IG-310-EN version 01; 31/03/2021
63
General instructions
cpg
.0 lite: GIS medium-voltage switchgear,
gas insulated, up to 24 kV,
in accordance with IEC Standard
Operations sequence
7.3.3. Right busbar earthing operation
Starting position:
circuit-breaker OPEN, spring
charging status indicator shows UNCHARGED,
top feeder disconnector OPEN, bottom feeder
disconnector OPEN, top earthing switch OPEN, and
bottom earthing switch OPEN.
Check that the SF
6
level is correct before starting the
operation
1.
Close the bottom earthing switch.
a.
Move its selector switch to the left, to earthing
switch position.
Figure 7.83.
Selector switch in earthing switch position
b.
Insert the earthing switch operating lever (YELLOW
knobs) in the actuating shaft of the bottom earthing
switch (area marked with YELLOW line).
Figure 7.84.
Lever inserted in the bottom earthing switch actuating shaft
Summary of Contents for cpg.0 lite
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