2-49
2 Models and External Dimensions
G5-series AC Servomotors and Servo Drives User’s Manual (with Built-in EtherCAT Communications)
2-4 External and Mounting Dimensions
2
2-4-2 Servomotor Dimensions
z 4 kW/5 kW (without Brake)
R88M-K4K030H (-S2)/-K5K030H (-S2)
R88M-K4K030T (-S2)/-K5K030T (-S2)
z 4 kW/5 kW (with Brake)
R88M-K4K030H-B (S2)/-K5K030H-B (S2)
R88M-K4K030T-B (S2)/-K5K030T-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-K4K030 208 164 127 186
R88M-K5K030 243 199 162 221
R88M-K4K030-B 236 192 127 214
R88M-K5K030-B 271 227 162 249
INC
ABS
INC
ABS
Encoder
connector
Motor and brake
connector
130×130
4−φ9
φ165
φ145
51
55
65
M3, through
M8 (depth 20)
φ24h6
φ110h7
8h9
7
20
(Shaft end specifications with key and tap)
LM
KB2
KB1
65LL
118
60
612
φ
24h6
φ110h7
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