Alstom FKG1X - Page 27

GRID
High Voltage Switchgear
PS 0007EN
04
1996
-04-04
2011
-03-21
2
/
2
S
hee
t
N°
Revision
1s
t
iss
ue
R
evision
da
te
Page
SAFET
Y
IN
ST
RU
C
T
IO
NS
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1
Moving
P
a
rt
s
.
1.1 B
efo
re an
y wo
r
k i
s
c
a
rr
ied
ou
t on tra
ns
mis
s
ion
components, ensure that the control equipment
has
bee
n dea
c
ti
vated.
X X X X X
2
Spring-operated Mechanism
.
2.1
B
efo
r
e a
ny
wo
r
k
is
c
a
r
r
ied o
ut, cut off all
po
we
r
to
the
r
eset moto
r
.
X X X X X
2.2 Deactivate the opening and closing springs in
accordance with ALSTOM instructions.
X X X X X
2.3
Ma
ke s
ur
e tha
t all
s
a
fety r
ules
a
r
e c
omp
li
ed
with
while the work is being carried out.
X X X X X
3
Hydr
aulic Me
c
hanis
m.
3.1
B
efo
r
e a
ny work
is
c
a
r
r
ied o
ut, cut off po
we
r
to
the motor pump.
X X X X X
3.2 Reduc
e the p
r
ess
ur
e o
f the hy
draulic c
ir
c
uit
to
zero.
X X X X X