3-phase servomotors. FXM
2.
3-PHASE SERVOMOTORS. FXM
T
echni
cal data. T
or
qu
e-Spee
d curves
98
· 88 ·
Ref.2105
FXM|FKM
SERVOMOTOR
FXM55 models
T- 2/70
FXM55.
F.
.
0. Technical data.
Model
FXM55.
F.
.
0
Terminology
Notation
Units
12
20
Stall torque
Mo
N·m
17.3
17.3
Rated torque
Mn
N·m
15.8
14.7
Stall peak torque
Mp
N·m
86
86
Rated speed
nN
1/min
1200 2000
Stall current
Io
A
9.1
15.5
Peak current
Ip
A
45
77
Calculation power
Pcal
kW
2.2
3.6
Rated power
Pn
kW
2.0
3.1
Torque constant
Kt
N·m/A
1.9
1.1
Acceleration time
tac
ms
5.3
8.8
Inductance per fase (3-phase)
L
mH
7.2
2.5
Resistance per phase
R
0.55
0.19
Inertia (without brake)
J
kg·cm²
36.0
36.0
Inertia (with brake)
J*
kg·cm²
36.6
36.6
Mass (without brake)
P
kg
20.0
20.0
Mass (with brake)
P*
kg
21.1
21.1
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- 2/51
FXM55.
F.
.
0. Torque-speed graphs.
0
1200 2000
3000
4000
5000
min
-1
0
Nm
5
20
25
30
60
10
35
40
45
55
15
50
65
70
75
80
85
220 V
220 V (1-15 %)
(A)
1200 min
-1
(B)
2000 min
-1
