Ormazabal cgm.3 Series

IG-183-EN version 06; 31/03/2020
9
General instructions
cgm.3 system: medium voltage SF
6
gas-insulated
cubicles up to 38 kV according to IEEE and CSA standards
Description and main characteristics
cgm.3-s
a
Pressure gauge window
b
Switch-disconnector actuation zone (B and BM driving
mechanisms)
c
Status Indicator:
• GREEN open
• RED closed
d
Actuation shaft access handle
Figure 1.8. Mimic diagram of cgm.3-s cubicle
cgm.3-s-ptd
a
ekor.sas, acoustic grounding prevention alarm
b
Pressure gauge window
c
ekor.sas, acoustic grounding prevention alarm
d
Operation area:
• GREY for switch-disconnector
• YELLOW for grounding switch
e
Status indicators:
• GREEN open
• RED closed
f
Actuation shaft access handle
Figure 1.9. Mimic diagram of cgm.3-s-ptd cubicle