Chapter 2
2-11
Standard Models and Specifications
■ Cylinder-style Servomotors without a Brake
● 200 W/400 W/750 W R7M-A20030(-S1)/-A40030(-S1)/-A75030(-S1)
■ Cylinder-style Servomotors with a Brake
● 200 W/400 W/750 W R7M-A20030-B(S1)/-A40030-B(S1)/-A75030-B(S1)
Model Dimensions (mm)
LL LR C D1 D2 G Z S QK
R7M-A20030-@ 96.5 30 60 70 50h7 6 5.5 14h6 20
R7M-A40030-@ 124.530607050h76 5.514h620
R7M-A75030-@ 14540809070h78 7 16h630
Model Dimensions (mm)
LL LR C D1 D2 G Z S QK
R7M-A20030-B@ 13630607050h76 5.514h620
R7M-A40030-B@ 16430607050h76 5.514h620
R7M-A75030-B@ 189.540809070h78 7 16h630
Dimensions of output section of 750-W Servomotors
Dimensions of shaft end with key (-S1)
300±30
300±30
S dia.
D2 dia.
LL LR
G3
C
C
Four, Z dia.
QK
2
5
5
3
6 dia.
7 dia.
20
11
13
9
21.5
D1 dia.
Dimensions of output section of
750-W Servomotors
Dimensions of shaft end with key (-BS1)
300±30
300±30
S dia.
D2 dia.
LL LR
G3
C
C
Four, Z dia.
D
1 dia.
6 dia. 7 dia.
21.5
9
13 27
11
QK
2
5
5
3