22
Note:
The position of the backwater level must be taken into
consideration while connecting to a drainage system, in order
to prevent backflow of drainage water from the open sewer
line (design according to the DIN EN 1717) entering the
RM Favorit
.
The position of the backwater level determines the type of line:
a) Backwater level
above
the emergency overflow
drainage height of the supplemental supply container:
Connection of the emergency overflow must be done
by a lifting system.
b) Backwater level
below
the emergency overflow
drainage height of the supplemental supply container:
Connection of the emergency overflow to a ventilated
channel line (DN 50) is done via a siphon.
a.)
b.)
