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Chapter 11. Monitoring
Decel time: Run Frequency > (FDT Level – FDT Bandwidth/2)
Group
LED
Display
Parameter Name
Set
value
Min/Max
range
Factory
default
Unit
I52
[Frequency Detection
Level]
-
30.0
I/O group
I53
[Frequency Detection
Bandwidth]
-
0/400
10.0
Hz
It cannot be set above F21- [Max Frequency].
When setting I52, I53 to 30.0 Hz and 10.0Hz, respectively
Freq.
MO
Run
command
25Hz
30Hz
5: Overload {OL}
Refer to Page 12-2 Overload Warning and trip
6: Inverter Overload {IOL}
Refer to Page 12-6 Inverter Overload
7: Motor Stall {STALL}
Refer to Page 12-3 Stall prevention
8: Over voltage Trip {Ovt}
Become active when DC link voltage exceeded 400V and led to Over voltage trip.
9: Low voltage Trip {Lvt}
Become active when DC link voltage decreased to 200V and led to Low voltage trip.
10: Inverter heatsink overheating {OHt}
Become active when overheated inverter heatsink triggers protection function.
11: Command Loss
Become active when frequency command is lost.
108