2-44
2-4 External and Mounting Dimensions
OMNUC G5-series AC Servomotors and Servo Drives User’s Manual (with Built-in EtherCAT Communications)
2
Models and External Dimensions
1 kW/1.5 kW/2 kW/3 kW (without Brake)
R88M-K1K020F (-S2)/-K1K520F (-S2)/-K2K020F (-S2)/-K3K020F (-S2)
R88M-K1K020C (-S2)/-K1K520C (-S2)/-K2K020C (-S2)/-K3K020C (-S2)
1 kW/1.5 kW/2 kW/3 kW (with Brake)
R88M-K1K020F-B (S2)/-K1K520F-B (S2)/-K2K020F-B (S2)/-K3K020F-B (S2)
R88M-K1K020C-B (S2)/-K1K520C-B (S2)/-K2K020C-B (S2)/-K3K020C-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.
INC
ABS
INC
ABS
Encoder
connector
Motor and brake
connector
116 (1 to 2 kW/without brake)
118 (3 kW/without brake)
118 (1 to 3 kW/with brake)
130×130
45 (1 to 2 kW)
55 (3 kW)
41 (1 to 2 kW)
51 (3 kW)
LR
M3, through
M5, depth 12 (1.0 to 2.0 kW)
M8, depth 20 (3.0 kW)
8h9
7
18 (1 to 2 kW)
20 (3 kW)
(Shaft end specifications with key and tap)
4-φ9
φ165
φ145
φSh6
φ110h7
LM
KB2
KB1
LRLL
60
612
φSh6
φ110h7
Model
Dimensions (mm)
LL LR LM S KB1 KB2
R88M-K1K020@ 13855942260116
R88M-K1K520@ 155.5 55 111.5 22 77.5 133.5
R88M-K2K020@ 173 55 129 22 95 151
R88M-K3K020@ 208 65 164 24 127 186
R88M-K1K020@-B@ 166 55 122 22 57 144
R88M-K1K520@-B@ 183.5 55 139.5 22 74.5 161.5
R88M-K2K020@-B@ 201 55 157 22 92 179
R88M-K3K020@-B@ 236 65 192 24 127 214
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