Earth Grounding The Cabine - Huawei APM30H Installation Manual

2 Installing the Cabinets
c
Installing the Cabinets on the
7. Attach the fastening bar and wall.
3 Earth Grounding the Cab
Principles for routing the PGND cables and
The PGND cables and signal cables cannot be
be reserved between them to prevent interferen
Principles for earth grounding the cabi
The upper cabinets are connected to the lowe
cabinets with the equipotential cables.
The lower cabinets are connected with the
equipotential cables.
The cabinet below the APM30H is connected
grounding busbar with PGND cables.
About the principles for earth grounding the cabinets About the principles for earth grounding the cabinets,
takes the following scenario as example.
Wall
Fastening bar
inets
the equipotential cables
e bound or entangled. A certain distance must
nce from each other.
inets:
er
to the
Wiring copper
bar
Equipotential
cable (16 mm
Equipotential
cable (16 mm bl (16
1 2
M12×30 Bolt（×2）
APM30H
Equipotential
2 ) cable (16 mm
PGND cable
2 2 ) )
(16 mm 2 )
Grounding busbar
2 )