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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)
BA 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
BB 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
AAABBABBC D EEEK 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)
13.1.3 Power return converter
(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 and MR-J2S-700A.
Power return
converter
Nominal
Regenerative
Power (kW)
Servo Amplifier
FR-RC15 15 MR-J2S-500A
FR-RC30 30 MR-J2S-700A
05075100150
500
300
200
100
50
30
20
Continuous energization time [sec]
Nominal regenerative power (%)