3 Specifications and Dimensional Drawings
3.5.2 SGMSH Servomotors (3000min
-1
) With Low-backlash Gears
3-36
* 1. The maximum input motor speed of the gears is 4000
min
-1
.
* 2. Output torque and motor speed produce the following trends in efficiency. Values in the table are at
the rated motor speed.
Note: 1. For the shaft center allowable radial load, refer to the servomotor dimensional drawing.
2. The no-load torque for a servomotor with gears is high immediately after the servomotor starts,
and it then decreases and becomes stable a few minutes later. This is a common phenomenon
caused by grease being circulated in the gear and not by a faulty gear.
30AAL14
3.0
3000
9.8 (87)
1/5
39.2/80
(347/80)
118/80
(1040/80)
600 800
17.2
(15.2)
10.2
(9.03)
30AAL24
1/9
70.5/80
(624/80)
212/80
(1880/80)
333 444
14.8
(13.1)
7.80
(6.90)
30AAL54
1/20
157/80
(1390/80)
470/80
(4160/80)
150 200
27.2
(24.1)
20.2
(17.9)
30AAL74
1/29
227/80
(2010/80)
682/80
(6040/80)
103 138
20.4
(18.1)
13.4
(11.9)
30AAL84
1/45
353/80
(3120/80)
1060/80
(9360/80)
66 89
16.7
(14.8)
9.70
(8.59)
40AAL14
4.0
12.6
(112)
1/5
50.4/80
(446/80)
151/80
(1340/80)
600 800
19.8
(17.5)
10.2
(9.03)
40AAL24
1/9
90.7/80
(803/80)
272/80
(2410/80)
333 444
22.1
(19.6)
12.5
(11.1)
40AAL54
1/20
202/80
(1790/80)
605/80
(5360/80)
150 200
29.8
(26.4)
20.2
(17.9)
40AAL74
1/29
292/80
(2580/80)
877/80
(7760/80)
103 138
23.0
(20.4)
13.4
(11.9)
50AAL14
5.0
15.8
(140)
1/5
63.2/80
(559/80)
190/80
(1680/80)
600 800
32.7
(28.9)
20.4
(18.1)
50AAL24
1/9
114/80
(1010/80)
343/80
(3040/80)
333 444
24.8
(22.0)
12.5
(11.1)
50AAL54
1/20
253/80
(2240/80)
762/80
(6740/80)
150 200
32.5
(28.8)
20.2
(17.9)
(Cont’d)
Servomotor
Model
SGMSH-
Servomotor Gear Output
Moment of Inertia J
×10
-4
kg·m
2
(×10
-3
lb·in·s
2
)
Out-
put
W
Rated
Speed
min
-1
Rated
Torque
Nxm
(lbxin)
Gear
Ratio
Rated
Torque/Effi-
ciency
∗2
N·m/%
(lb·in/%)
Instanta-
neous
Peak
Torque/
Effective
N·m/%
(lb·in/%)
Rated
Speed
min
-1
Max.
Speed
∗1
min
-1
Motor +
Gears
Gears
Output torque
Efficiency
Efficiency
Output torque
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