Yaskawa DR2 Sigma Servo - Manual (Page 236)

SERVO SELECTION AND DATA SHEETS
5.2.1 Ratings and Specifications cont.
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6) Ratings and Specifications of 100-VAC SGM Servomotors
Time rating: continuous
Heat resistance class: Class B (Class A for UL spec. type SGM-jU)
Vibration class: 15µm or below
Withstand voltage: 1500 VAC
Insulation resistance: 500 VDC 10MΩ min.
Enclosure: totally enclosed, self-cooled
Ambient temperature: 0 to 40°C
Ambient humidity: 20% to 80% (non-condensing)
Excitation: permanent magnet
Drive method: direct drive
Mounting: flange method
SGM Servomotor A3B
A3W
A5B
A5W
01B
01W
02B
02W
03B
03W
Rated Output * 1 W (HP) 30 (0.04) 50 (0.07) 100 (0.13) 200 (0.27) 300 (0.40)
Rated Torque * 1 * 2 N¡m 0.095 0.159 0.318 0.637 0.95 q
(oz¡in) (13.5) (22.6) (45.1) (90.1) (135.0)
Instantaneous Peak Torque * 1 N¡m 0.29 0.48 0.96 1.91 3.72 q
(oz¡in) (40.5) (67.7) (135) (270) (527.7)
Rated Current * 1 A (rms) 0.63 0.9 2.2 2.7 3.7
Instantaneous Peak Current * 1 A (rms) 2.0 2.9 7.1 8.4 14.8
Rated Rotation Speed * 1 r/min 3000
Max. Rotation Speed * 1 r/min 4500
Torque Constant * 1 N¡m/A (rms) 0.168 0.194 0.156 0.255 0.279 q
oz¡in/A (rms) (23.8) (27.5) (22.1) (36.1) (39.6)
Moment of Inertia (=GD 2
M
/4)
kg¡m 2
¢ 10 −4
0.021 0.026 0.040 0.123 0.191
(oz¡in¡s 2
¢ 10 −3 ) (0.288) (0.368) (0.576) (1.74) (2.71)
Rated Power Rating * 1 kW/s 4.36 9.63 25.4 32.8 47.3
Rated Angular Acceleration * 1 rad/s 2 45200 61200 79500 51800 49700
Inertia Time Constant ms 1.6 0.9 0.6 0.4 0.3
Inductive Time Constant ms 1.3 1.6 1.6 5.7 5.3
* 1 These items and torque-motor speed characteristics quoted in combination with a
DR2 Servopack at an armature winding temperature of 100°C. Other values quoted at
20°C. All values typical at power voltage 100V.
* 2 Rated torques are continuous allowable torque values at 40°C with a 250 x 250 x 6
(mm) (9.84 x 9.84 x 0.24 (in.)) heat sink attached.
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