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2-4 External and Mounting Dimensions
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
2
Standard Models and External Dimensions
1,500-r/min and 2,000-r/min Servomotors (400 V)
400 W/600 W (without Brake)
R88M-K40020F (-S2)/-K60020F (-S2)
R88M-K40020C (-S2)/-K60020C (-S2)
400 W/600 W (with Brake)
R88M-K40020F-B (S2)/-K60020F-B (S2)
R88M-K40020C-B (S2)/-K60020C-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-K40020@ 131.5 87.5 56.5 109.5
R88M-K60020@ 141 97 66 119
R88M-K40020@-B@ 158.5 114.5 53.5 136.5
R88M-K60020@-B@ 168 124 63 146
INC
100100
49
115
135
55
45
42
M3, through
95h7
19h6
M5 (depth 12)
6h9
6
15.5
(Shaft end specifications with key and tap)
Encoder
connector
Motor and brake
connector
101 (without brake)
103 (with brake)
60
LM
KB2
KB1
55LL
310
95h7
19h6