40 Mechanical design and installation Manual Power Quality Filter PQFM
Left cubicle frame
Right cubicle frame
Panel seal
Screws
Screws
Figure 22: Steps to undertake to mechanically interconnect two PQFM-cubicles
The procedure is outlined next:
− Remove the relevant side panels of the cubicles to be interconnected. Pay
attention to the earth wire connection that is connected to each panel. This wire
has to be removed.
− Fix the divider panel seal on the interior frame between the cubicles.
− Interconnect the cubicles at 4 fixation points as indicated in the above figure.
− Fix the added cubicle to the floor with bolts and washers (M12 recommended).
The interconnection kit is provided with the cubicles to be added.
5.7 Mechanical preparation of a common cable entry cubicle
Some filters are equipped with a common cable entry cubicle. This optional cubicle
(WxDxH = 600 x 600 x 2150 mm excluding base frame) may act as a single top or bottom
cable entry point for the active filter. This cubicle contains a bus bar system to which the
supply cables have to be connected and which distributes the power to the power units
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