Ormazabal cgm.3-p - cgm.3-v Cubicle Operations

IG-183-EN version 06; 31/03/2020
66
Recommended sequence of operations General instructions
cgm.3 system: medium voltage SF
6
gas-insulated
cubicles up to 38 kV according to IEEE and CSA standards
5.10. cgm.3-v cubicle with driving mechanism A(M)V or RA(M)V
Depending on the application this sequence of
operations can be modied.
Check the information of the corresponding sequence
of operations plate built into the front of the switchgear.
5.10.1. Opening operation from the grounding position
Initial conditions: Ground switch closed and circuit-
breaker closed.
Figure 5.33. B/BM Driving mechanism lever
1. Move the access handle in the yellow zone to its lower
position.
Figure 5.34. Move the handle in the yellow area