Recommended sequence of operations
36
General instructions
cgmcosmos
system
Medium voltage switchgear and control gear, fully insulated in SF
6
gas up to 24 kV with external cable test device
IG-257-EN version 01; 03/02/2016
5.5.4 Connecting operation from the isolating position:
Starting conditions
: circuit-breaker open,
earthing switch open.
1.
Turn the access selector in the lever insertion area
clockwise.
Fig. 5.26
Detail of turning the selector
2.
Insert the lever in the springing loading shaft.
3.
Load springs turning clockwise.
Fig. 5.27
Process of turning the lever
4.
Close the circuit-breaker by pressing button “I”, and
check the spring status indicator.
Fig. 5.28
Detail of spring status indicator.
5.
Verify that the cubicle is in connected position.
Fig. 5.29
Detail of circuit-breaker and disconnector open
1
3
4
5
Summary of Contents for cgmcosmos-2lv
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