Yaskawa Sigma II Series DC Power Input SGMAJ - Manual (Page 43)

3 Specifications and Dimensional Drawings
3.1.1 SGMMJ Servomotors Without Gears
3-2
3.1 Ratings and Specifications of SGMMJ (3000 min
-1
)
3.1.1 SGMMJ Servomotors Without Gears
(1) Ratings and Specifications
* 1. These items and torque-motor speed characteristics quoted in combination with an SGDJ
SERVOPACK are at an armature winding temperature of 100 °C (212°F). Other values quoted at
20 °C (68°F). All values are typical.
* 2. Rated torques are continuous allowable torque values at 40 °C (104°F) with an aluminum plate (heat
sink) attached.
A1 and A2: 150
× 150 × 3 (mm), [5.9 × 5.9 × 0.12 (in.)]
A3: 250 × 250 × 6 (mm), [10 × 10 × 0.24 (in.)]
* 3. These values are reference values.
• Time Rating: Continuous
• Vibration Class: 15
µm or below
• Insulation Resistance: 500 VDC, 10 M Ω min.
• Ambient Temperature: 0 to 40 °C (32 to 104°F)
• Excitation: Permanent magnet
• Mounting: Flange method
• Thermal Class: B
• Withstand Voltage: 1000 VAC for one minute
400 V Servomotors: 1800 VAC for one minute
• Ambient Humidity: 20% to 80% (no condensation)
• Drive Method: Direct drive
Voltage For 24 VDC For 48 VDC
Servomotor Model SGMMJ- A1C A2C A3C A1E A2E A3E
Rated Output
∗1 W 10 20 30 10 20 30
Rated Torque
∗1,∗2
N·m 0.0318 0.0638 0.0955 0.0318 0.0638 0.0955
oz·in
∗3 4.50 9.03 13.5 4.50 9.03 13.5
Instantaneous
Peak Torque
∗1
N·m 0.0955 0.191 0.287 0.0955 0.191 0.287
oz·in
∗3 13.5 27.0 40.6 13.5 27.0 40.6
Rated Current
∗1 A
rms
2.1 2.0 2.9 2.1 2.0 2.9
Instantaneous
Max. Current
∗1
A
rms
6.0 5.7 8.6 6.0 5.7 8.6
Rated Speed ∗1 min -1 3000
Max. Speed
∗1
min -1 5000
Torque Constant
N·m/A
rms
0.0172 0.0358 0.0358 0.0172 0.0358 0.0358
oz·in/A
rms
∗3 2.44 5.07 5.07 2.44 5.07 5.07
Rotor Moment of
Inertia J
Incremental
x10 -4 kg·m 2 0.00354 0.00548 0.00750 0.00354 0.00548 0.00750
x10 -3 oz·in·s 2 ∗3 0.0501 0.00776 0.106 0.0501 0.00776 0.106
Absolute
x10 -4 kg·m 2 (0.00272) (0.00466) (0.00668) (0.00272) (0.00466) (0.00668)
x10 -3 oz·in·s 2 ∗3 (0.0385) (0.0660) (0.0946) (0.0385) (0.0660) (0.0946)
Rated Power
Rate
∗1
kW/s 2.87 7.41 12.2 2.87 7.41 12.2
Rated Angular
Acceleration
∗1
rad/s
2 90000 116000 127000 90000 116000 127000