2 Models and External Dimensions
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OMNUC G5-series (Pulse-train Input Type) AC Servomotors and Servo Drives User’s Manual
900 W (without Brake)
R88M-KE90010H (-S2)
900 W (with Brake)
R88M-KE90010H-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.
1,000-r/min Servomotors (200 V)
Model
Dimensions [mm]
LL LM KB2
R88M-KE90010 156.5 111.5 136.5
R88M-KE90010-B 184.5 139.5 164.5
Encoder
connector
Motor and brake
connector
LM
KB2
77.5
70LL
116
84
130
45
41
70
M3, through
8h9
7
18
(Shaft end specifications with key and tap)
612
ø22h6
ø110h7
4-ø9
ø165
ø145
ø22h6
ø110h7
M5 depth 12