Removing The Low-Voltage Connector - Siemens NXAIR Operating Instructions Manual

Hold the operating lever with one hand straight in the actuating opening and turn the
operating lever with the other hand counter-clockwise 180° until the feeder earthing switch
changes to OPEN position.
Fig.309: Turning the operating lever
Remove the operating lever.
To close the actuating opening, push the operating slide down as far as it will go.
Fit a padlock (optional) to the operating slide and close it.
✓
The feeder is de-earthed.

14.15 Removing the low-voltage connector

Preconditions
•
Contactor truck in test position
•
Contactor in OPEN position
•
Auxiliary voltage for the panel disconnected
•
High-voltage door open
•
Low-voltage connector plugged on
Procedure
To detach the low-voltage connector, push the longitudinal fastener (1) of the coupling
downwards.
Remove the low-voltage connector (2) carefully upwards.
110-0134.9 / 14
Operating the contactor panel with panel width 600 mm
counter-clockwise
NXAIR / ≤ 40 kA
Fig. 310: Position indicator horizontal bar
173