Magnetically coupled pumps - SONDERMANN Pumpen + Filter ...

Typical examples of dry-running
conditions in practice and their
impacts:
Dry-running conditions Impact on magnetically Impact on the new
coupled centrifugal pumps RM-TS pumps safe
of „normal standard“ design to run dry
A mechanic checks the Depending on the size of the pump NONE!!!
sense of rotation of the and how long the check takes, As soon as the pump is filled
pump although there is no the pumps are often already with fluid, it works without
fluid in the pump housing. defective or broken down when being damaged.
being installed.
When the pump is started, Depending on the size of the pump NONE!!!
the valve in the suction line and how long the valve remains As soon as the valve is open,
is still closed. closed, the pumps are often the pump works without being
defective or even broken down. damaged.
The suction line tank runs dry Depending on the size of the pump NONE!!!
and the level controller is and how long it runs dry, it will be As soon as the pump is filled
defective or not available. damaged sooner or later. with fluid, it continues to work
The pump runs dry until the
without being damaged.
operating personnel realises
that the tank is empty.
Suction and pressure lines Depending on the size of the NONE!!!
cannot be evacuated. pump these lines are often Even under difficult operating
already defective or broken
conditions, the pump works
down when the pump is
impeccably.
installed.
RPR Control-100
To protect the overall system from process interruptions, it
might be necessary all the same to have a „lack of fluid“ indicated
so that appropriate measures can be taken immediately. Therefore,
we recommend installing an additional electronic pump protection
device. These protectors are available in various designs.
With four switching
thresholds, user
programmable:
RPR Control-100
Our product specialists will be glad to help you. Please
take contact to your personal adviser – by phone or eMail:
+49.2203.9394-0
rm-ts@sondermann-pumpen.de
Sondermann Pumpen + Filter
GmbH & Co. KG
August-Horch-Straße 4, D-51149 Cologne
Tel. +49.2203.9394-0
Fax +49.2203.9394-48
info@sondermann-pumpen.de
www.sondermann-pumpen.de
SRM-TS 04/09 –3E