3-phase servomotors. FKM
3.
3-
PHASE SERVOM
O
TORS. FKM
T
echni
cal data. T
or
qu
e-Spee
d curves
172
· 136 ·
Ref.2105
FXM|FKM
SERVOMOTOR
FKM42 models
T- 3/21
FKM42.
A.
.
0.
. Technical data.
Model
FKM42.
A.
.
0.
Terminology
Notation
Units
30
45
60
Stall torque
Mo
N·m
6.3
6.3
6.3
Rated torque
Mn
N·m
4.60
3.34
1.89
Stall peak torque
Mp
N·m
25
25
25
Rated speed
nN
1/min
3000 4500
6000
Stall current
Io
A
4.6
6.9
8.5
Peak current
Ip
A
19.0
28.0
34.0
Calculation power
Pcal
kW
2.0
3.0
3.9
Rated power
Pn
kW
1.40
1.57
1.67
Torque constant
Kt
N·m/A
1.3
0.9
0.7
Acceleration time
tac
ms
10.7
16.0
21.3
Inductance per fase (3-phase)
L
mH
8.6
3.9
2.6
Resistance per phase
R
1.450 0.675
0.450
Inertia (without brake)
J
kg·cm²
8.50
8.50
8.50
Inertia (with standard brake)
J*
kg·cm²
9.04
9.04
9.04
Inertia (with extra-torque brake)
J**
kg·cm²
-
-
-
Mass (without brake)
P
kg
7.80
7.80
7.80
Mass (with standard brake)
P*
kg
8.28
8.28
8.28
Mass (with extra-torque brake)
P**
kg
-
-
-
T- 3/22
FKM42.
A.
.
0.
. AXD DRIVES selection.
Drive
peak torque
in N·m
AXD 1.15
AXD 1.25
AXD 1.35
Mp Mp/Mo Mp Mp/Mo Mp Mp/Mo
FKM42.30A
20.1
3.2
25.0
3.9
-
-
FKM42.45A
13.5
2.1
22.5
3.5
25.0
3.9
FKM42.60A
-
-
17.5
2.7
25.0
3.9
Note.
To select a QC-DR, ACSD-
H or MCS-
H drive with any servomotor of this series, refer to
the manual of the corresponding drive.
F- 3/37
FKM42.
A.
.
0.
. Torque-speed graphs.
0
1000
2000
3000
4000 5000
0
5
10
N·m
15
20
25
FKM42.30A
1/min
400V
400V-15%
0
1000
2000
3000
4000
5000
6000 7000
0
5
10
N·m
15
20
25
FKM42.45A
1/min
400V
400V-15%
0
1000
2000
3000
4000
5000
6000
7000
0
5
10
N·m
15
20
25
8000 9000
FKM42.60A
1/min
400V
400V-15%
