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14. Protective function ■
◆Power is restored then restart automatically after momentary power loss
Description: If a temporary power loss occurs, user can restart the inverter automatically after power restored
to continue motor operation. To restart the inverter after power restored, set Cd79= 1 or 2.
If Cd79= 1, when power is restored within the time set in Cd80, the inverter will restart. If the time is over,
UV (under voltage) will be detected.
If Cd79= 2, when power is restored while the control power supply is kept CPU to work, the inverter
will
resart UV (under voltage) will be cleared automatically. Speed search setting is collocated when use
momentary stop and restart.
Constant
No.
Constant name
Settable
range
Factory setting
Change during
operation
Cd79
Momentary power loss
direction
0 2 0
X
Cd80
Momentary power loss
compensation time
0 2.0 0.1sec
X
Cd81
Voltage recovery time
0.0 20.0
0.3sec
X
AC power
Time
Time
Inverter
output
Speed search
when reset
Speed search
waiting time
Momentary power
Loss,compensation
time Cd80
Cd81
Power restored in cd80
Voltage
Recover time