5.11.6. Earthing operation from open position
Initial conditions:
Circuit-breaker open, switch-
disconnector open and springs charged.
1.
Close the circuit-breaker by pressing the close button
and check the status indicator.
Figure 5.83.
Isolating position detail
2.
Check that it is de-energised.
3.
Move the slide in the yellow area to the right.
Figure 5.84.
Slide detail
IG-078-EN version 12; 23/04/2020
92
Recommended sequence of operations
General Instructions
cgmcosmos
: Medium-voltage cubicles with full insulation
in SF
6
gas up to 24 kV in accordance with IEC Standard
Summary of Contents for velatia cgmcosmos
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