Explanation of Function
Seite 92 / 180
(3) Free/thermal characteristic
It is possible to set the electronic thermal characteristic freely according to the load in order to protect the
motor and the Inverter.
Setting range is shown as follows;
Set item
Function code Set range
Description
Free electronic thermal frequency
1/2/3
b015/b017/b01
9
0 to 400 Units : Hz
Free electronic thermal current
1/2/3
b016/b018/b02
0
0.0
0.1 to
999.9
Don’t operate.
Units : A
(3) Thermal warning
A warning signal is outputted before overheat protection by the electronic thermal protection occurs.
Warning level is set with C061.
Assign 13(THM) to an intelligent output terminal (C021-C025) or the alarm relay output (C061).
Function
code
Data Description
C061
0.
1.-100.
Don’t operate.
Units : %
(Example) b012=44(A), output frequency=b017
Trip time
(S)
Motor current (A)
(ratio for inverter rated current)
6
0
0.5
( ) ( )
(z)
0
(x):b018x116%
(y):b018x120%
Inverter output
Frequency (Hz)
Reduced time ratio
X1.0
5 400
X0.8
0
A004/A204/A304
Max. frequency(Hz)
b020
b018
b016
b015 b017 b019
0
Output current value (A)
Set range
