Technical Information - PSH Pools ND.1 Serie Betriebs- Und Wartungshandbuch

Carefully read the instructions before starting the installation process, which should be
in accordance with local standards.
Applications
1
ND model pumps are of centrifugal type with a horizontal construction and auto-suction ca-
pacity.
Their main application is to rotate the water in the swimming pool and they are normally in-
stalled before the filtering unit. The pump is designed to decant chlorine-disinfected swim-
ming pool water.
The ND pumps include a removable basket to filter small solids.

Technical information

2
2.1 Maximum environment temperature
+ 50ºC
2.2 Water temperature
From 0ºC to + 50ºC.
2.3 Maximum working pressure allowed
2 bar. (possible water hammer must not be more than 3 Kg.)
2.4 Maximum input pressure
The input pressure when the pump is working against a closed valve must be lower than the
maximum permitted working pressure.
2.5 Minimum input pressure
Maximum suction 3 m.
Maximum autosuction 2 m.
2.6 Electrical details
Voltage: 1 x 220 / 230 V 50 Hz
ND.1-09 M
ND.1-12 M
ND.1-14 M / ND.2-14 M
ND.1-19 M / ND.2-19 M
ND.1-24 M / ND.2-24 M
ND.1-28 M / ND.2-28 M
See also the characteristics plate.
Protection: IP 55.
ND.2 Isolation: Class F.
Voltage: 3 x 220 / 380 V 50 Hz
ND.1-12 T
ND.1-14 T / ND.2-14 T
ND.1-19 T / ND.2-19 T
ND.1-24 T / ND.2-24 T
ND.1-28 T / ND.2-28 T
GB