Operation
1
Initial situation
4
➭
Push the interrogation lever downwards
and hold it.
7
➭
Remove the operating lever (the
interrogation lever and the control gate
return to their initial position).
10
➭
Switch the left-hand three-position
disconnector to OPEN position (insert the
operating lever and turn 90° counter-
clockwise).
250/293
Bus sectionalizer panel with two three-position disconnectors: De-earthing the left-
hand busbar system
2
➭
Remove the padlock (the locking device goes
down).
5
➭
Push the right-hand control gate to the right
(the interrogation lever locks in lower
position. The right-hand actuating opening
for the READY-TO-EARTH function opens).
8
➭
Push the interrogation lever downwards
again and hold it.
11
➭
Remove the operating lever (the
interrogation lever and the control gate
return to their initial position).
Revision 11 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C • 802-9081.9
3
➭
To de-earth the busbar system, open the
circuit-breaker.
6
➭
Switch the right-hand three-position
disconnector from READY-TO-EARTH to
OPEN position (insert the operating lever
and turn 90° counter-clockwise).
9
➭
Push the left-hand control gate to the left
(the interrogation lever locks in lower
position. The left-hand actuating opening for
the DISCONNECTING function opens).