Siemens 8DA10 Series Installation And Operating Instructions Manual page 190

Operation
Emergency operation of
the DISCONNECTING
function
190/214
If the switch does not reach its end position, e.g., due to a failure of the auxiliary voltage
during disconnector operation, push the operating lever with pushed-on adapter onto the
hexagonal shaft for the DISCONNECTING function in such a way that the pin of the hexagonal
shaft fits in the inner slot of the operating adapter.
Fig. 200: Inserting the operating lever with pushed-on adapter (DISCONNECTING function)
Fig. 201: Emergency operation of the DISCONNECTING function of the three-position
disconnector
➭ Push the interrogation lever downwards.
➭ Push the control gate to the left.
✔ The opening for the DISCONNECTING function is free.
To switch the DISCONNECTING function of three-position disconnector to the desired end
position (CLOSED or OPEN), perform the following actions:
➭ Turn the emergency operating lever until the position indicator changes to CLOSED or OPEN
position.
Position of emergency Marking of slot
operating lever
horizontal bottom
top
➭ Remove the emergency operating lever again.
✔ The control gate returns to its initial position.
✔ The opening for the DISCONNECTING function is closed.
➭ Check the correct end position of the operating shaft with the standard operating lever.
Revision 11 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • 861-9601.9
Position of three-position
disconnector
CLOSED
OPEN