Figure 25: 808A Emergency Transfer Panel
Figure notes:
1. 808A emergency transfer panel
2. Circuit start selection switches
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.
The power is provided to telephones or consoles either centrally or locally.
Centrally located power supplies include:
1152A1 mid-span power distribution unit
●
P333T-PWR power over ethernet stackable switch
●
Local power supplies include:
1151B1/C1 and 1151B2/C2 power supplies
●
Installation and wiring of telephones and power supplies
EMERGENCY
TRANSFER
PANEL
POWER
TRUNK/TEST SWITCHES
CIRCUIT
1
TRUNK OPTION
1
2
LOOP
GROUND
1
3
START
START
2
2
4
5
3
6
BOTH SWITCHES MUST BE
7
THROWN TO ACTIVATE
4
8
TRUNK OPTION
9
5
10
12
TRANSFER TEST SWITCH
NORMAL
ACTIVATED
OPERATION
TRUNK IDENTIFICATION
TRUNK
EXT
LOC
LINE
808A
led808a LJK 040896
3. Trunk identification label
4. 25-pair male connector
on page 366
on page 380
on page 370
Issue 9.1 June 2006
363