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Mitsubishi Electronics MR-J2S- CL User Manual

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14 -  11
14. 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
(0.19
7
)
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.
weight
[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)
14.1.3 Power return converter
When using the power return 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-500CL and MR-J2S-700CL.
Power return
converter
Nominal
regenerative
power (kW)
Servo amplifier
FR-RC15
15
FR-RC30
30
MR-J2S-500CL
MR-J2S-700CL
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 (%)