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12. CHARACTERISTICS
Use the dynamic brake at the load inertia moment indicated in the following table. If the load inertia
moment is higher than this value, the built-in dynamic brake may burn. If there is a possibility that the
load inertia moment may exceed the value, contact Mitsubishi.
Servo amplifier Load inertia moment ratio [times]
MR-J2S-10A to MR-J2S-200A
MR-J2S-10A1 to MR-J2S-40A1
30
MR-J2S-350A 16
MR-J2S-500A MR-J2S-700A 15
12.4 Encoder cable flexing life
The flexing life of the cables is shown below. This graph calculated values. Since they are not guaranteed
values, provide a little allowance for these values.
1 10
7
5 10
7
1 10
8
5 10
6
1 10
6
5 10
5
1 10
5
5 10
4
1 10
4
5 10
3
1 10
3
a
b
Flexing life [times]
4 7 10 20 40 70 100 200
Flexing radius [mm]
a : Long flexing-life encoder cable
MR-JCCBL M-H
MR-JHSCBL M-H
MR-ENCBL M-H
b : Standard encoder cable
MR-JCCBL M-L
MR-JHSCBL M-L