What does 'Input Phase B Not Qualified' indicate on my Emerson UPS?
If your Emerson UPS displays 'Input Phase B Not Qualified', it means the B-phase voltage is too high or too low. Check the upstream feeder breaker or the UPS input breaker and reset if necessary.
What does 'Input Phase A Not Qualified' mean on my Emerson UPS?
If your Emerson UPS displays 'Input Phase A Not Qualified', it means the A-phase voltage is too high or too low. Check the upstream feeder breaker or the UPS input breaker and reset if necessary.
What does it mean when my Emerson Liebert APS displays 'Battery Module Fail'?
If your Emerson UPS displays 'Battery Module Fail', it means one or more battery modules has a fault. View the corresponding module serial number in the fault logs or event logs and either replace the module.
What does Battery Module Warning on Emerson Liebert APS mean?
If your Emerson UPS displays 'Battery Module Warning', it indicates that one or more battery modules is abnormal. View the corresponding module serial number in the fault logs or event logs.
What should I do if my Emerson UPS displays 'Power Module Fail'?
If your Emerson UPS displays 'Power Module Fail', it means that one or more power modules has a fault. View the corresponding module serial number in the fault logs or event logs and either replace the module.
What does 'Power Module Warning' mean on my Emerson Liebert APS?
If your Emerson UPS displays 'Power Module Warning', it indicates that one or more power modules is not operating correctly. View the corresponding module serial number in the fault logs or event logs.
What to do if I see a Low Battery Warning on my Emerson Liebert APS?
If the Emerson UPS indicates 'Low Battery Warning', this means the battery capacity has reached the user programmable set point. Check the upstream feeder breaker or the UPS input breaker and reset if necessary. If the problem persists, initiate an orderly shutdown of all connected equipment as a UPS shutdown is imminent.
What does 'BM Temp Unbalance' mean on my Emerson UPS?
If the Emerson UPS displays 'BM Temp Unbalance', the temperature difference between all the battery modules exceeds 10°C. Check the air filters located behind the bezels and clean if necessary, or check to see if the ambient temperature is too high.
Why is my Emerson UPS showing 'Battery Cabinet Not Connected'?
If your Emerson UPS displays 'Battery Cabinet Not Connected', it means the power cable of the external battery cabinet is not connected or fully inserted. Connect the cable.
How to clear Power Module Redundancy Alarm on Emerson Liebert APS?
If your Emerson UPS shows 'Power Module Redundancy Alarm', it means the UPS has no redundant power module. Add power modules or replace the faulty power module to obtain redundancy.
Provides an overview of the modular UPS system's purpose, capabilities, and adaptability.
Lists the key features and advantages of the Liebert APS UPS system.
Explains the fundamental operating principles of the Liebert APS UPS.
Details the different operating modes the UPS can function in.
Describes the main components of the Liebert APS UPS system.
Instructions for checking the UPS upon delivery for damage or discrepancies.
Specifies the required environmental conditions for UPS installation.
Lists the necessary tools for setting up the UPS.
Guidelines for selecting an appropriate installation site for the UPS.
Procedures for safely unloading the heavy UPS unit from its pallet.
Guides for the physical installation of the UPS unit.
Instructions for installing various modules into the UPS frame.
Detailed procedures for connecting input and output power cables.
Procedures for initial UPS system startup and commissioning.
Describes the Liebert IntelliSlot ports for communication options.
Explains the function and pin definition of dry contact ports.
Details the REPO connection for remote emergency power off.
Information on connecting temperature probes for battery management.
Describes the USB port for monitoring and connectivity.
Information about Liebert MultiLink software for UPS monitoring and control.
Details the LCD port for communication with the display module.
Provides an overview of the UPS display panel and its components.
Describes the various screens and displays available on the LCD.
Gives detailed descriptions of each display screen and its contents.
Instructions on how to enter the control password for settings access.
Explains how to modify UPS operational parameters through the menu.
Lists possible alarm messages and their corrective actions.
Guides on troubleshooting issues with UPS modules using LED indicators.
Provides procedures for replacing or adding UPS modules.
Recommendations for optimal UPS maintenance and care.
Outlines recommended monthly and annual maintenance tasks.
Procedures for cleaning or replacing UPS fan filters.
Tables providing estimated battery run times based on load and battery configuration.
Battery run time tables for specific AS1/ASA model numbers.
Battery run time tables for specific AS2/ASB model numbers.
Battery run time tables for specific AS3/ASC model numbers.
Battery run time tables for specific AS4/ASD model numbers.
Battery run time tables for specific AS5/ASE model numbers.
General| Model | Liebert APS |
|---|---|
| Category | UPS |
| Dimensions | Varies by model |
| Weight | Varies by model |
| Input Voltage | Varies by model |
| Input Frequency | 50/60 Hz |
| Output Voltage | Varies by model |
| Output Frequency | 50/60 Hz |
| Form Factor | Varies by model |
| Topology | Varies by model |
| Efficiency | Varies by model |
| Battery Type | Varies by model |
| Battery Voltage | Varies by model |
| Runtime | Varies by model |
| Communication Interface | Varies by model |
| Operating Temperature | 0° to 40°C (32° to 104°F) |
| Humidity | Varies by model |
To Next Page