Installing The Rear Wall On The Connection Compartment - Siemens NXAIR M Operating Instructions Manual

Air-insulated switchgear
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Accessing the connection compartment through the rear
Fig. 312: Installing the rear wall
Access to the connection compartment through the rear side is given.

20.2 Installing the rear wall on the connection compartment

180
DANGER
Electric shock
To perform any kind of activities inside or near the connection compartment of a
panel, you must ensure that this compartment is safely isolated from supply.
Without isolation from supply, the cables / bars in the connection compartment will
be live at operational high voltage.
Observe the Five Safety Rules.
Verify safe isolation from supply.
Make sure all openings on the rear side are closed by fixing bolts before
the panel is put into operation again.
Do not operate the feeder earthing switch during any activities inside or
near the connection compartment.
Do not remove any ledges on the rear side of the busbar compartment.
CAUTION
Sharp edges
The metal parts of the rear wall may have sharp edges.
Put on personal protective equipment.
4
(4) Rear wall with handle
(5) Bolts to remove
5
NXAIR M
139-2021.9 / 07

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