2-34
2-2 External and Mounting Hole Dimensions
2
Standard Models and Dimensions
3,000-r/min Servomotors
200 W/400 W/750 W
R88M-G20030L(-S2)/-G40030L(-S2)/-G20030H(-S2)/-G40030H(-S2)
/-G75030H(-S2)/-G20030L-B(S2)/-G40030L-B(S2)
/-G20030H-B(S2)/-G40030H-B(S2)/-G75030H-B(S2)
R88M-G20030S(-S2)/-G40030S(-S2)/-G20030T(-S2)/-G40030T(-S2)
/-G75030T(-S2)/-G20030S-B(S2)/-G40030S-B(S2)
/-G20030T-B(S2)/-G40030T-B(S2)/-G75030T-B(S2)
Note The standard models have a straight shaft. Models with a key and tap are indicated with
"S2" at the end of the model number.
Model
Dimensions (mm)
LL
LR S
D1 D2
C
G
KL1
Z
QK
b
h
M
t1
L
R88M-G20030
@
79.5
30
11
70
50
60
6.5
43
4.5
18
4h9
4
M4 2.5
8
R88M-G40030
@
99
14
22.5 5h9
5
M5
3
10
R88M-G75030
@
112.2 35 19
90
70
80
8
53
6
22
6h9
6
3.5
R88M-G20030
@
-B
@
116
30
11
70
50
60
6.5
43
4.5
18
4h9
4
M4 2.5
8
R88M-G40030
@
-B
@
135.5
14
22.5 5h9
5
M5
3
10
R88M-G75030
@
-B
@
149.2 35 19
90
70
80
8
53
6
22
6h9
6
3.5
INC
ABS
220
200
3
G
LL
LR
S
di
a
., h: 6
D1 di
a.
Motor connector
Encoder
connector
Four, Z dia.
D2 di
a
., h: 7
Brake connector
KL1
C
×
C
QK
M(effective depth: L)
b
t1
h
(Dimensions of shaft end
with key and tap)