Ormazabal cgm.3 system Series - Circuit-Breaker Function with AV; RAV Driving Mechanism; MIMIC Diagram; Spring Charge and Driving Levers

General instructions
Recommended sequence of operations
IG-136-EN version 10; 23/06/2016
58
cgm.3 system
Fully SF6 gas insulated medium voltage switchgear up to 40.5 kV in accordance with IEC Standards
5.10 Circuit-breaker function with AV / RAV driving mechanism
5.10.1 Mimic diagram
b Pressure gauge window
c
Voltage presence indicator ekor.vpis or ekor.ivds
d
Operation area:
YELLOW for earthing switch
GREY for switch-disconnector.
e
Protection unit ekor.rpg
f Status indicators
g Earthing switch driving shaft access handle.
j Spring charge indicator
k Circuit-breaker manual spring charge
m Operation counter
n Switch-disconnector driving shaft access handle
o
Circuit-breaker operation area
RED push-button for opening
GREEN push-button for closing
Figure 5.59 Mimic diagram cubicle cgmcosmos-v
5.10.2 Spring charge and driving levers
The drive and spring charge levers to be used to drive
the switch – disconnector – earthing switch of the circuit
breaker function with AV/RAV driving mechanisms are:
Figure 5.60 Switch-disconnector driving lever
Figure 5.61 Spring charge lever