User's Manual

69
T12
A1979−10.0 en HBM
Nominal (rated) torque M
nom
kNm 2 3 5 10
Mechanical values
Torsional stiffness c
T
kNm/
rad
2300 2600 4600 7900
Torsion angle at M
nom
degrees 0.049 0.066 0.06 0.07
Stiffness in the axial direction c
a
kN/mm 950 1000 950 1600
Stiffness in the radial direction c
r
kN/mm 1300 1500 1650 2450
Stiffness during the bending moment
round a radial axis c
b
kNm/
degrees
21.7 22.4 43 74
Maximum deflection at longitudinal limit
force
mm < 0.05 < 0.1
Additional max. radial deviation at lateral
limit force
mm < 0.02
Additional plumb/parallel deviation at
limit bending moment (at j d
B
)
mm < 0.07
Balance quality level per DIN ISO 1940 G 2.5
Max. limits for relative shaft vibration
(peak-to-peak)
9)
Undulations in the connection flange area,
based on ISO 7919−3
m
s
(p*p)
+
9000
n
Ǹ
s
(p*p)
+
13200
n
Ǹ
Normal operation (continuous operation)
Start and stop operation, resonance ranges (temp.
)
(n in rpm)
Mass moment of inertia of the rotor
I
V
(around rotary axis) kgm
2
0.0192 0.037 0.097
I
V
with optical rotational speed measuring
system
kgm
2
0.0196 0.038 0.0995
Proportional mass moment of inertia for
the transmitter side
without rotational speed measuring
system
% 54 53
with optical rotational speed measuring
system
% 53 52
Max. permissible static eccentricity of the
rotor (radially) to the center point of the
stator
without rotational speed measuring
system
mm
"2
with rotational speed measuring system mm
"1
Max. permissible axial displacement of
the rotor to the stator
mm
"2
Weight, approx.
Rotor
kg 4.9 8.3 14.6
Stator kg 2.4 2.5 2.6
9)
The influence of radial deviations, impact, defects of form, notches, marks, local residual magnetism,
structural variations or material anomalies on the vibrational measurements needs to be taken into
account and isolated from the actual undulation.