26
WIRING
3.6.3
Master/slave operation when connecting several brake
units
Parallel operation by master
⇔
slave operation (10 units maximum)
When several units are conected, make sure to connect a signal cable to
terminals (MSG, SD) for master/slave to operate.
MT-BR5
MC
R/L1
Motor
IM
Inverter
*1
Brake unit FR-BU2
Brake unit FR-BU2
Brake unit FR-BU2
S/L2
T/L3
U
V
P/+
N/-
W
Three
phase
AC
power
supply
MCCB
Registor unit
MT-BR5
P
PR
Registor unit
MT-BR5
P
PR
Registor unit
MT-BR5
P
PR
P/+
N/-
P/+
N/-
P/+
N/-
BUE
SD
MSG
SD
MSG
SD
PR
BUE
SD
MSG
SD
MSG
SD
PR
BUE
SD
MSG
SD
MSG
SD
PR
*2
*3
*3
*1
CN8 connector used with the MT-BU5 type
brake unit is not used.
*2
When connecting several FR-BU2 to one
inverter, connect P/+ of each FR-BU2 and of
the inverter and N/- respectively. Do not pass
wires from terminal P/+ and N/- of the FR-
BU2 to terminals of other FR-BU2.
*3
The wiring length of the terminal MSG and
SD should be 10m maximum. In addition,
twist five times or more per 1m.
Summary of Contents for FR-BU2-1.5K
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