IG-183-EN version 06; 31/03/2020
57
General instructions
cgm
.3 system: medium voltage SF
6
gas-insulated
cubicles up to 38 kV according to IEEE and CSA standards
Recommended sequence of operations
5.7.3. Opening operation from the switch-disconnector closed position
1.
The switch can be opened manually, using the push-
button on the front of the cubicle, an opening coil, or
due to action by the fuses.
2.
Verify that the cubicle is in disconnected position.
Figure 5.20.
Opening operation from switch closed position in
cgm
.3-p