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Fig. 387: Circuit-breaker type 3AE1:
inspection window for
circuit-breaker position indicator
and closing spring state indicator
in control door
The procedures for charging / discharging the spring energy store manually in panels with motor operating
mechanism control are identical with the procedures in panels without motor operating mechanism control.
For charging / discharging the spring energy store manually, see chapters 10.13 and 10.14.
139-2021.9 / 07
Panels with motor operating mechanism control
NOTICE
Conflicting operation
The requirement of setting the panel to either local or remote control prevents
operating the panel locally and centrally at the same time.
For any local operations ─ manual or electrical ─ set the panel to local
control, for example by switching the local-remote switch to LOCAL
position.
NOTICE
Covered control elements
For
safety
reasons,
charging / discharging the spring energy store are covered by the control door.
Open the control door to uncover the actuating openings on the high-
voltage door.
,
Fig. 388: Circuit-breaker type 3AE5:
inspection window for
circuit-breaker position indicator
and closing spring state indicator
in control door
some
of
the
actuating
NXAIR M
openings
involved
in
229
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