Siemens 8DA10 Series Installation And Operating Instructions Manual page 88

Installation
Fig. 92: Panel after removal of upper busbar housing system
Assembly aid
WARNING
Risk of falling due to uncovered openings and cutouts
A cover prevents the person from falling into or through an opening or a cutout.
➭ Provide for sufficient load-bearing capacity of the cover.
➭ Provide for sufficient width of the cover.
➭ Secure the cover against shifting.
Fig. 93: Example for an assembly aid (plank ① )
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