NSK EDD Megatorque Motor, User Manual, Page: 36 / 398

2. Specifications
— 2-14 —
2.5.4. Axial Load and Moment Load
Caution :

Axial load Fa shall be less than to the allowance limits load.

Radial load Fr shall be less than to the allowance limits load.

Moment load M shall be less than to the allowance limits load.
Fig 2-14: Load applied to a Motor
F
L
F
(1) When F is the external force, then

Axial load Fa = F + weight of paylaod.

Moment load M = 0
(2) When an extyernal force is F, then

Axial load FA = F + weight of payload

Moment load M = F × L
(3) When an external force is F, then

Radial load Fr
＝
F + weight of payload

Moment load M = F × (L
＋
A)
F
L A
Table 2-9: Dimension A (Distance between the bearing and the rotor surface)
Motor
reference number
M-PS1004KN510
M-PS1006KN002
M-PS1012KN002
M-PS1018KN002
M-PS3015KN002
M-PS3030KN002
M-PS3060KN002
M-PS3090KN002
Dimension A 28.6 30.2 32.9
Table 2-10: Dimension A (Distance between the bearing and the rotor surface)
Motor
reference number
M-PN2012KN201 M-PN3045KN001
M-PN4135KN001
M-PN4180KN001
M-PX3050KN502
Dimension A 16.7 33.8 54.2 30.4
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