The distribution between the electric distribution board and the
junction boxes must be of the star type. Use a number of ducts
suitable for the systems / services being served.
Install additional conduits, even if empty, for future system
expansions.
It is recommended that 32 mm ducts are used.
DISTRIBUTION BETWEEN THE DISTRIBUTION BOARD AND JUNCTION BOXES
The distribution between junction boxes and wall mounting
boxes must be of the free system type. Use a number of ducts
suitable for the systems / services being served.
It is recommended that ducts with a diameter of at least 20 mm
are used.
DISTRIBUTION BETWEEN JUNCTION BOXES AND WALL MOUNTING BOXES
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