Operation
170/214 Revision 06 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • 864-5091.9
39.3 Opening
Fig. 196: Opening the busbar earthing switch (basic scheme)
➭ Push the control gate to the left.
The position indicator changes to faulty position.
➭ Hold the operating lever in horizontal position.
➭ Insert the operating lever in the actuating opening as far as it will go.
Observe the position of the operating spindle.
➭ Turn the operating lever 180° counter-clockwise.
➭ Remove the operating lever.
✔ The control gate is in its initial position again.
The position indicator changes from faulty position to OPEN position.
➭ Optionally: Padlock the control gate.
✔ The busbar earthing switch is open.
Fig. 197: Position indicator at the busbar earthing switch (basic scheme)
ATTENTION
The control gate can only be moved to a position that is permissible at this moment.
➭ Observe the position indicator at the busbar earthing switch.
ATTENTION
Once you have started a switching operation, you must complete it totally; turning back is
blocked. The operating lever cannot be removed at intermediate positions.
➭ Do not remove the operating lever at intermediate positions.
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