2-48
2-4 External and Mounting Dimensions
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
   2
Standard Models and External Dimensions
3 kW (without Brake)
R88M-K3K030H (-S2)  
R88M-K3K030T (-S2)  
3 kW (with Brake)
R88M-K3K030H-B (S2) 
R88M-K3K030T-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.
Models with an oil seal are indicated with O at the end of the model number. The motor dimensions 
do not change.
INC
ABS
120×120
4−φ9
φ145
φ162
41
45
55
M3, through
M5 (depth 12)
φ22h6
φ110h7
8h9
7
18
(Shaft end specifications with key and tap)
Encoder 
connector
Motor and brake
connector
LM
KB2
112
55LL
113
60
312
φ
22h6
φ110h7
Model
Dimensions (mm)
LL LM KB2
R88M-K3K030@ 190 146 168
R88M-K3K030@-B@ 215 171 193