Liebert How to Perform a Battery Replacement Procedure for UPS

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Maintenance

10.3.1Internal Battery Replacement Procedure

1.Gently remove the front plastic bezel cover from the UPS.

2.Loosen and remove the five (5) screws on the front cover plate. Lay the cover plate aside for reassembly.

3.Loosen and remove four (4) screws on battery bracket.

4.Disconnect the two (2) slotted, red and black battery connectors.

5.Grasp the battery pack assembly by the pull tab and pull it out of the front of the UPS.

6.Unpack the new battery assembly, taking care not to destroy the packing. Compare new and old battery assemblies to make sure they are the same. If so, proceed with Step 7; otherwise STOP and contact your local dealer, Liebert representative, or the Liebert Worldwide Support Group.

7.Slide in the new replacement battery pack.

8.Reattach the battery bracket with the four (4) screws.

9.Reconnect the two (2) slotted red and black battery connectors.

10.Reattach the front battery door with the five (5) screws.

11.Reattach the front plastic bezel cover to the UPS.

Figure 18 Battery replacement procedure

Battery

Bracket

Cover

Plate

Front Plastic Bezel

Battery

Connectors

Battery

Pull Tab

23

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Contents Power Availability PowerSure PSIPage Table of Contents Figures Safety Precautions Important Safety InstructionsPage Voltage Programming Button Glossary of SymbolsFront view of UPS IntroductionUSB Port External BatteryRS232 DB-9 Cabinet Connector Port AC InputRelay Major ComponentsInput Inverter-1000/1440 Models Only Battery ChargerBattery Automatic Voltage RegulatorWHAT’S Included Tower UPS Installation InstallationPreparation Two 2 M4x6 Flat Head Screws Rack Mount Handles Rack-Mount UPS Conversion and InstallationVertical overlay for tower Washer M5x12 Flat ScrewRJ11/RJ45 connection Option 1 Serial CommunicationsKey to Repo switch connections 24 VDC Sense Ground External Battery Cabinet InstallationOFF Button ON/Alarm Silence/Battery Test ButtonControls and Indicators All indicators illuminated For illustrative purposes onlyBuck/Boost Indicator-Green Load Level Indicators-4 green, 1 amberBattery Level Indicators-5 green AC Input Indicator-GreenFault Indicator-Red Over Temp Indicator-AmberIndicator shows UPS in Boost Mode solid green Normal ModeBuck/Boost Mode Mains power present Within operational limitsBattery Indicator flashes green Battery ModeBattery Recharge Operation Battery Indicator illuminatedDB-9 pin assignment DB-9 ConnectorRemote Shutdown Via the DB-9 Connector CommunicationsData Line Protection Connectors USB Interface PortUPS Intelligent Communications Voltage Programming Procedure Load Level Indicators Voltage Programming ButtonInput Voltage Output Voltage Setting Range Battery Mode Maintaining Batteries Cleaning the UPSBattery Replacement MaintenanceInternal Battery Replacement Procedure Status indicators TroubleshootingProblem Cause Solution Troubleshooting chartUPS specifications SpecificationsModel Number PS1000RT2-230 PS1440RT2-230 PS2200RT2-230 Battery cabinet specificationsBattery Parameter See Battery run times EnvironmentalBattery run times Page Asia 23F, Allied Kajima Bldg Technical Support/ServiceCompany Behind the Products Locations

PSITM specifications

The Liebert PSITM is an advanced power protection system designed to ensure the reliability and efficiency of critical systems in data centers, industrial applications, and mission-critical environments. As the demand for uninterrupted power supply continues to grow, the Liebert PSI serves as an indispensable asset.

One of the main features of the Liebert PSI is its online double-conversion technology. This method guarantees a continuous supply of clean and stable power to connected loads by converting incoming AC power to DC, then back to AC. This process eliminates power disturbances such as voltage sags, surges, and harmonics, ensuring that sensitive equipment operates without interruption.

In addition to its robust power protection capabilities, the Liebert PSI offers scalable solutions to meet varying power requirements. Ranging from 5 kVA to 40 kVA, it can be configured for single or three-phase operation. This flexibility allows businesses to tailor the system to match their specific needs, whether they are expanding data center operations or simply upgrading existing infrastructure.

Another notable characteristic of the Liebert PSI is its energy efficiency. The unit is designed to operate with a high efficiency of up to 94%, which not only reduces operational costs but also minimizes the environmental impact. Moreover, it features an eco-mode that optimizes energy use during non-critical operations without sacrificing reliability.

The Liebert PSI is equipped with advanced communication and management capabilities. It includes an intuitive LCD display for real-time monitoring, enabling users to access vital information about the unit's performance and status. Additionally, it supports various communication protocols such as SNMP and Modbus, allowing for seamless integration into existing management systems.

Furthermore, the Liebert PSI is designed with an emphasis on modularity, allowing for easy upgrades and maintenance. This modular approach reduces downtime and enhances serviceability, ensuring that the system remains reliable throughout its lifecycle.

In summary, the Liebert PSITM stands out as a comprehensive power protection solution that combines cutting-edge technology, energy efficiency, and user-friendly features. Its commitment to safeguarding critical systems against power disturbances makes it a vital component in the infrastructure of any modern data center or industrial setting.