Installation Types - Grundfos S Serie Notice D'installation Et De Fonctionnement

6.1 Installation types

S pumps, range 50-70 are designed for various installation types.
Figures 6 to 10 show the possible installation types.
Installation types S and C
Fig. 6 Submerged installation on auto coupling
Caution
Avoid pipe tension at flanges and bolts.
The exposed end of the cable must not be
Caution
submerged as water may penetrate through the
cable into the motor.
Permanent installation in pit: The pump can easily be pulled
out and lowered into the pit by means of the guide rails.
The liquid level can be set lower for type C than for type S.
See fig. 1.
Installation type D
Fig. 7 Dry, vertical installation with base stand (left) and base
plate on two concrete pedestals (right)
Permanent installation in a pump room: The pump is bolted to
the suction and discharge pipes by means of flange connections.
Range 66 or 70 pumps must always be installed on a concrete
foundation (see the above figure to the right).
Installation types S and C
Fig. 8 Submerged, free standing installation
Free standing installation in a pit: The liquid level can be set
lower for type C than for type S. See fig. 1.
Installation type H
Fig. 9 Dry horizontal installation with base stand and bracket
Permanent installation in a pump room: The pump is bolted to
the suction and discharge pipes by means of flange connections.
Pump type ST
Fig. 10 Column pipe installation
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