2.1 Servomotor Model Designations
2-9
2
(2) With Gears
SGMGH
−
20 A B L B 4 BC
6th digit: Gear Type
Code
L
S
T
Specifications
Planetary low-backlash gear (Flange type)
Standard backlash gear (Foot mounting type)
Standard
backlash gear (Flange type)
8th digit: Shaft End
6th digit:
Gear Type Code
Code
4
6
S
−
T
−
L
−
Specifications
Straight with key
Straight with key and tap
S
T
Code Specifications
4th digit: Serial Encoder
Code
2
C
Remarks Specifications
17-bit absolute encoder
17-bit incremental encoder
Code
B
D
Specifications
Standard
For high-performance machine tool
(Stan-
dard)
(Stan-
dard)
Specifications
Specifications
Code
Code
The number of encoder pulses: 32768 P/Rev.
∗
5th digit: Design Revision Order
9th digit: Brake
Code
1
B
C
Specifications
Without brake
With 90-VDC brake
With 24-VDC brake
∗
∗
A
B
C
7
1/6
1/11
1/21
1/29
03A 06A 09A 12A 20A 30A 40A 55A
−
03A 06A 09A 12A 20A 30A 40A 55A
−
03A 06A 09A 12A 20A
−
−
30A
−
−
−
40A
−
−
−
−
−
55A
−
−
−
−
−
A
B
C
7
1/6
1/11
1/21
1/29
L
1
2
5
7
8
1/5
1/9
1/20
1/29
1/45
Standard
1st +
2nd
digits
3rd
digit
4th
digit
5th
digit
6th
digit
7th
digit
8th
digit
9th
digit
6th digit:
Gear
Type
Code
1st + 2nd + 3rd digits: Code of the Rated Output and Voltage
7th digit: Gear Ratio
6th digit:
Gear
Type
Code
1st + 2nd + 3rd digits: Code of the Rated Output and Voltage
7th digit: Gear Ratio
6th digit:
Gear
Type
Code
1st + 2nd + 3rd digits: Code of the Rated Output and Voltage
7th digit: Gear Ratio
(Low-
backlash)
1st + 2nd digits:
Rated Output
(kW)
Code
03
06
09
12
20
30
40
55
Rated Output
0.3
0.6
0.9
1.2
2.0
3.0
4.0
5.5
A
3rd digit: Voltage
A:200V
: Available
: Available
: Available
: Available
: Available
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