Omron G5 Series User Manual

2 - 37
2 Models and External Dimensions
OMNUC G5-series (Pulse-train Input Type) AC Servomotors and Servo Drives User’s Manual
2-4 External and Mounting Dimensions
2
2-4-2 Servomotor Dimensions
 4 kW/5 kW (without Brake)
R88M-KE4K020H (-S2)/-KE5K020H (-S2)
 4 kW/5 kW (with Brake)
R88M-KE4K020H-B (S2)/-KE5K020H-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.
Model
Dimensions [mm]
LL LM KB1 KB2
R88M-KE4K020 178 133 96 158
R88M-KE5K020 197 152 115 177
R88M-KE4K020-B 207 162 96 187
R88M-KE5K020-B 226 181 115 206
Encoder
connector
Motor and brake
connector
LM
KB2
KB1
70LL
140
84
176
70
55
50
M3, through
(Shaft end specifications
with key and tap)
3.218
ø114.3h7
4-ø13.5
ø200
ø233
ø35h6 ø35h6
ø114.3h7
M12 depth 25
10h9
8
30

Omron G5 Series Specifications

General

Feedback	Incremental Encoder, Absolute Encoder
Communication	EtherCAT
Safety Function	STO (Safe Torque Off)
Protection Functions	Overvoltage, Undervoltage, Overcurrent
Vibration Resistance	4.9 m/s² (10 to 55 Hz)