3-phase servomotors. FXM
2.
3-PHASE SERVOMOTORS. FXM
T
echni
cal data. T
or
qu
e-Spee
d curves
98
· 90 ·
Ref.2105
FXM|FKM
SERVOMOTOR
FXM74 models
T- 2/72
FXM74.
F.
.
0. Technical data.
Model
FXM74.
F.
.
0
Terminology
Notation
Units
12
Stall torque
Mo
N·m
27.3
Rated torque
Mn
N·m
24.9
Stall peak torque
Mp
N·m
135
Rated speed
nN
1/min
1200
Stall current
Io
A
13.5
Peak current
Ip
A
67
Calculation power
Pcal
kW
3.4
Rated power
Pn
kW
3.1
Torque constant
Kt
N·m/A
2.0
Acceleration time
tac
ms
7.4
Inductance per fase (3-phase)
L
mH
7.8
Resistance per phase
R
0.445
Inertia (without brake)
J
kg·cm²
79.0
Inertia (with brake)
J*
kg·cm²
110.8
Mass (without brake)
P
kg
31.6
Mass (with brake)
P*
kg
35.7
Note.
These servomotors with “F” winding (220 Vac) can only be controlled by ACSD-
L or MCS-
L
series drives. See the tables shown in the manual of the corresponding drive to select the
servomotor-drive combination.
F- 2/53
FXM74.
F.
.
0. Torque-speed graphs.
0
1200 2000
min
-1
0
Nm
20
60
40
80
100
120
140
220 V
220 V (1-15 %)
(A)
1200 min
-1
