UPS OPERATING INSTRUCTIONS
Eaton 9395 UPS (450–825 kVA) Installation and Operation Manual
S
164201725 Rev 4
www.eaton.com/powerquality
7-38
7.4.12
Enable Variable Module Management System Mode from the Bypass
Command Menu
To enable Variable Module Management System mode:
NOTE
The Variable Module Management System mode commands are displayed only if enabled at the
factory or by an Eaton Customer Service Engineer.
NOTE
The Variable Module Management System and Energy Saver System modes are mutually exclusive.
If the Energy Saver System mode is enabled, the Variable Module Management System mode commands will
not be displayed.
1.
Press the
CONTROLS
pushbutton on the main menu bar. The System Status
screen is displayed.
2.
On the System Status screen, select the
BYPASS
command.
3.
Press the
CONTROLS
pushbutton on the System Status menu bar. The Bypass
Control Command screen is displayed.
4.
On the Bypass Control Command screen, select
ENABLE VAR MODULE
MANAGEMENT
.
5.
Press the
SELECT
pushbutton on the Bypass Command menu bar.
If the UPS is online, the UPS transfers to Variable Module Management System
mode. In approximately twenty seconds the UPS calculates the required number
of UPMs needed to support the load.
The Online status indicator is illuminated. The UPS status indicates
VMMS
. The UPM status indicates
ONLINE
.
7.4.13
Disable Variable Module Management System Mode from the
Bypass Command Menu
To disable Variable Module Management System mode:
NOTE
The Variable Module Management System mode commands are displayed only if enabled at the
factory or by an Eaton Customer Service Engineer.
NOTE
The Variable Module Management System and Energy Saver System modes are mutually exclusive.
If the Energy Saver System mode is enabled, the Variable Module Management System mode commands will
not be displayed.
1.
Press the
CONTROLS
pushbutton on the main menu bar. The System Status
screen is displayed.
2.
On the System Status screen, select the
BYPASS
command.
3.
Press the
CONTROLS
pushbutton on the System Status menu bar. The Bypass
Control Command screen is displayed.
4.
On the Bypass Control Command screen, select
DISABLE VAR MODULE
MANAGEMENT
.