Black Box COMPACT T1 MT850A - Manual (Page 56)

3-6 Compact T1 - Release 6.1
Electrical Installation and Cabling
Interface Connectors
Power Reset
This is a resetable circuit breaker. If at any time there is a short or power
surge on the incoming AC/DC line, the breaker will trip to protect the Power
supply from damage.
Power Connections
AC Power
The AC Power cord is a standard AC Power cord and is
provided with a 115 VAC Power Supply.
To connect the Power Cord:
1. Insert power cord (male-end) to AC power source.
2. Plug connector into the Unit.
3. A green light should appear on the DC Input LED on the front of the Power Supply.
-48V Battery
The -48 VDC input connector on the Unit is used for either direct
DC powering of the Unit or for a Battery Backup connection when
AC is used. There is no power cable provided for this connector,
however the connector is provided.
The pinouts are as follows:
WARNING! P OSSIBLE SHOCK HAZARD EXISTS , PLEASE FOLLOW INSTRUCTIONS
CAREFULLY .
Pin # Description
1 (+) Battery return
2 (-) -48VDC
AC Power Connector
1(+) 2(-)
Connector
of Unit
on back
(male)