Mitsubishi FR-BU2-1.5K, Instruction Manual

Page: 55 / 65

48
SELECTION
8
SELECTION
(1) Selection of Brake Unit
1) Select the brake unit according to the motor capacity.
2) To obtain the braking torque not less than 200%, use a larger inverter in
capacity.
<GZG, GRZG type are connected>
*1 The number before the model name explains the number of connectable units in parallel.
(
Refer to page 19 )
*2 The inverter of 1.5K or less can not be used in combination with a brake unit. To use in
combination with a brake unit, use the inverter of 2.2K or more.
Po
w
er
Su
pp
ly
Vo
lta
ge
Motor
(kW)
0.4 0.75 1.5 2.2 3.7 5.5 7.5
Braking
Torque
200V cl
as
s
50%30s FR-BU2-1.5K FR-BU2-3.7K FR-BU2-7.5K
100%30s FR-BU2-1.5K
FR-BU2-
3.7K
FR-BU2-7.5K FR-BU2-15K
400
V
cl
as
s 50%30s ---
*2
FR-BU2-H7.5K
100%30s ---
*2
FR-BU2-H7.5K FR-BU2-H15K
P
ower
su
pply
voltag
e
Motor
(kW)
11 15 18.5 22 30 37 45 55
Braking
Torque
200V cl
as
s
50%30s FR-BU2-15K
2
×
FR-BU2-15K
*1
3
×
FR-BU2-15K
*1
4
×
FR-
BU2-15K
*1
100%30s
2
×
FR-BU2-15K
*1
3
×
FR-BU2-15K
*1
4
×
FR-
BU2-15K
*1
5
×
FR-
BU2-15K*1
6
×
FR-
BU2-15K
*1
7
×
FR-
BU2-15K
*1
400
V
cl
as
s
50%30s FR-BU2-H15K FR-BU2-H30K
2
×
FR-BU2-H30K*1
100%30s FR-BU2-H30K
2
×
FR-BU2-H30K
*1
3
×
FR-BU2-H30K
*1
4
×
FR-
BU2-
H30K
*1