Connection Diagram When Using Electronic Bypass Sequence Function - Mitsubishi Electric 800 Series Instruction Manual

3.5

Connection diagram when using electronic bypass sequence function

When using the electronic bypass sequence function with the FR-A8AR mounted to the FR-A800/F800 series inverter, the
following connections are recommended.
• Recommended connection diagram 1
• Recommended connection diagram 2
When using the relay output of the FR-A8AR,
instead of the MC1 signal, set the output signal to
fault output signal (ALM) and output it from contacts
B and C.
18
RELAY OUTPUT
MCCB
MC1
R
Power
S
supply
T
R1
S1
MCCB
MC1
R
Power
S
supply
T
R1
S1
MC2
MC3
Inverter
U
V
W
FR-A8AR
MC1
A
MC1
C
MC3
MC2
A
MC2
C
MC2
MC3
A
MC3
C
MC2
Inverter MC3
U
V
W
FR-A8AR
MC1
B
ALM
C
MC3
MC2
A
MC2
C
MC2
MC3
A
MC3
C
Motor
M
Motor
M