General Instructions
Operations sequence
46
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
7.5.1 Busbar coupling
Initial conditions
: feeder disconnectors open,
earthing switches open and circuit breaker
open.
1. Connect the right feeder disconnector by turning the
lever clockwise.
Figure 7.27
Lever turn detail
2. Then connect the left feeder disconnector by turning
the lever clockwise.
Figure 7.28
Lever turn detail
3. Finally, close the circuit breaker by acting on the top
pushbutton.
Figure 7.29
Top pushbutton detail
To uncouple the busbars, reverse the sequence
of operation. Act on the bottom pushbutton to
open the circuit breaker.
Summary of Contents for Ormazabal cpg.1 Series
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