Siemens 8DB10 - Switching Operations for Disconnectable Voltage Transformers

864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06 199/214
Operation
42.5 Switching operations for disconnectable voltage transformers
Connecting voltage transformers with busbar 1
Disconnecting voltage transformers from busbar 1
1
Initial situation
2
➭ Push the control gate to the left.
3
➭ Switch the three-position disconnector to
CLOSED position (insert the operating lever for
the DISCONNECTING function and turn
180° clockwise).
4
➭ Remove the operating lever for
the DISCONNECTING function.
The control gate returns to its initial position.
1
Initial situation
2
➭ Push the control gate to the left.
3
➭ Switch the three-position disconnector to OPEN
position (insert the operating lever for
the DISCONNECTING function and turn
180° counter-clockwise).
4
➭ Remove the operating lever for
the DISCONNECTING function.
The control gate returns to its initial position.