YASKAWA SGM H Series - Direction of Servomotor Rotation; Impact Resistance; Vibration Resistance; Vibration Class

3 Specifications and Dimensional Drawings
3.9.3 Direction of Servomotor Rotation
3-50
3.9.3 Direction of Servomotor Rotation
Positive rotation of the servomotor is counterclockwise when viewed from the load.
3.9.4 Impact Resistance
Mount the servomotor with the axis horizontal. The servomotor will withstand the following vertical impacts:
3.9.5 Vibration Resistance
Mount the servomotor with the axis horizontal. The servomotor will withstand the following vibration accelera-
tion in three directions: Vertical, side to side, and front to back.
3.9.6 Vibration Class
The vibration class at rated motor speed is as follows:
• Vibration Class: 15 µm or below
3.9.7 Protective Specification
* Excluding the shaft opening.
• Impact Acceleration: 490 m/s
2
• Number of Impacts: 2
Vertical
Impact applied to the servomotor
Motor Type
Vibration Acceleration at
Flange
Small-capacity Series
49 m/s
2
Middle-capacity Series
24.5 m/s
2
Horizontal shaft
Vibration applied to the servomotor
Vertical
Front to back
side to side
Motor Type
Small-capacity Series Middle-capacity Series
Protective
Specification
IP42 * IP44
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