Mitsubishi Electric FR-A872-P Instruction Manual page 40

• Terminal connection diagram for three units in parallel
Fuse
Three-phase
AC power
supply
Fuse
Fuse
NOTE
• When the wiring length from a unit to the node point is less than 10 m, a balance reactor (FR-POL) is required.
FR-CC2-P (master)
P/+
R/L1
S/L2
T/L3
N/-
R1/L11
S1/L21
RDB
RDA
IPF
RSO
FAN
SE
TXD1+
TXD1-
TXD2+
TXD2-
RXD1+
RXD1-
RXD2+
RXD2-
GND(SG)
GND(SG)
FR-CC2-P (slave 1)
P/+
R/L1
S/L2
T/L3
N/-
R1/L11
S1/L21
TXD1+
TXD1-
TXD2+
TXD2-
RXD1+
RXD1-
RXD2+
RXD2-
GND(SG)
GND(SG)
FR-CC2-P (slave 2)
P/+
R/L1
S/L2
T/L3
N/-
R1/L11
S1/L21
TXD1+
TXD1-
TXD2+
TXD2-
RXD1+
RXD1-
RXD2+
RXD2-
GND(SG)
GND(SG)
FR-A802-P (master)
FR-POL
P/+
U
V
W
N/-
R1/L11
S1/L21
MRS(X10)
RES
SD
TXD1+
TXD1-
TXD2+
TXD2-
RXD1+
RXD1-
RXD2+
RXD2-
GND(SG)
GND(SG)
FR-A802-P (slave 1)
FR-POL
P/+
U
V
W
N/-
R1/L11
S1/L21
TXD1+
TXD1-
TXD2+
TXD2-
RXD1+
RXD1-
RXD2+
RXD2-
GND(SG)
GND(SG)
FR-A802-P (slave 2)
FR-POL
P/+
U
V
W
N/-
R1/L11
S1/L21
TXD1+
TXD1-
TXD2+
TXD2-
RXD1+
RXD1-
RXD2+
RXD2-
GND(SG)
GND(SG)
2. INSTALLATION AND WIRING
2.4 Terminal connection diagrams
1
2
3
4
5
6
M
7
8
9
10
39