Toshiba TOSVERT VF-AS1 Instruction Manual page 10

[Hint]
In the system shown below in
which the product is sent in a
fixed direction, the direction of
rotation of each motor is
determined by the command (F
or R) from the inverter,
regardless of the operating
status: power running or
regenerative braking.
IM
Inverter
1
When torque control is
performed by inverter
1
Direction of force
Rotational direction =
Direction specified by
command = Forward run
Status:
Forward/Regenerative
Region: ④
IM
Inverter
F: Forward run
When torque control is performed by inverter 2
Direction of force
Rotational direction =
Direction specified by
command = Reverse run
Status: Reverse
run/Regenerative torque
Region: ②
Reverse run
2
R: Reverse run
Direction of force
Rotational direction =
Direction specified by
command = Reverse run
Status: Reverse run/Power
running torque
Region: ③
9
E6581331
Forward run
Note: In actual systems, torque
control is not necessarily
performed on all rolls.
IM
Inverter
3
When torque control
is performed by
inverter 3
Direction of force
Rotational direction =
Direction specified by
command = Forward run
Status: Forward
run/Power running torque
Region: ①
F: Forward run