Installing And Wiring Telephone Power Supplies; 1145B2 Power Supply - Avaya S8700 Installing Manual

202 Installing the Avaya™ S8700 Media Server with Avaya™ MCC1 or SCC1 Media Gateway

Installing and Wiring Telephone Power Supplies

Installing and Wiring Telephone
Power Supplies
This section provides information and wiring examples of installation procedures for various
telephone and console power supplies. These are examples only and actual wiring procedures
may vary at each site.
NOTE:
Refer to the Installation for Adjuncts and Peripherals for Avaya™ Communication
Manager to install the necessary peripheral equipment.
The power is provided to telephones or consoles either locally or centrally.
Centrally located power supplies include
• ''1145B2 Power Supply'' on page 202
''1152A1 Mid-Span Power Distribution Unit'' on page 211
•
• ''P333T-PWR Power over Ethernet Stackable Switch'' on page 215
Local power supplies include
• ''1151B1 and 1151B2 Power Supplies'' on page 217

1145B2 Power Supply

The 1145B2 closet power arrangement provides an uninterruptible -48 VDC power source with
battery and 1146B2 distribution unit for ISDN/DCP, terminal equipment, adjuncts, and other
customer-supplied equipment. During AC power interruptions, batteries automatically provide
power to the load. Although this power supply is available, we recommend that you use the
1151B1 or 1151B2 power supplies.
NOTE:
Before you begin, read this
Perform these tasks in order:
''Install the Wall-Mounting Plates'' on page 206
1
2 ''Mount the 1146B2 Power Distribution Unit'' on page 207
3 ''Install the Battery Mounting/Wiring'' on page 207
''Install the Expanded Power Distribution Unit'' on page 208
4
5 ''Power Up and Test the Power Supply'' on page 209
''Wire the 1146B2 Power Distribution Unit'' on page 210
6
7 ''Reset LEDs on Power Distribution Unit'' on page 211
''Important Warning for 1145B2 Power Supply'' on page
May 2003
203.