IG-123-EN version 11; 23/07/2021
64
Operations sequence General instructions
cpg.0: GIS medium-voltage switchgear,
gas insulated, up to 40.5 kV,
in accordance with IEC Standard
a. Switch-disconnector closing and opening
operations.
Charging springs and connection
1. Move the actuating shaft access handle to its bottom
position.
2. Insert the lever in the switch-disconnector actuating
shaft, move the actuating arm to the end and press
inwards on the head of the lever with one hand, and
turn clockwise with the other hand. In the same turn,
the switch-disconnector is closed and the retaining
springs are charged.
In the case of motorised driving mechanisms, closing
and charging of springs can be either manual or
motorised.
Figure 7.66. Situation prior to turning the lever
3. Verify that the cubicle is in connected position.
Figure 7.67. Switch-disconnector closed
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