N700E INSTRUCTION MANUAL
4-18
4.2.5
Expanded function mode of b group
Func-
code
Name
Run-
time
Edit
Description
Defaults
Restart Mode
b01 Selection of restart mode
X
Select inverter restart method, four option codes:
0.... Alarm output after trip, no automatic restart
1.... Restart at 0Hz
2.... Resume operation after frequency matching
3.... Resume previous freq. after freq. matching,
then decelerate to stop and display trip info.
•Restart trip is overcurrent, overvoltage and
under voltage.
•Overcurrent and over voltage trip restartup to
3 times, under voltage trip restart up to 10time.
0
b02
Allowableinstantaneous
power failuretime setting
X
The amount of time a power input undervoltage
can occur without tripping the power failure alarm.
Range is 0.3 to 1.0sec.
If under-voltage exists longer than this time,
the inverter trips, even if the restart mode is selected. This
function are depends on the machine and
load conditions.Before using this function, user
must perform verification test.
1.0sec
b03
Reclosing standby after
Instantaneouspower
failure
recovered
X
Time delay after under-voltage condition goes away,
before the inverter runs motor again.
Range is 0.3 to 10.0 seconds.
1.0sec
Electronic Thermal Overload Alarm Setting
b04
Electronic thermallevel
setting
X
Set a level between 20% and 120% for the rated
motor current.
setting range- 0.2× (motor rated current)
∼
1.2×(motor rated current).
100.0%
b05
Electronic thermal
characteristic, selection
X
Select cooling method for motor:
0....Cooling fan is mounted on the motor shaft
(Self-cool)
1....Cooling fan is powered by independent source
(Forced-cool)
1