Danfoss iSave 21 User Manual page 54

Data sheet
10
Energy Recovery Device / iSave 21-40
Orientation
The iSave can be mounted horizontally and
vertically.
When mounted vertically, the electric motor
must be placed at the top and the iSave.
The iSave is connected to the electric motor by
the bell housing. The bell housing is not suitable
to carry the weight of either the iSave or the
motor. Both the iSave and motor must be
supported without applying stress/overload to
the bell housing.
Danfoss supplies the iSave together with a
baseplate and support brackets. Although the
1: Motor
2: Flexible coupling
3: Bell housing
4: Base plate
521B1116 / DKCFN.PD.003.A4.02 / 01.2012
baseplate is of heavy design, it can flex or bend
when it is bolted to the foundation. Therefore
the baseplate requires a solid foundation such as
concrete or rigid steel frame. The baseplate itself
must be aligned to avoid bending caused by
bolting to an uneven foundation.
A rigid foundation for the iSave assembly is
important and the iSave assembly must be
bolted to the foundation. The bolts used, must
be of proper design and must be installed in
accordance with the bolt manufacturer's
recommendations.
5: Pressure exchanger
6: Booster pump
7: Port connection