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2-4 External and Mounting Dimensions
OMNUC G5-Series AC Servo Drives Users Manual (Built-in MECHATROLINK-II communications type)
2
Standard Models an
d Ex
ter
na
l Dime
ns
ions
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)
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.
Model
Dimensions (mm)
LL
LM
KB1
KB2
R88M-K4K020x
177
133
96
155
R88M-K5K020x
196
152
115
174
R88M-K4K020x-Bx
202
158
96
180
R88M-K5K020x-Bx
221
177
115
199
INC
ABS
INC
ABS
Encoder connector
Motor and brake
connector
LM
KB2
KB1
70
LL
140
60
176
×
176
70
55
50
M3, through
(Shaft end specifications with key and tap)
3.2
18
φ
1
14.3h7
4
−φ
13.5
φ
200
φ
233
φ
35h6
φ
35h6
φ
1
14.3h7
M12 (depth 25)
10h9
8
30