LG C Series - Manual (Page 111)

Chapter 12. Protective functions
12.2 Overload Warning and trip
z Overload
warning
Group
LED
Display
Parameter Name
Set
value Min/Max
setting Factory
default
Unit
F54
[Overload warning
level]
- 30/150 150 %
Function
group 1
F55
[Overload warning time] -
0/30 10 Sec
I54
[Multi-function output
terminal select]
5 12
I/O group
I55
[Multi-function relay
select]
5
0/17
17
ƒ Select one output terminal for this function between MO and 30AC.
ƒ If selecting MO as output terminal, set I54 to 5 {Overload: OL}.
 F54: Set the value as a percent of motor rated current.
Current
Multi-function
output
F54
t : Overload
warning time
t t
z Overload trip
Group
LED
Display
Parameter Name
Set
value Min/Max
setting Factory
default
Unit
F56
[Overload trip select]
1 0/1 0
F57
[Overload trip level]
- 30/200 180 %
Function
group 1
F58
[Overload trip time]
- 0/60 60 sec
ƒ Set F56 to 1.
ƒ Inverter output is turned off when motor is overloaded.
ƒ Inverter output is turned off when excessive current flows to the motor for F58 – [Overload trip
time].
111