Siemens NXAIR - Page 294

Operating the shutters
294 NXAIR / ≤ 40 kA 110-0134.9 / 14
Opening the shutter to the connection compartment (lower shutter)
Preconditions
• Contactor truck in test position
• Padlock (optional) removed from door handle
• High-voltage door open
• Contactor truck taken out of the panel
Fig. 541: Slip-on lever for opening the shutter;
vertical latching rod (2) pointing upwards
(1)
Roller
(2)
Latching rod
(3)
Handle of
latching rod
(4)
Main handle
On the left side in the switching-device compartment: Move the vertical interlocking lever (5)
upwards and padlock (6) the shutter mechanism.
Fig. 542: Padlocking the shutter mechanism on the left side in
the switching-device compartment
Take the slip-on lever by the main handle (4) with the vertical latching rod (2) pointing
upwards.
Turn to the right side in the switching-device compartment. Insert the rollers (1) of the slip-on
lever into the guide groove (7) of the shutter mechanism.
2
3
4
1
5
6