Siemens 8DA10 Series Installation And Operating Instructions Manual page 174

Operation
1
Initial situation
3
➭ Push the interrogation lever downwards.
5
➭ Switch the left-hand three-position disconnector from READY-TO-
EARTH to OPEN position (insert the operating lever for the READY-TO-
EARTH function and turn 180° counter-clockwise).
174/214
De-earthing the busbar section in the right-hand panel
Revision 11 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • 861-9601.9
2
➭ Open the circuit-breaker to de-earth the right-hand panel.
4
➭ Push the left-hand control gate to the right.
6
➭ Remove the operating lever for the READY-TO-EARTH function.
The interrogation lever and the left-hand control gate return to their initial
position.