Siemens NXAIR - Page 366

Key-operated interlocks
366 NXAIR / ≤ 40 kA 110-0134.9 / 14
Fig. 664: Example: Cover lifted (circuit-breaker panel width 600 mm)
(1)
Cover, lifted
(2)
Screw thread for rotary button
(3)
Key release:
Only when feeder earthing switch is in
CLOSED position
(4)
Key release:
Only when feeder earthing switch is in
OPEN position
(5)
Key release:
Only when withdrawable part / switching-
device truck is racked to test position
Fig. 665: Example: Cover lifted
(circuit-breaker panel width 800 / 1000 mm)