Data For Calculating Coasting Distance - YASKAWA SGD7S-xxxDA0 series Product Manual

5.4.2

Data for Calculating Coasting Distance

This section provides the coasting distance coefficients and characteristic impedance required
to calculate the coasting distance.
Coasting Distance Coefficients
The following tables give the relationship between the Servomotor and coasting distance coef-
ficients α and β.
Motor Type
Rotary Servomotors
SERVOPACK Model
SGM7G-03DF
SGM7G-05DF
SGM7J-02DF
SGD7-1R9D
SGM7J-04DF
SGM7A-02DF
SGM7A-04DF
SGM7G-09DF
SGM7J-08DF
SGD7-3R5D
SGM7A-08DF
SGM7G-05DR
SGM7A-15DF
SGM7G-13DF
SGD7S-5R4D SGM7A-10DF
SGM7J-15DF
SGM7G-09DR
SGM7A-20DF
SGD7S-8R4D SGM7G-20DF
SGM7G-13DR
SGM7A-25DF
SGM7A-30DF
SGD7S-120D
SGM7G-30DF
SGM7G-20DR
SGM7A-40DF
SGM7A-50DF
SGD7S-170D
SGM7G-44DF
SGM7G-30DR
SGM7G-55DF
SGD7S-210D
SGM7G-44DR
SGM7G-75DF
SGD7S-260D
SGM7A-70DF
SGD7S-280D SGM7G-1ADF
SGD7S-370D SGM7G-1EDF
5.4 Coasting Distances for Dynamic Braking

5.4.2 Data for Calculating Coasting Distance

Servomotor Model
Coasting Distance
Coefficients
-6
α β [×10 ]
4.31 2027.37
3.56 980.46
48.85 588.19
11.15 317.05
33.65 2531.91
8.50 2710.91
3.52 366.36
7.61 244.05
7.68 520.12
8.12 429.13
6.85 301.37
3.27 133.17
9.05 168.32
8.07 143.11
8.24 146.05
7.46 153.86
4.65 55.13
8.72 53.98
7.87 92.05
7.68 56.19
3.61 23.52
6.51 40.29
9.25 34.78
7.11 26.74
2.80 11.68
6.91 14.88
3.20 5.21
4.79 7.04
2.83 2.59
7.11 26.74
1.36 2.22
1.27 1.49
Continued on next page.
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