Ups Shutdown; Changing The Output Voltage - Avaya 4500 VA Installation And Operator's Manual

UPS Shutdown

Performing a UPS shutdown turns off the power to your protected
equipment. Confirm the equipment is prepared for a power-off before
shutting down the UPS.
To perform a UPS shutdown:

Changing the Output Voltage

To change the operating voltage of the UPS:
Avaya Model 6000 UPS Operator's Manual
NOTE Do not perform a UPS shutdown if you want to use the Maintenance Bypass
feature on the BDM (see "Using the BDM" on page 46).
1. Press and hold the Output
ceases (approximately three seconds).
µ
The i ndicator remains lit indicating Normal mode, load
offline.
2. Switch the input breaker on the power processing unit to the
OFF (O) position.
The UPS enters Battery mode for several seconds. The
µ
i ndicator turns off and the UPS shuts down.
3. Unplug or remove utility power from the UPS.
4. When all LEDs are no longer illuminated on the UPS, switch
the circuit breaker to the OFF (O) position on each battery
module.
1. Perform a UPS shutdown as described in the previous section.
2. Select the new voltage (see Step 9 on page 29).
3. Restart the UPS by performing a UPS startup as described on
page 37.
167-405-115 Issue 5 Uncontrolled Copy
S
Off button until the long beep
UPS Operation
45