Positional Requirements; Installation Examples - Grundfos SPO Series Installation And Operating Instructions Manual

Fig. 1

5.1 Positional requirements

The pump is suitable for both vertical and horizontal
installation, however, the pump shaft should never
fall below the horizontal plane, see fig. 2.
Fig. 2
Allowed
• Before the pump is submerged in the well or tank,
make sure that the well/tank does not contain
sand or solid sediment.
• Installation in well:
Install the pump so that the pump inlet is at least
1 metre above the bottom of the well.
• Installation in tank:
Place the pump on the bottom of the tank.
• The pump must not run dry.
Not allowed

5.2 Installation examples

Fig. 3
SPO pump with suction strainer
in submerged installation
1 m
Min. 150 mm
Pos. Description
1 Straining wire
2 Non-return valve
1
2
7