Alstom FKG1X - Page 200

Maintenance
Maintena
nce
plan
G51
-
-0
01EN07
3/18
02--2011
© ALSTOM 2010. All rights reserved. Informat
ion contained in
this document is indicative only. No
representati
on or
warrant
y is
given or should
be
relied on that it is complete or correct or will apply to any particular project. This will depend on the technical and commercial circumstances. It is
provided without liabili
ty and
is subject to
change without notice. Reproduction, use or disclosure to
third parties, without express writt
en authority, is
strictly prohibited.
 GRID
Maintenan
ce plan
of
disconne
ctor
(if applicable)
(10000 guaranteed mechanical cycles)
Maintenance
frequency
Under normal operating conditions, the maintenance plan of disconnector
may be defin
ed as follo
ws
:
Type of
examination
F
r
e
q
u
e
n
c
y
C
o
m
m
e
n
t
Maintenance
visits
Once
or
twice
a
year
It
is
ad
vi
sa
bl
e
to
pe
rf
or
m
at
lea
st 2
CO duty
cyc
les per
yea
r
,
when
app
ara
tus
are
scarcely used, in order to
che
ck
tha
t
the
disc
onn
ec-
tor and associated control
circuits are working prop-
erly.
In
s
p
e
c
ti
o
n
s
E
v
e
r
y
fi
v
e
y
e
a
r
s
This
necess
itates
discon
nec-
tor shutdown.
Overhaul
Perform when one of the fol-
lowin
g criteria is reach
ed
:
D
operating time
≥
20 years
However, it is recommended
to proceed with inspection of
the
po
le
or
di
sc
on
ne
cto
r
us
ed
the most, then to adapt the
maintenance programme for
the other apparatus depend-
ing on the results observed.