General Instructions
Operations sequence
52
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
7.6.3 Busbar earthing on the left:
1. First connect the central - right feeder disconnector
by turning the lever clockwise.
Figure 7.46
Lever turn detail
2. Then connect the left feeder disconnector by turning
the lever clockwise.
Figure 7.47
Lever turn detail
3. Connect the central – left earthing switch by turning
the lever clockwise.
Figure 7.48
Lever turn detail
4. The left-hand circuit breaker closes instantaneously
on removal of the driving lever.
Figure 7.49
Circuit breaker closed detail
Содержание Ormazabal cpg.1 Series
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