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24
U N I S E C I N S TA L L AT I O N M A N U A L
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3. Assembly of the switchgear on site
Figure 42.
c) Lift and remove the plate.
Figure 43.
3.5.3 Connecting the units
Do not remove the roof frame in the case of units
with roof applications and SBR units
Installation foresees the following operations:
a) Align two units side by side. Before pushing the
two units completely together, make sure that
the lower joining plate of the right-hand unit is in
the upper position.
Figure 44. Two units side by side
NOTE
b) Screw the joining plate and the unit plates
together (with 6 Torx M6x12 screws) so that they
are fully tightened. Insert a bolt (M8x20 round-
headed with square neck) with a nut (M8
hexagonal nut with flange) (figure 45) to tighten
the units and the joining plate.
Figure 45. Screws for the top joining plate
Figure 46. Plates installed
c) Insert 5 bolts (M10x20 hexagonal with flange) and
5 nuts (M10x20 hexagonal with flange) into the LV
and instrument compartment (front, upper part
of the units), but do not tighten them yet.
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