Installations - Landustrie LANDY DTP Series Operation & Maintenance Manual

Installations:

For the DTP pumps in basic versions several installation options are possible.
These options will be explained, with focus on specific points of attention.
Installation "BWK"
This installation represents a permanent submerged installation using
the header coupling" type "BWK".
The pumps are suspended in horizontal position to the coupling.
Points of attention:

Ensure a good free passage under the pump, at least identical
to the suction opening.

Adjust start- and stop levels in such a way that the motor will
not make more than 20 starts per hour.

Check that the motor is adequately cooled.
At full load conditions, at least 2/3 of the motor housing should be submerged.

The pump casing must stay under water to avoid air being drawn in, a suction elbow is
advised..
Installation "OWK"
This installation represents a permanent submerged installation using
the guide bar coupling" type "OWK"..
Points of attention:

Ensure a good free passage under the pump, at least identical
to the suction opening.

Check both the vertical and parallel position of the guide bars.
The maximum tolerance for the vertical position is ± 3

The installation angle for the pump in case of installation or
taking out is important.
This angle (between pump and guide bar) is about 10
This angle can be adjusted by changing the position of the hoisting cable.

Adjust start- and stop levels in such a way that the motor will not make more than 20 starts
per hour.

Check that the motor is adequately cooled.
At full load conditions, at least 2/3 of the motor housing should be submerged.

The pump casing must stay under water to avoid air being drawn in.
Installation "VRS"
This installation represents freestanding submerged installation.
Points of attention:

Ensure a good free passage under the pump, at least identical
to the suction opening.

Adjust start- and stop levels in such a way that the motor will
not make more than 20 starts per hour.

Check that the motor is adequately cooled.
At full load conditions, at least 2/3 of the motor housing should
be submerged.

The pump casing must stay under water to avoid air being drawn in.
Landustrie version 07-14 | operation & maintenance manual DTP series
Subject to modifications
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