13
2
2
.
.
9
9
P
P
r
r
o
o
t
t
e
e
c
c
t
t
i
i
v
v
e
e
E
E
a
a
r
r
t
t
h
h
(
(
F
F
r
r
a
a
m
m
e
e
G
G
r
r
o
o
u
u
n
n
d
d
)
)
t
t
e
e
r
r
m
m
i
i
n
n
a
a
l
l
The marked lug or terminal should be connected to the building protective earth bus. The function of
protective earth does not serve the purpose of providing protection against electrical shock, but instead
enhances surge suppression on the DSL lines for installations where suitable bonding facilities exist. The
connector type is M3 machine screw.
