Siemens 8DA Installation Instructions Manual page 22

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Fig. 14: Re-assembling the busbars
a
Busbar housing of the panel located on the left of the panel joint
s
Assembly openings (horizontal flanges)
d
Joints of the panel located on the left of the panel joint
f
Vertical flanges of the panel located on the left of the panel joint
g Busbar sections
22
• Make-proof busbar earthing switch
• Top-mounted busbar sectionaliser
In these cases, the busbar joints are not accessible anymore after the transport units
have been installed.
For this reason, the busbar sections must be re-assembled from the panel on the left of
the panel joint to the panel on the right before assembly. The illustration below shows
the final position after re-assembling.
!
Clear the assembly opening
a
housings of the panel located on the left of the panel joint.
!
Undo the busbar sections
s
assembly opening
sections.
!
Take the busbar sections
l
through the vertical flange
!
Mount the busbar sections at the joints
located on the right of the panel joint. Assembly takes place through the vertical
k
flanges .
h
Busbar housing of the panel located on the right of the panel joint
j
Joints of the panel located on the right of the panel joint
k
Vertical flanges of the panel located on the right of the panel joint
l
Busbar support
s
: Remove all horizontal flange covers on the busbar
g d
at the joints in the busbar housing through the
l
. The busbar supports
g
out of the housings with the associated busbar supports
f
.
j
in the busbar housings
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remain on the disassembled busbar
h
of the panel