Mitsubishi Electric MELSERVO-J4 MR-J4 TM Instruction Manual page 314

11. OPTIONS AND PERIPHERAL EQUIPMENT
Brake unit
400 V FR-BU2-H30K
class
FR-BU2-H55K
FR-BU2-H75K
Note 1. Only when using servo motor HG-RR353/HG-UR352
2. When HG-JR11K1M4 servo motor is used, limit the torque during power running to 180% or less, or the servo
motor speed to 1800 r/min or less.
3. When the brake unit is selected by using the capacity selection software, a brake unit other than the combinations
listed may be shown. Refer to the combinations displayed on the capacity selection software for detailed
combinations.
11.3.2 Brake unit parameter setting
Whether a parameter can be changed or not is listed below.
ECL
Resistor unit
FR-BR-H30K
FR-BR-H55K
MT-BR5-H75K
Parameter
No. Name
0 Brake mode switchover
1 Monitor display data selection
2 Input terminal function selection 1
3 Input terminal function selection 2
77 Parameter write selection
78 Cumulative energization time
carrying-over times
CLr Parameter clear
Alarm history clear
C1 For manufacturer setting
Number of Permissible
connected continuous
units power [kW]
1 1.99
1 3.91
1 7.5
Change
possible/
impossible
Impossible
Possible
Impossible
11 - 21
Resultant Applicable servo
resistance [Ω] amplifier (Note 3)
16 MR-J4-500TM4
MR-J4-700TM4
MR-J4-11KTM4
(Note 2)
8 MR-J4-11KTM4
MR-J4-15KTM4
MR-J4-22KTM4
6.5 MR-J4-22KTM4
Remark
Do not change the parameter.
Refer to the FR-BU2 Instruction Manual.
Do not change the parameter.