Lmx Chassis Connections - ADTRAN OPTI-6100 Installation Manual

LMX Chassis Connections

WARNING
!
Installation must be completed by qualified service personnel only.
♦
All installation procedures must be performed in accordance to
♦
the information specified in
To run power to the LMX chassis, complete the following steps:
1. Disconnect the power source. Remove the protective cover from the power connections.
2. Ground the chassis to Frame Ground per the following guidelines:
CAUTION
!
The Power wire must not be a heavier gauge than the Ground wire.
♦
Frame Ground can be connected with 8–10 AWG wire (8 AWG
♦
recommended), or in accordance with standard company
requirements. Up to 6 AWG wire can be accommodated with the
appropriate lug.
For correct termination polarity, the –48 VDC voltage potential
♦
must be terminated on the
be terminated on the
NOTICE
If only single-feed power is to be supplied, A and B power feeds must
be wired together to avoid a standing alarm. If A and B power are
both provided, both must be of the same voltage potential.
3. Run power connections to the chassis for A and B power, and terminate them on the power
lugs located at the bottom center of the chassis, per the following guidelines:
CAUTION
!
Use 12 AWG for distances less than 6 feet.
♦
Use 10 AWG for distances greater than 6 feet.
♦
WARNING
!
Do not re-insert fuses at this time. Finish wiring all chassis
connections before applying power to the chassis.
4. Replace the cover over the power connectors.
61184500L1-5L
"Compliance"
lug and the ground potential must
IN
lug.
RET
on page 9.
Chassis Installation
39