Toshiba TOSVERT VF-MB1 Instruction Manual page 161

• When the motor is started again after the synchronized deceleration function stop, turn off the power failure
synchronized signal.
• In case of using the synchronized deceleration function, confirm not to work overvoltage stall prevention function
during deceleration.
An example of setting when f302=4
Synchronized deceleration if a power failure synchronized signal is impressed or if a power failure occurs, or
synchronized acceleration if the power failure synchronized signal is canceled.
Input voltage
Power failure
Synchronized
synchronized
acceleration/dece
signal
leration signal
Inverter 1
(S1 terminal)
Motor speed
Inverter 2
ON


F-41
*1
ON
OFF

Time

E6581697
6