IG-123-EN version 11; 23/07/2021
66
Operations sequence General instructions
cpg.0: GIS medium-voltage switchgear,
gas insulated, up to 40.5 kV,
in accordance with IEC Standard
b. Switch-disconnector closing and opening
operations
Connection
1. Move the actuating shaft access handle to its bottom
position.
2. Insert the lever in the earthing switch actuating shaft,
move the drive arm to the end and press inwards on the
head of the lever with one hand, and turn 90º clockwise
with the other hand.
Figure 7.70. Situation prior to turning the lever
3. Verify that the cubicle is in earthing position.
Figure 7.71. Earthing switch closed
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