8.1 Servomotors
8 -11
Servomotor Model
SGMGH-
1ED
j
A
1AD
j
A
75D
j
A
55D
j
A
44D
j
A
30D
j
A
20D
j
A
13D
j
A
09D
j
A
05D
j
A
Instantaneous
Peak Torque
*
N·m
8.92
13.8
23.3
28.7
45.1
71.1
90.7
123
175
221
Peak Torque
*
lb·in
79
122
207
254
400
630
804
1091
1550
1960
Rated Current
*
A (rms)
1.9
3.5
5.4
8.4
11.9
16.5
20.8
25.4
28.1
37.2
Instantaneous Max.
Current
*
A (rms)
5.5
8.5
14
20
28
40.5
55
65
70
85
Rated Speed
*
r/min
1500
Max. Speed
*
r/min
3000
2000
Torque Constant
N·m/A (rms)
1.64
1.65
1.68
1.46
1.66
1.82
1.74
2.0
2.56
2.64
lb·in/A (rms)
14.5
14.6
14.9
12.9
14.7
16.1
15.4
17.7
22.7
23.4
Moment of Inertia
x10
--4
kg·m
2
7.24
13.9
20.5
31.7
46.0
67.5
89.0
125
281
315
x10
--3
lb·in·s
2
6.42
12.3
18.2
28
40.7
59.8
78.8
111
250
355
Rated Power Rate * kW/s
11.2
20.9
33.8
41.5
75.3
120
137
184
174
289
Rated Angular
Acceleration
*
rad/s
2
3930
3880
4060
3620
4050
4210
3930
3850
2490
3030
Inertia Time
Constant
ms
5.6
3.1
2.9
2.4
2.0
1.4
1.4
1.1
1.1
1.0
Inductive Time
Constant
ms
4.5
5.3
6.1
11.1
12.3
15.2
14.4
17.6
22.9
26.2
*
These items and torque-motor speed characteristics quoted in combination with an SGDH Servopack are at an
armature winding temperature of 20
°
C.
Note
These characteristics are values with the following heat sinks attached for cooling.
400
´
400
´
20 (mm) (15.75
´
15.75
´
0.79 (in)): 05A
j
A to 13A
j
A Servomotors,
05D A to 13D A Servomotors
550
´
550
´
30 (mm) (21.65
´
21.65
´
1.18 (in)): 20A
j
A to 75A
j
A Servomotors,
20D A to 30D A Servomotors
8
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