Siemens NXAIR M Operating Instructions Manual page 163

In addition to these instructions, an instruction label on the vertical partition informs about safe fastening of
the partition:
Fig. 279: Instruction label on
the vertical partition
Preconditions

Feeder earthing switch in CLOSED position

High-voltage door open

Low-voltage connector stowed away

Protection plate and associated bolting material available:

4 nuts M8 with contact washers

Vertical partition and associated bolting material available:

16 bolts M8x20 with contact washers and plain washers

Ventilation duct and associated bolting material available
139-2021.9 / 07
Accessing the connection compartment through the front
NOTICE
Damages inside the switching-device compartment
Damages inside the switching-device compartment due to incorrect or incomplete
installation of the partition.
To fasten the partition, always assemble all bolted joints of the partition all
around, and screw them in up to the end of the thread.
NXAIR M 163