Underfloor Cabling - Huawei OptiX OSN 3500 Quick Installation Manual

• Installing and Routing Power Cables and PGND Cables – Underfloor 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.
Ground cable
(yellow-green)
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
PDU with short-
instead of cord end
circuiting copper
terminals.
bars
M6
3+0.5 N.M
M8 screw
Thread power and ground cables into the cabinet through cable holes at the
bottom of the cabinet. Route the ground cable by way of the cabling area,
thread it through the cable hole at the top of the cabinet, and connect it to the
ground bolt. In addition, route the power cables by way of the cabling area to
the top of the cabinet.
Put the cord end terminals of the BGND cable and blue -48 V power cable
on the RTN(+) and NEG(-) input terminals respectively, with the fluted sides
of the cord end terminals facing outward. Then tighten the screws.
If copper fittings have been installed in the power input areas, put the cord
end terminal of each 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(-
Cabling
area
) input terminal on the PDU with the protruding side facing outward.
-48 V power cables (blue)
NEG(-)
A1 A2 A3 A4
(-) (-) (-) (-)
A1/A2 (-)
-48 V power cables (blue)
NEG(-)
Adjustable wrench
BGND cables (black)
RTN(+)
A1 A2 A3 A4 B1 B2 B3 B4
(+) (+) (+) (+) (+) (+) (+) (+)
A3/A4 (-)
A1( A3 B1 B3
+) (+) (+) (+)
BGND cables (black)
RTN(+)
43
Phillips screwdriver
-48 V power cables (blue)
NEG(-)
B1 B2 B3 B4
(-) (-) (-) (-)
B1/B2 (-) B3/B4 (-)
-48 V power cables (blue)
NEG(-)