de F
The regenerative brake option and servo amplifier used together should be as specified
in the servo amplifier installation guide (instruction manual). You cannot use any
unspecified combination and any other resistor than the regenerative brake option.
g the regenerative brake option, refer to the installation guide and instruction manual of

S
ers given in the following table are not the permissible powers of the resistors.
Regenerative
Power[w]
Model
Resistance
[Ω]
Regenerative
Power[w]
Model
Resistance
[Ω]
Regenerative
Power[w]
10 MR-RB51 6.7 (*1)500 MR-RB3H-4 80 300
30 MR-RB54 26 500 MR-RB3G-4 80 500
30 MR-RB5E 6 (*2)500(800) MR-RB34-4 26 300
60 MR-RB9P 4.5 (*2)850(1300) MR-RB5H-4 80 500
100 MR-RB9F 3 (*2)850(1300) MR-RB5G-4 47 (*1)300
100 MR-RB65 8 (*2)500(800) MR-RB54-4 47 (*1)500
100 MR-RB66 5 (*2)850(1300) MR-RB6B-4 20 (*2)500(800)
300 MR-RB67 4 (*2)850(1300) MR-RB60-4 12.5 (*2)850(1300)
300 MR-RB137 3.9 3900 MR-RB6K-4 10 (*2)850(1300)
300 MR-RB139 1.3 1300 MR-RB136-4 5 1300
300 MR-RB1L-4 270 100 MR-RB138-4 15 3900
(*1)500 MR-RB3M-4 120 300
ed by fan.
an be increased to the value shown within parentheses by cooling the unit by fan.
NSION DRAWINGS [Unit: mm]
L-4
5 144 (12)
MR-RB30･31･32･34･3M-4･3H-4･3G-4･34-4
Regenerative
Brake Option
Variable
Dimensions
A
Mass
[kg]
MR-RB30
MR-RB31
MR-RB32
MR-RB34
17
79
150
125
Terminal block
7
10 3.2
318 A
90
100
G4 G3 C P
MR-RB3M-4
MR-RB3H-4
MR-RB3G-4
MR-RB34-4
23
2.9

MR-RB50･51･54･5H-4･5G-4･54-4
Regenerative
Variable
Dimensions
Mass 7×14 slot
Please forward this guide and other attached documents to the customer
who will use this product. Also, always keep this guide and other documents.