Areva WSB - Page 15

15
Circuit-breaker panel
- Circuit-breaker
- Disconnecting /
earthing switch
- Toroidal-core current
transformer
- Single cable connection
- disconnectable, flange-
mounted voltage transfor-
mers on the busbar
Basic modules of a
double busbar WSB switchgear
Bus sectionalizer
with disconnector in the
busbar run
End panel
Cable connection in
downward and upward
connection, depending
on the busbar position,
for inner cone-type
bushings, size 1 – 3,
or fully insulated conductor
bar terminal
Busbar metering panel
with current transformers in
the busbar run and metal-
enclosed voltage transfor-
mers in feeder panel area,
connected via cable
Busbar earthing
with earthing switch in the
busbar run
1 Cable connection and
earthing for work purpo-
ses on the busbar, e.g.
for metal-enclosed bus-
bar voltage transformers
or cable connections.
Inner cone-type bus-
hings, size 1 or 2
2 Fully insulated conduc-
tor bar terminal forward,
to busbar ends
1
2
1
2