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2 Models and External Dimensions
AC Servomotors/Servo Drives 1S-series with Built-in EtherCAT® Communications User’s Manual (I586)
2-2 How to Read Model Numbers
2
2-2-2 Servomotor
The Servomotor model number tells the Servomotor type, rated output, rated rotation speed, voltage,
etc.
2-2-2 Servomotor
Combinations of Options
Without oil seal With oil seal
Straight shaft With key and tap Straight shaft With key and tap
Without
brake
None -S2 -O -OS2
With brake -B -BS2 -BO -BOS2
10
15
20
30
S
T
C
R88M-1M10030S-BOS2
1,000 r/min
1,500 r/min
2,000 r/min
3,000 r/min
L
M
Low inertia
Middle inertia
100 VAC absolute encoder
200 VAC absolute encoder
400 VAC absolute encoder
Brake
None
B
Oil seal
None
O
Key and tap
None
S2
050
100
200
400
600
750
900
1K0
1K5
50 W
100 W
200 W
400 W
600 W
750 W
900 W
1 kW
1.5 kW
2K0
3K0
4K0
4K7
5K0
5K5
7K5
11K0
15K0
2 kW
3 kW
4 kW
4.7 kW
5 kW
5.5 kW
7.5 kW
11 kW
15 kW
Options
Servo Drive main power supply voltage and encoder type
Rated output
Rated rotation speed
Servomotor type
1S-series Servomotor
Without brake
With 24-VDC brake
Without oil seal
With oil seal
Straight shaft
With key and tap