Yaskawa Large Capacity Sigma II Series - Manual (Page 279)

7.1 Selecting a Σ-II Series Servodrives
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7.1 Selecting a Σ-II Series Servodrives
This section describes how to select the Σ-II Series servomotor, SERVOPACK, and Digital
Operator.
7.1.1 Selecting Servomotors
This section describes the available models and provides flowcharts for selecting servomo-
tors.
Model Designations
A servomotor can be selected based on the seven-digit alphanumeric characters after
SGMBH.
Selected Motor Model
Example
Axis 1
Axis 2
x x x x x x x x x Blank for standard specification
SGMBH- 2
SGMBH-
B D C A
SGMBH-
Flowchart for servomotor selection
SGMBH - 2B D C A
Σ-II Series
Servomotor
Servomotor Capacity
2B 22 kW 4E 45 kW
3Z 30 kW 5E 55 kW
3G 37 kW
Supply Voltage
D 400 V
Options
1: With V-type oil seal
B: With V-type oil seal, 90-VDC holding brake
C: With V-type oil seal, 24-VDC holding brake
S: With S-type oil seal
D: With S-type oil seal, 90-VDC holding brake
E: With S-type oil seal, 24-VDC holding brake
2: Flange mounted, straight without key
6: Flange mounted, straight with key and tap
K: With foot, straight without key
L: With foot, straight with key and tap
Shaft End Specifications
Design Revision Order
A: Maximum torque 200%
Encoder Specifications
2: 17-bit absolute encoder
3: 20-bit absolute encoder (optional)
C: 17-bit incremental encoder