4 kW/5 kW (without Brake)
R88M-K4K020H (-S2)/-K5K020H (-S2)
R88M-K4K020T (-S2)/-K5K020T (-S2)
4 kW/5 kW (with Brake)
R88M-K4K020H-B (S2)/-K5K020H-B (S2)
R88M-K4K020T-B (S2)/-K5K020T-B (S2)
Motor and brake
connector
LL
LM
KB2
Encoder
connector
Model
R88M-K4K020@
R88M-K5K020@
R88M-K4K020@-B@
R88M-K5K020@-B@
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.
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
70
KB1
18
3.2
Dimensions (mm)
LL
177
133
196
152
206
162
225
181
2-4 External and Mounting Dimensions
INC
ABS
INC
ABS
(Shaft end specifications with key and tap)
176176
70
413.5
LM
KB1
KB2
96
155
115
174
96
184
115
203
55
50
M3, through
10h9
M12 (depth 25)
2-54
2