Connect Remote Power Off Cable - Avaya S8700 Installing Manual

Connect Remote Power Off Cable

''Remote Power Off Cable Connections — Part 1'' on page 70
Remote Power Off (RPO) cable. The opposite end of the cable connects to the Emergency
Power Off (EPO) switch located outside of the equipment room.
Even though the equipment room EPO switch disconnects main AC power to the equipment
room, it cannot disconnect the battery power from the J58890CH. An auxiliary set of contacts
inside the EPO are used for this function.
Plug the RPO cable into the connector shown in
1
— Part 1'' on page
Route the opposite end of the wires to the EPO switch. The opposite end of the RPO
2
cable connects to the internal relay.
NOTE:
The EPO switch and the auxiliary contacts (inside the EPO switch assembly) are
customer-provided.
!
CAUTION:
The auxiliary contacts inside the EPO switch assembly must close when the switch is
pressed. This contact closure energizes the relay inside the power distribution unit,
causing the connection to the battery holdover assembly to open.
''External Alarm Cable Connection'' on page 71
contacts inside the EPO switch assembly and how they connect to the internal relay.
Connect the RPO wires to the auxiliary contacts on the EPO switch. See
3
Alarm Cable Connection'' on page
NOTE:
The EPO switch and the auxiliary contacts for the RPO connection are customer-supplied.
70.
71.
May 2002
Installing the S8700 Multi-Connect
Installing an Avaya MCC1 Media Gateway
shows the location of the
''Remote Power Off Cable Connections
shows the cabling from the auxiliary
''External
69