28
Additional information
Operation instructions
cgm.
3
ENA type
IG-235-EN version 02
5
Additional information
5.1 Current transformers arrangements
The current transformers for the
cgm.
3-v
cubicle are
allocated at the lower area inside the cable compartment.
Fig. 5.1:
Current transformers
5.2 Spares and accessories
Although all the components of the
cgm.
3
switchgears
have passed both routine tests during the manufacturing
process and type tests prior to approval, some of them can
be changed, replaced and even installed on site.
If any of the stated auxiliary components need to be
changed, the corresponding spare parts kit must be
ordered, and the instructions given in the corresponding
documentation must be followed.
cgm.
3
system functional units have the following options
for spares and accessories:
Driving mechanism
l
p
v
rb
B
X
-
X
X
BM
X
-
-
-
Motor assembly B
X
-
-
-
BR-A
-
X
-
-
BR-AM
-
X
-
-
Set of auxiliary contacts
2 NO + 2 NC switch-disconnector
1 NO + 1 NC earth connection
X
-
X
X
Circuit breaker motorisation
-
-
X
-
4 NO + 4 NC circuit breaker
-
-
X
-
Opening coil release
X
X
X
-
Opening coil r 1 NOC micro-disconnection
X
X
-
-
Bi 1 NOC micro-disconnection
X
X
-
-
Operating handle
(
*
)
X
X
X
X
Fuse holder carriage
-
X
-
-
Protection, metering and control
l
p
v
rb
ekor.
rpg
-
-
X
-
ekor.
rpt
-
X
-
-
ekor.
rci
X
-
-
-
ekor.
vpis
(
**
)
X
X
X
X
ekor.
spc
X
X
X
X
ekor.
rtk
X
X
X
-
(
*
)
All handles are of the anti-reflex type, making it impossible to perform an opening operation after closing.
(
**
)
Components which can only be replaced by specifically qualified personnel.
Metal enclosure
l
p
v
rb
Driving mechanism compartment cover
X
X
X
X
Cable compartment cover
X
X
X
X
Cable compartment cover, special depth
X
-
-
X
Connectivity
l
p
v
rb
Connecting set
X
X
X
X
End assembly
X
X
X
X
Содержание Ormazabal cgm.3
Страница 30: ...30 Notes Operation instructions cgm 3 ENA type IG 235 EN version 02 Notes...
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