advanced airflow systems and temperature monitoring to prevent overheating, which can lead to equipment failure. Furthermore, it often includes user-friendly interfaces, such as LCD displays or LED indicators, for real-time monitoring of power conditions and status.

In terms of connectivity, the Liebert PSP usually comes with multiple input and output options, allowing seamless integration into existing power infrastructure. It often supports communication protocols that enable remote monitoring and management, enhancing the visibility and control over power resources.

In summary, the Liebert PSP stands out due to its combination of advanced power conditioning, reliable battery backup, effective thermal management, and user-friendly interfaces. Its design caters to the needs of critical applications, ensuring that vital systems remain operational even in the face of power disruptions. With its robust technology and thoughtful engineering, the Liebert PSP is a trusted solution for maintaining power reliability and protecting sensitive equipment in various settings.