YASKAWA SGD7W - Page 312

12.8 Regenerative Resistor
12.8.6 Selecting External Regenerative Resistor
12
SERVOPACK Peripheral Devices
12-43
 SERVOPACK-absorbable Energy
The following figures show the relationship between the SERVOPACK’s input power supply
voltage and its absorbable energy.

Σ -7S SERVOPACKs
Input Voltage (Vrms)
Model SGD7S-
R70A, R90A, 1R6A
2R8A
3R8A
5R5A, 7R6A
170 180 190 200 210 220 230 240 250 260 270
0
10
20
30
40
50
60
70
80
Input Voltage (Vrms)
Model SGD7S-
170 180 190 200 210 220 230 240 250 260 270
0
Input Voltage (Vrms)
Model SGD7S-
470A
550A
590A
780A
170 180 190 200 210 220 230 240 250 260 270
0
100
200
300
400
500
600
20
40
60
80
100
120
140
160
180
Absorbable Energy (J) Absorbable Energy (J)
Absorbable Energy (J)
120A (three-phase)
330A
120A (single-phase), 180A, or 200A
Input Voltage (Vrms)
Model SGD7S-
R70F, R90F, 2R1F
2R8F
80 90 100 110 120 130 140
0
10
20
30
40
50
70
60
Absorbable Energy (J)
1R6A
2R8A
5R5A, 7R6A
170 180 190 200 210 220 230 240 250 260 270
0
20
40
60
80
100
120
Input Voltage (Vrms)
Model SGD7C-
1R6A
2R8A
5R5A, 7R6A
170 180 190 200 210 220 230 240 250 260 270
0
20
40
60
80
100
120
Input Voltage (Vrms)
Model SGD7W-
Absorbable Energy (J)
Absorbable Energy (J)
 Σ -7W SERVOPACKs  Σ -7C SERVOPACKs