Table of Contents
Advertisement
5.
6.
7.4.8
UPS and Critical Load Shutdown
To perform maintenance or service on the critical load, shut down power to the load:
1.
2.
Power is present inside the UPS cabinet sections until the upstream input feeder circuit breaker is opened.
3.
4.
7.4.9
Charger Control
To turn the battery charger on:
1.
2.
3.
4.
5.
To turn the battery charger off:
1.
2.
3.
4.
5.
EATON Powerware
®
9395 UPS (1000–1100 kVA) Installation and Operation Manual
On the UPM Control Command screen, select
Press the
pushbutton on the UPM Command menu bar.
SELECT
The UPM status indicates SHUTDOWN
open, and the power module is turned off. The remaining UPMs supply the
critical load.
Turn off all equipment that is being powered by the distributed bypass system.
Perform the LOAD OFF procedure in paragraph 7.4.10.
The input, output, battery, and bypass backfeed contactors open, and the power
module is turned off.
If the UPSs contain input breakers (CB1), open all UPS input breakers.
Open all of the UPSs input and bypass feeder circuit breakers.
Press the
pushbutton on the main menu bar. The System Status
CONTROLS
screen is displayed.
On the System Status screen, select the
Press the
pushbutton on the System Status menu bar. The Charger
CONTROLS
Control Command screen is displayed.
On the Charger Control Command screen, select
Press the
pushbutton on the Charger Command menu bar.
SELECT
Press the
pushbutton on the main menu bar. The System Status
CONTROLS
screen is displayed.
On the System Status screen, select the
Press the
pushbutton on the System Status menu bar. The Charger
CONTROLS
Control Command screen is displayed.
On the Charger Control Command screen, select
Press the
pushbutton on the Charger Command menu bar.
SELECT
UPS OPERATING INSTRUCTIONS
.
UPM OFF
.
The input, output, and battery contactors
W A R N I N G
command.
CHARGER
CHARGER ON
command.
CHARGER
CHARGER OFF
S
164201764 Rev 1 www.powerware.com
.
.
7−25
Advertisement
Table of Contents
