Power Supply Options; Spare Wire Power Options - Avaya IP Office 3.0 Installation Manual

Power Supply Options

Avaya IP telephones can be powered using a number of options. The main characteristic is to power the
phones either via the spare wires in the network cable or on the same wires as the data signals (802.3.af
Power over Ethernet).

Spare Wire Power Options

The following power supplies use the spare pin 7 & 8 connections in the CAT5 network cable.
• Avaya 1151B1 Power Supply Unit (PSU)
A power supply unit for a single Avaya IP phone. Has a LINE port for the LAN cable from the IP
Office, and a PHONE port for the LAN cable to the Avaya IP phone. Power into the PSU requires
a 90 to 264V AC, 47 to 63HZ mains supply. A green LED indicates when power is available.
•
Avaya 1151B2 Power Supply Unit
Same as the 1151B1 above but with integral battery backup. When AC mains supply is removed,
the battery will power the Avaya IP telephone for between 8 hours at light load (2 Watts) and 15
minutes at full load (20 Watts). A green LED indicates when power is available. A yellow LED
indicates when the backup is charging. The green LED flashes when the phone is running from
the backup battery.
• Avaya 1152A1 Power Distribution Unit (Mid-Span Power Unit)
This is a 1U high 19-inch rack mountable unit. It can support up to twenty-four Avaya IP
telephones. It provides 24 RJ45 LAN data in ports and 24 RJ45 LAN data and power out ports. It
can supports a maximum of 200 Watts or a peak of 16.8 Watts per port.
Avaya IP Phone Installation
IP Office 3.0
Avaya IP Phones
Issue 10b (26th January 2005)
Page 11