Yaskawa SGDB User Manual
Page 272

USING THE DIGITAL OPERATOR
5.2.1 Ratings and Specifications cont.
262
J
SGMS Servomotors with Low-backlash Gears
Ratings and Specifications
Time rating:
continuous
Thermal class:
F
Vibration class:
15 µm or below
Withstand voltage:
1500 VAC for one minute
Insulation resistance:
500 VDC 10 MΩ min.
Enclosure:
totally enclosed, self-cooled
IP44 (or the equivalent)
Ambient temperature:
0 to 40°C
Ambient humidity:
20% to 80% (non-condensing)
Excitation:
permanent magnet
Drive method:
direct drive
Mounting:
flange method (can be mounted in any direction)
Rotation direction:
forward
Gear lubricating method: grease
Gear mechanism:
planetary gear mechanism
Backlash:
0.05° (3 min) at the gear output shaft
Servomotor
M d l
Servomotor
Gear
Gear
I
ti
Load Inertia
Model
SGMS-
Output
kW
Rated
Speed
min
−1
Rated
Torque
N·m
(lb·in)
Gear
Ratio
Rated
Torque/
Efficiency
N·m/%
(lb·in/%)
Instanta-
neous
Peak
Torque/
Efficiency
N·m/%
(lb·in/%)
Rated
Speed
min
−1
Max.
Speed
min
−1
Inertia
×10
−4
kg·m
2
(×10
−3
lb·in·s
2
)
at the Motor
Shaft
(Servomotor
+ Gear)
×
10
−4
kg·m
2
(×
10
−3
lb
·
in
·
s
2
)
-10AjAL1K
1.0
3000
3.18
(28.2)
1/5
12.7/80
(112/80)
38.2/80
(338/80)
600
800
3.44 (3.04)
5.18 (4.58)
-10AjAL2K
(
)
1/9
22.9/80
(203/80)
68.7/80
(608/80)
333
444
3.11 (2.75)
4.85 (4.29)
-10AjAL5K
1/20
50.9/80
(451/80)
153/80
(1354/80)
150
200
6.79 (6.01)
8.53 (7.55)
-10AjAL7K
1/29
73.8/80
(653/80)
221/80
(1956/80)
103
138
4.88 (4.32)
6.62 (5.86)
-10AjAL8K
1/45
115/80
(1018/80)
343/80
(3036/80)
66
89
3.92 (3.47)
5.66 (5.01)
-15AjAL1K
1.5
4.9 (43)
1/5
19.6/80
(173/80)
58.8/80
(520/80)
600
800
3.44 (3.04)
5.91 (5.23)
-15AjAL2K
1/9
35.3/80
(312/80)
106/80
(938/80)
333
444
4.77 (4.22)
7.24 (6.41)
-15AjAL5K
1/20
78.4/80
(694/80)
235/80
(2080/80)
150
200
6.79 (6.01)
9.26 (8.20)
-15AjAL7K
1/29
114/80
(1009/80)
341/80
(3018/80)
103
138
4.88 (4.32)
7.35 (6.51)
-15AjAL8K
1/45
176/80
(1558/80)
529/80
(4682/80)
66
89
6.58 (5.82)
9.05 (8.01)
5