YASKAWA Sigma II Series User Manual

3 Servomotor Specifications and Dimensional Drawings
3.8.4 Impact Resistance
3-40
3.8.4 Impact Resistance
Mount the servomotor with the axis horizontal. The servomotor will withstand the following vertical impacts:
• Impact acceleration: 490 m/s
2
• Impact occurrences: 2
3.8.5 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. The amount of vibration the servomotor endures
will vary depending on the application. Check the vibration acceleration being applied to your servomotor for
each application.
3.8.6 Vibration Class
The vibration class
1
for the servomotors at rated motor speed is 15 μm or below.
Vertical
Servomotor Model
Vibration
Acceleration
at Flange
SGMAH, SGMPH
49 m/s
2
SGMGH, SGMSH, SGMDH
24.5 m/s
2
Impact applied to the servomotor
Vertical
Front to back
Horizontal shaft
Side to side
1
Vibration Class
A vibration class of 15 μm or below indicates a total vibration amplitude of 15 μm maximum on the servomotor during
rated rotation.
TERMS

YASKAWA Sigma II Series Specifications

General

Brand	YASKAWA
Model	Sigma II Series
Category	Controller
Language	English