MITSUBISHI ELECTRIC MELSERVO MR-J2S- A - Manual (Page 237)

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13. OPTIONS AND AUXILIARY EQUIPMENT
(b) Resistor unit (FR-BR)
[Unit : mm(in)]
33 (1.
299)
204
(8.031)
40 (1.
575)
K (F
)
(F
)
B
A
1 (
0
.039)
C
5
(0
.197)
2- D
AA 5 (0.197)
EE
(E)
A 5 (0.197)
EE
(E)
(Note) Control circuit
terminals
Main circuit
terminals
FR-BR-55K
Two eye bolts are provided
(as shown below).
Eye bolt
B
B
3 (
0
.118)
B
5 (
0
.197)
Note. Ventilation ports are provided in both side faces and top face. The bottom face is open.
Resistor
Unit
Model
A AA B BA BB C D E EE K F
Approx.
Mass
[kg(Ib)]
FR-BR-
15K
170
(6.693)
100
(3.937)
450
(17.717)
432
(17.008)
410
(16.142)
220
(8.661)
6
(0.236)
35
(1.378)
6
(0.236)
1.6
(0.063)
20
(0.787)
15
(66.139)
FR-BR-
30K
340
(11.389)
270
(10.63)
600
(23.622)
582
(22.913)
560
(22.047)
220
(8.661)
10
(0.394)
35
(1.378)
10
(0.394)
2
(0.079)
20
(0.787)
30
(33.069)
FR-BR-
55K
480
(18.898)
410
(16.142)
700
(27.559)
670
(26.378)
620
(24.409)
450
(17.717)
12
(0.472)
35
(1.378)
12
(0.472)
3.2
(0.126)
40
(1.575)
70
(154.323)
13.1.3 Power regeneration converter
When using the power regeneration converter, set "01 " in parameter No.0.
(1) Selection
The converters can continuously return 75% of the nominal regenerative power. They are applied to
the servo amplifiers of the MR-J2S-500A to MR-J2S-22KA.
Power
regeneration
converter
Nominal
Regenerative
Power (kW)
Servo Amplifier
FR-RC-15 15
MR-J2S-500A
MR-J2S-700A
FR-RC-30 30
MR-J2S-11KA
MR-J2S-15KA
FR-RC-55K 55 MR-J2S-22KA
0 50 75 100 150
500
300
200
100
50
30
20
Con
ti
nuous
e
n
er
g
izat
ion t
im
e
[
s
ec]
Nominal regenerative power (%)