6
180R9265 / IOM APP 16-22 Appendices - v02 / 01.2013
Data sheet
APP 16-22
t
Available as ATEX certi
fi
ed. Category 2,
zone 1 and category 3, zone 2.
t
Available with material certi
fi
cates on
wetted parts
For more details on the variants, please contact
the Danfoss RO Solutions Sales Organisation
4.
Variants
5.
Flow at di
ff
erent rpm
When using the diagrams shown below, it is easy
to select the pump which
fi
ts the application
best if the
fl
ow required and the rotation speed
(rpm) of the pump are known.
5,00
8,00
11,00
14,00
17,00
20,00
23,00
700
800
900
1000
1100
1200
m
3/
h
rpm
1200 rpm version
APP 22
APP 19
APP 17
APP 16
5,00
8,00
11,00
14,00
17,00
20,00
23,00
700
800
900
1000
1100
1200
1300
1400
1500
m3
/h
rpm
1500 rpm version
APP 22
APP 19
APP 17
APP 16
Furthermore, these diagrams shows that the
fl
ow
can be changed by changing the rotation speed
of the pump. The
fl
ow/rpm ratio is constant, and
the “required “
fl
ow can be obtained by changing
the rotation speed to a corresponding value.
Thus, the required rpm can be determined as:
Required
fl
ow
×
Rated rpm
Required rpm =
Rated
fl
ow