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N700E INSTRUCTION MANUAL
4-24
Table 4-1 The relay operation(“AL”mode) and restart in case of overvoltage trip and overcurrent trip.
b24
b01
b24=0
(The alarm relay
inactiveoperation
in case of low
voltage failure)
b24=1
(The alarm relay
activeoperation
in case of low
voltage failure)
b24=2
(The alarm relay active
operation in case of all
failure occurred including
LV failure)
b24=3
(The alarm
relayactiveoperation
incase of VFD failure)
b01=0
(Alarm output
after trip)
The alarm relayhas the activeoperation after trip occurred.
b01=1
(Restart at
0Hz)
- The VFD may attempt to restart itself
up to 3 times it starts at 0 Hz after auto
restart attempts.
- When the restart counter reaches “4”
times, the operation stops and the
alarm relay has the active operation.
- The VFD may attempt to
restart itself up to 3 times it
starts at 0 Hz after auto
restart attempts.
- When the restart counter
reaches “4” times, the
operation stops.
- In case of all trips alarm
relay has the active
operation.
- The VFD may
attempt to restart
itself up to 3 times it
starts at 0 Hz after
auto restart attempts.
- When the restart
counter reaches “4”
times, the operation
stops and alarm
relay has active
operation.
b01=2
(Resume
operation after
frequency
matching)
- The VFD may attempt to restart itself
up to 3 times in frequency matching
mode after auto restart attempts.
- When the restart counter reaches “4”
times, the operation stops and the
alarm relay has the active operation.
- The VFD may attempt to
restart itself up to 3 times it
starts in frequency
matching mode after auto
restart attempts.
- When the restart counter
reaches “4” times, the
operation stops.
- In case of all trips alarm
relay has active operation.
- The VFD may
attempt to restart
itself up to 3 times it
starts in frequency
matching mode after
auto restart attempts.
- When the restart
counter reaches “4”
times, the operation
stops and the alarm
relay has the active
operation.
b01=3
(Resume
previous freq.
after freq.
matching,
then
decelerate to
stop and
display trip
info)
- The VFD may attempt to restart itself
in frequency matching mode.
- After auto restart attempts, it
decelerate to stop and display the trip
info.
- The alarm relay has the active
operation.
- The VFD may attempt to
restart itself in frequency
matching mode.
- After auto restart
attempts, it decelerate to
stop display the trip info.
- In case of all trips alarm
relay has active operation
- The VFD may
attempt to restart
itself up to 3 times in
frequency matching
mode after auto
restart attempts.
- When the restart
counter reaches “4”
times, the operation
stops and the alarm
relay has the active
operation