Operations sequence
General instructions
53
cpg
.1
Fully SF6 gas insulated single and double busbar GIS switchgears up to 36 kV in accordance
with IEC Standards
IG-137-EN version 03; 24/06/2016
5. Finally, connect the right earthing switch by turning
the lever clockwise.
Figure 7.50
Lever turn detail
6. The right-hand circuit breaker closes instantaneously
on removal of the driving lever.
Figure 7.51
Circuit breaker closed detail
To open the earthing connection, reverse the
sequence of operation. To open the circuit
breakers, act on the corresponding bottom
pushbutton.
The circuit breaker opening operation is always
performed manually.
7.7
cpg.1-ct
cubicle
Figure 7.52
Initial situation for
cpg.1-ct
cubicle
Содержание Ormazabal cpg.1 Series
Страница 67: ......