5.6.5. Opening operation from closed position
1.
Move the black slider in the grey area to the left, as
before (this releases the lever access so the switch-
disconnector can be disconnected).
2.
Opening operation:
a. Manual operation
(B driving mechanism). Insert
the lever in the switch-disconnector access (grey
area) and turn anti-clockwise 90º.
b. Motorised operation
(BM driving mechanism).
Activate the corresponding operation command.
Figure 5.30.
Lever turn process
3.
Verify that the cubicle is in isolating position.
Figure 5.31.
Switch-disconnector open
IG-078-EN version 12; 23/04/2020
64
Recommended sequence of operations
General Instructions
cgmcosmos
: Medium-voltage cubicles with full insulation
in SF
6
gas up to 24 kV in accordance with IEC Standard
Содержание velatia cgmcosmos
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