Huawei RTN 380H Quick Installation Manual page 20

Installation Reference
Installing a Signal Lightning Surge Protector
When a device uses SFP GE electrical modules, it must be used
with a signal lightning surge protector.
Signal lightning
surge protector
Surge end
Ground
cable
Outdoor
network cable
GE electrical
signal
Use a hose clamp to mount the signal lightning surge protector to the pole.
1
Unscrew the hose clamp.
Mount the signal lightning surge protector to the pole.
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Protect end
Outdoor
network cable
SFP GE electrical
module
Screw the hose
clamp.
NOTE
•When installing a lightning surge protector,
separate the protector from the RTN device
with a spacing of no less than 10 cm. This
ensures that cables between the protector
and SFP GE electrical modules can be used
for efficient decoupling.
Connect the outdoor network cables to the signal lightning surge protector.
2
Connect the surge end of the protector to GE electrical signals and
use SFP GE electrical modules to connect the protect end to the
device. The connection mode is RJ45.
Install the ground cable for the signal lighting surge protector.
3
Equipotential device/ground bar
Install the OT terminal in the correct direction.