BWT Multipur AP Series Installation And Operating Manual page 12

GB GB GB GB
GB
> 400 mm > 400 mm
> 400 mm > 400 mm > 400 mm
12 12
12 12 12
the unit to backwash. The preset backwash inter-
val starts again.
The filter is equipped with a central instrumenta-
tion and control (CIC) connection (contact closes
in the event of malfunction or power failure).
Preliminary installation Preliminary installation Preliminary installation
Preliminary installation Preliminary installation
conditions conditions
conditions conditions conditions
Local plumbing codes, general guidelines and the
technical data must be observed.
The system must be installed by the water supply The system must be installed by the water supply
The system must be installed by the water supply The system must be installed by the water supply The system must be installed by the water supply
utility or a plumbing company approved by the utility or a plumbing company approved by the utility or a plumbing company approved by the utility or a plumbing company approved by the utility or a plumbing company approved by the
water supply utility in accordance with these water supply utility in accordance with these water supply utility in accordance with these
water supply utility in accordance with these water supply utility in accordance with these
installation and operating instructions and the installation and operating instructions and the installation and operating instructions and the installation and operating instructions and the installation and operating instructions and the
applicable regulations. applicable regulations. applicable regulations.
applicable regulations. applicable regulations.
The installation site must be frostproof and ensure
that the filter is protected from solvent vapours,
heating oil, lees, acidic cleaners, chemicals of all
kinds, direct UV radiation and heat over 40 °C.
A separate power socket (230 V AC, 50 Hz) within
a distance of approx. 1.2 m is required. The power
supply must be permanently ensured. Voltage
peaks over 1 kV must be avoided.
If the water contains dirt particles > 2 mm, a coarse
dirt trap must be installed upstream from the filter.
A flushing water quantity of at least 1.4 l/s (5 m³/h)
must be available for backwashing.
A drainage connection (min. DN 50
available for discharge of the rinsing water.
min. DN 50 min. DN 50 min. DN 50
min. DN 50 min. DN 50
Avoid extreme pressure surges (caused, for ex-
ample, by downstream solenoid valves or similar).
at least 1.4 l/s (5 m³/h) at least 1.4 l/s (5 m³/h) at least 1.4 l/s (5 m³/h)
at least 1.4 l/s (5 m³/h)
min. DN 50 min. DN 50
min. DN 50 min. DN 50) must be