2 Models and External Dimensions
3,000-r/min Servomotors (400 V)
750 W/1 kW/1.5 kW/2 kW (without Brake)
R88M-K75030F (-S2)/-K1K030F (-S2)/-K1K530F (-S2)/-K2K030F (-S2)
R88M-K75030C (-S2)/-K1K030C (-S2)/-K1K530C (-S2)/-K2K030C (-S2)
750 W/1 kW/1.5 kW/2 kW (with Brake)
R88M-K75030F-B (S2)/-K1K030F-B (S2)/-K1K530F-B (S2)/-K2K030F-B (-S2)
R88M-K75030C-B (S2)/-K1K030C-B (S2)/-K1K530C-B (S2)/-K2K030C-B (-S2)
Motor and brake
connector
Encoder
connector
Model
R88M-K75030
R88M-K1K030
R88M-K1K530
R88M-K2K030
R88M-K75030 -B
R88M-K1K030 -B
R88M-K1K530 -B
R88M-K2K030 -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.
2-50
LL
55
LM
KB2
KB1
10
3
Dimensions (mm)
LL
LM
131.5
87.5
141
97
159.5
115.5
178.5
134.5
158.5
114.5
168
124
186.5
142.5
205.5
161.5
G5-series AC Servomotors and Servo Drives User's Manual (with Built-in EtherCAT Communications)
(Shaft end specifications with key and tap)
100×100
55
4-φ9
KB1
KB2
56.5
109.5
66
119
84.5
137.5
103.5
156.5
53.5
136.5
63
146
81.5
164.5
100.5
183.5
INC
ABS
INC
ABS
45
42
M3, through
6h9
M5 (depth 12)