Ormazabal cgm.3-2lp - Busbar Switch with Earth Operation

General instructions
Recommended sequence of operations
IG-136-EN version 10; 23/06/2016
44
cgm.3 system
Fully SF6 gas insulated medium voltage switchgear up to 40.5 kV in accordance with IEC Standards
5.6 Busbar switch function with earth connection
5.6.1 Mimic diagram
a
ekor.sas, acoustic earthing prevention alarm
b Pressure gauge window
c
ekor.sas, acoustic earthing prevention alarm
d
Operation area:
• GREY for switch-disconnector
• YELLOW for earthing switch
e
Status indicator
• BLACK for switch-disconnector
• RED for earthing switch
f Driving shaft access handles
Figure 5.23 Mimic diagram cubicle cgmcosmos-s-pti
5.6.2 Driving lever
The driving lever to be used to operate the switch –
disconnector – earthing switch of the feeder function with
B or BM driving mechanisms is:
Figure 5.24 B, BM driving mechanism lever