Yaskawa SGDB User Manual
Page 262
USING THE DIGITAL OPERATOR
5.2.1 Ratings and Specifications cont.
252
• SGMG-44AjB
• SGMG-60AjB
Motor
Speed
(min
−1
)
Motor
Speed
(min
−1
)
A: Continuous Duty Zone
B: Intermittent Duty Zone
J
SGMG Servomotors with Standard Backlash Gears (Rated Motor Speed is 1000 min
−1
)
Ratings and Specifications
Time rating:
continuous
Thermal class:
F
Vibration class:
15µm or below
Withstand voltage:
1500 VAC for one minute
Insulation resistance:
500 VDC 10MΩ 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:
foot and flange mounted
Type 4095 to 4115: omni-directional mounting
Type 4130 to 4190 horizontal mounting to shaft
Rotation direction:
forward/reverse
Gear lubricating method: Type 4095 to 4115: grease
Type 4130 to 4190: oil *
Gear mechanism:
planetary gear mechanism
Backlash:
roughly 0.6 to 2° at the gear output shaft
* For oil lubrication, the motor should be mounted horizontal to the shaft. Contact your
Yaskawa representative about lubrication for mounting at angles.
5