Huawei OptiX OSN 3500 Quick Installation Manual page 40

• Connections of the power cables between the general and enhanced OptiX OSN 3500 subracks
and the DC power distribution box ( DPD100-2-8 PDU)
-48 V
Power source
in the
equipment
room
0 V
DPD100-2-8 PDU Ground Point
A-RTN1(+)
A-NEG1(-)
B-RTN1(+)
B-NEG1(-)
Ground bar in the equipment room
When installing the power cables,
you can connect the power cable
connectors to the PIU board in the
subrack only after replacing the
existing power cables for the
subrack in the cabinet with the
power cables delivered with the
subrack, as shown in the following
figure.
37
-48 V
Power source
in the
equipment
room
0 V
PGND
CAUTION