Uninterruptible Power Supply - Avaya G650 Installing

Uninterruptible power supply

An uninterruptible power supply (UPS) can be used for power protection and holdover time on
loss of AC power. Therefore, UPS increases the G650 Media Gateway availability. Select a
UPS that meets the power capacity and holdover time that is required for your site. Go to
www.avayaups.com/avaya/default.asp
provides surge protection for the G650 Media Gateway.
!
CAUTION:
The major alarm contacts connect ONLY to a UPS that can indicate that the UPS
CAUTION:
is on backup power. For most non-Avaya UPSs, you should not use the major
external device leads.
To install a UPS:
1. Connect the UPS to an electrical outlet capable of handling the power requirements of the
G650 Media Gateway:
a. 100 VAC, 7.2 amps
b. 120 VAC, 6.4 amps
c. 200 VAC, 3.3 amps
d. 220 to 240 VAC, 2.8 amps
For more information, see
page 46.
2. Ensure that the G650 Media Gateway is connected to a "nonswitched" or "always on"
electrical outlet on the UPS.
3. Connect and administer the Avaya UPS. Note that customers are responsible for
connecting and administering a non-Avaya UPS.
The holdover time for each power outage is part of the configuration of the UPS to support
the G650 Media Gateway string of carriers. The UPS issues a major alarm for the following
conditions:
a. Loss of AC - then the advertised holdover time is available.
b. UPS on Bypass - indicates the UPS has failed and must be serviced.
c. Low battery warning is issued at approximately 5 minutes before shutdown.
Note:
The Avaya UPS will issue a shutdown warning 5 minutes prior to battery end of
Note:
life as long as the UPS is wired as recommended,. A UPS can handle any
subsequent power outage based on its total battery capacity.
for sizing and holdover information. The UPS also
Table 2: G650 Media Gateway worst case current levels
Installing the G650 Media Gateway
Issue 1 February 2006
http://
on
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