SIEMENS
FLENDER Standard Couplings
Fluid Couplings — FLUDEX Series
Technical specifications for the selection of type
and size for FLUDEX fluid couplings
13/50
Siemens MD 10.1 · 2015
13
Please complete as far as possible and return to your Siemens Sales Office.
1.
Intended use of coupling
As starting aid
For overload protection
For torsional vibration isolation
2.
Data for prime mover
2.1.
Electric motor
characteristic enclosed
Power rating
P
1
=
.....................
kW at speed
n
1
=
.....................
rpm
Starting:
Direct
Star delta
Other:
....................................................................................
Motor shaft: Ø
.....................
x length
.....................
mm
2.2.
Internal combustion engine
Number of cylinders:
.....................
Planned
max. power rating:
.....................
kW at
.....................
rpm
Operating range
min. power rating:
.....................
kW at
.....................
rpm
Attachment via shaft Ø
.....................
x length
.....................
mm
Attachment to flywheel SAE
.....................
"
Motor rigidly
Motor flexibly installed on foundation/base frame
3.
Data for driven machine
3.1.
Type of driven machine:
....................................................................................
3.2.
Required power rating
P
2
:
.....................
kW at
n
2
=
.....................
rpm
3.3.
Mass moment of inertia
J
=
.....................
kgm
2
(based on
n
2
)
3.4.
Operational cycle:
uniform operation
non uniform operation
3.4.1. Starting frequency min.:
1 x / day
1 x / week
1 x / month
Continuous operation (min.
2 months without stopping)
Starting frequency max.:
< 3 x in succession
Number in succession:
.....................
< 5 x / hour
Number per hour:
.....................
3.4.2. Duty cycle per operational cycle:
60 - 100 %
DC =
.....................
%
3.4.3. Dimensions of the gear unit/machine shaft on the coupling side Ø
.....................
x length
.....................
mm
4.
Ambient conditions
4.1.
Place of installation:
< 1000 m above sea-level
.....................
m above sea-level
out of doors
in narrow space
other:
.......................................................
4.2.
Temperature of the ambient air (cooling air):
min.
.....................
°C
max.
.....................
°C
4.3.
Fitting into guard
bell housing
Holes:
with large (well ventilated)
with small (less well ventilated)
without holes:
with forced ventilation
without forced ventilation
4.4. Environment:
normally dusty
extremely dusty
abrasively dusty
aggressive atmosphere:
....................................................................................
4.5.
Use in potentially explosive atmospheres
in conformity with ATEX: II 2 G c T3 IIB -30 °C
≤
T
a
≤
+50 °C / II 2 D T160 °C -30 °C
≤
T
a
≤
+50 °C / I M2
other class:
....................................................................................
5.
Arrangement of coupling
5.1.
horizontal
at an angle (max 20°)
vertical:
vertical:
motor overhead
motor underneath
5.2
between:
and:
Motor
Driven machine
Gear unit (
n
1
=
.....................
rpm)
Gear unit
Transmission/belt drives
Transmission/belt drives
© Siemens AG 2015