Overhead Cabling - Huawei OptiX OSN 3500 Quick Installation Manual

•Installing and Routing Power Cables and PGND Cables – Overhead Cabling (DPD63-8-8 PDU)
CAUTION
Do not install or remove power cables while the equipment is powered on. Ensure that the power is switched
off prior to removing or installing a power cable to avoid bodily injuries.
NOTE
Install the ground cable prior to the power cables.
Upper cable
tray
M8 screw
CAUTION
When input terminals
on the PDU do not
need to be connected
with copper fittings,
both the blue -48 V
power cables and
BGND cables must
use cord end
terminals.
When input terminals
on the PDU have
been connected with
copper fittings,
the blue -48 V power
cables must use two-
hole OT terminals
instead of cord end
terminals.
PDU with short-
circuiting copper
bars
M6
3+0.5 N.M
Bind the power cables in a bundle. Route the external power
cables and ground cable through the upper cable tray.
Particularly, connect the ground cable to the ground bolt at the
top of the cabinet; thread the external power cables into the
cabinet through the cable holes and connect them to the DC
Ground cable
input terminals on the DC PDU at the top of the cabinet.
(yellow-green)
Put the cord end terminal on the RTN(+) or NEG(-) input
terminal on the PDU with the fluted side facing outward. Then
tighten the screws.
If copper fittings have been installed in the power input areas,
put the cord end terminal of each black power cable (BGND
cable) on the RTN(+) input terminal on the PDU with the fluted
side facing outward. Then tighten the screws.
Put the two-hole OT terminal of each blue -48 V power cable on
the NEG(-) input terminal on the PDU with the protruding side
facing outward.
-48 V power cables (blue)
NEG(-)
A1 A2 A3 A4 A1
(-) (-) (-) (-) (+)
A1/A2 (-) A3/A4 (-)
-48 V power cables (blue)
NEG(-)
40
Adjustable wrench
BGND cables (black) -48 V power cables (blue)
RTN(+)
A2 A3 A4 B1 B2 B3 B4 B1
(+) (+) (+) (+) (+) (+) (+) (-)
B1/B2 (-)
A1 A3 B1 B3
(+) (+) (+) (+)
BGND cables (black)
-48 V power cables (blue)
RTN(+)
Phillips screwdriver
NEG(-)
B2 B3 B4
(-) (-) (-)
B3/B4 (-)
NEG(-)