VERTIV 
FIRMWARE RELEASE NOTES

AFFECTED MODELS: GXT5 16KVA-20KVA (I)
GXT5-16KIRT9UXL
GXT5-20KIRT9UXL

NOTE:
Each release includes all the updates from previous releases.
If upgrading a firmware version that is several releases old, it is only necessary to install the latest.
For detailed instructions refer to the user guide.



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2019-11-30 RELEASE

FILES:
GXT5-MCU-V170-ALL.bin
GXT5-DSP-V120(16-20K)(I).bin

1.  Added the reporting of the number of external battery cabinets through the command line interface.
2.  Updated the format of the discharge time shown on the command line interface to be consistent with the LCD; XX hr XX min.
3.  Updated the command line interface networking setup to allow setting a static IP address to the RDU101 card.
4.  Set the default initial battery running time to 0 days after full-charge at factory.
5.  Improved the firmware upgrade method by removing the "UPS has no output" alarm that the user had to clear after each update.
6.  Added support for YDN23 communications protocol.
7.  Added the "Battery Not Qualified" alarm to the RDU101 interface.
8.  Added support for Vertiv's new Power Assist tool.
9.  Increased the maximum number of possible connected external temperature sensors to 40.
10. Added the temperature reading to the RDU101 interface.



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2019-09-13 RELEASE

FILES:
GXT5-MCU-V160-ALL.bin
GXT5-DSP-V120(16-20K)(I).bin

1. Added LCD pop-up notication message if the number of detected external battery cabinets changes.



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2019-06-04 RELEASE

FILES:
GXT5-MCU-V150-ALL.bin
GXT5-DSP-V120(16-20K)(I).bin

1. 16-20KVA I initial release.