3 Servomotor Specifications and Dimensional Drawings
3.4.1 SGMGH Servomotors (1000 min
-1
) Without Gears
3-22
3.4 Ratings and Specifications of SGMGH (1000 min
-1
)
3.4.1 SGMGH Servomotors (1000 min
-1
) Without Gears
(1) Ratings and Specifications
* 1. These items and torque-motor speed characteristics quoted in combination with an SGDM SERVO-
PACK are at an armature winding temperature of 20
°
C.
* 2. The values in the parentheses are those for motors with holding brakes.
Note: These characteristics are values with the following iron plate (heat sinks) attached for cooling.
SGMGH-03, 06, and 09: 400
×
400
×
20 (mm)
SGMGH-12, 20, 30, 40 and 55: 550
×
550
×
30 (mm)
(2) Holding Brake Moment of Inertia
The moment of inertia of the servomotor with holding brake is expressed using the following equation.
(The moment of inertia of the servomotor with holding brake) =
(rotor moment of inertia) + (brake moment of inertia)
• Time Rating: Continuous
• Vibration Class: 15
μ
m or below
• Insulation Resistance: 500 VDC, 10 M
Ω
min.
• Surrounding Air Temperature: 0 to 40
°
C
• Excitation: Permanent magnet
• Mounting: Flange-mounted
• Thermal Class: F
• Withstand Voltage: 1500 VAC for one minute
• Enclosure: Totally enclosed, IP67 self-cooled
(except for shaft opening)
• Ambient Humidity: 20% to 80% (no condensation)
• Drive Method: Direct drive
Voltage
200 V
Servomotor Model
SGMGH-
03A
B 06A
B 09A
B 12A
B 20A
B 30A
B 40A
B 55A
B
Rated Output
∗
1
kW
0.3
0.6
0.9
1.2
2.0
3.0
4.0
5.5
Rated Torque
∗
1
N·m
2.84
5.68
8.62
11.5
19.1
28.4
38.2
52.6
Instantaneous
Peak Torque
∗
1
N·m
7.17
14.1
19.3
28.0
44.0
63.7
107
136.9
Rated Current
∗
1
A
rms
3.0
5.7
7.6
11.6
18.5
24.8
30
43.2
Instantaneous
Max. Current
∗
1
A
rms
7.3
13.9
16.6
28
42
56
84
110
Rated Speed
∗
1
min
-1
1000
Max. Speed
∗
1
min
-1
2000
Torque Constant N·m/A
rms
1.03
1.06
1.21
1.03
1.07
1.19
1.34
1.26
Rotor Moment of
Inertia J
∗
2
x10
-4
kg·m
2
7.24
13.9
20.5
31.7
46.0
67.5
89.0
125
(9.34)
(16.0)
(22.6)
(40.2)
(54.5)
(76.0)
(97.5)
(134)
Rated Power
Rate
∗
1
kW/s
2
11.2
23.2
36.3
41.5
79.4
120
164
221
Rated Anglar
Acceleration
∗
1
rad/s
2
3930
4080
4210
3620
4150
4210
4290
4200
Servomotor Model
SGMGH-
03A
B 06A
B 09A
B 12A
B 20A
B 30A
B 40A
B 55A
B
Holding Brake
Moment of Inertia J ×10
-4
kg
x
m
2
2.10
8.50
Содержание Sigma-II Series
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