5.11.2. Spring charge and actuating levers
Switch-disconnector actuating lever
The actuating levers to be used to operate the switch-
disconnector with B or BM driving mechanisms is:
Figure 5.69.
Mechanisms lever for B and BM actuation
Spring charge levers
The spring charge lever is used to manually charge the
springs of the circuit-breaker mechanism.
Figure 5.70.
Spring charge lever for AV and RAV
5.11.3. Opening operation from earthing position
Initial conditions:
Circuit-breaker closed and earthing
switch closed.
1.
Move the slide in the yellow area to the right.
Figure 5.71.
Slide detail
IG-078-EN version 12; 23/04/2020
85
General Instructions
cgmcosmos
: Medium-voltage cubicles with full insulation
in SF
6
gas up to 24 kV in accordance with IEC Standard
Recommended sequence of operations
Summary of Contents for velatia cgmcosmos
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