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Transferring from the Energy Saver
System mode to the double conversion
mode........................................ 97
Transferring from the Variable Module
Management System mode to the
double conversion mode............... 98
T
Technical data
About technical data.....................113
Battery specification .....................117
Directives and standards...............113
UPS environmental specifications ...116
UPS system input ........................114
UPS system output ......................115
U
UPM control instructions
Shut down the UPMs................... 102
UPS control instructions
Enable and disable the battery
charger ................................... 101
Shut down a single UPS............... 101
Starting a single UPS .................. 100
Starting the UPMs ...................... 101
UPS controls and indicators
Color LED indicators ..................... 90
Control panel ............................... 88
Menu structure of the 91PS/93PS
UPS ......................................... 91
System events ............................. 91
UPS features
Advanced Battery Management....... 29
Frequency Converter..................... 30
Power Conditioner ........................ 30
Powerware Hot Sync ..................... 29
UPS installation plan and unpacking
About UPS installation ................... 35
Create an installation plan .............. 35
Installation checklist ...................... 35
Site preparations .......................... 37
Unpack and unload the UPS ........... 55
UPS maintenance
Annual maintenance .................... 111
Battery maintenance .................... 111
Maintenance training ....................112
Preventive maintenance............... 109
Recycling the used UPS or
batteries................................... 111
UPS operating instructions
How to operate the UPS................. 88
Start the UPS system in the bypass
mode........................................ 96
Status indicators........................... 89
Turning the UPS from the double
conversion mode to the maintenance
bypass mode ........................... 104
Turning the UPS from the maintenance
bypass mode to the double conversion
mode...................................... 105
UPM control instructions .............. 101
UPS controls and indicators ............ 88
Using the Remote Emergency Power-
off switch................................. 103
UPS operating modes
Bypass mode............................... 27
Energy Saver System mode............ 24
Stored energy and battery mode ...... 26
UPS system installation
About UPS system installation......... 60
Battery system installation .............. 63
Install a remote EPO switch ............ 66
Installing interface connections........ 67
Steps to install the UPS ................. 61
UPS system interface wiring
preparation ................................ 75
Wiring parallel 91PS/93PS UPS
systems .................................... 70
User interface
Power Management Software ......... 31
W
Warranty.......................................118
Wiring parallel 91PS/93PS UPS systems
Control signals overview ................ 73
Installing parallel control wiring ........ 73
Power wiring overview ................... 70
© Eaton Corporation plc 2020. All rights reserved.
Revision: 006
Document ID: P-164000493
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Eaton 91PS/93PS UPS 8–40 kW
User’s and Installation Guide