P118
:
Electronic thermal select 2
P119
:
Thermal current setting 2
2
nd
characteristics button can be used to select and set the operation level of the electronic thermal
when the inverter output is to be stopped. Operation coasts to stop when OL is displayed.
0
Output frequency (Hz)
100
[Parameter P119 = 1]
Derating
(%)
50
0
Output frequency (Hz)
100
[Parameter P119 = 2]
Derating
(%)
50
90
60
25
0
Output frequency (Hz)
100
[Parameter P119 = 3]
Derating
(%)
50
60
15
Without output frequency derating
valid
1
With output frequency derating
valid
2
Forced ventilation motor specifications
valid
3
OL trip will occur if a current that is 140% of the inverter's
rated current flows for one minute.
invalid
0
Details of function
Validity of
function
Data setting
value
* Set these parameters according to the rated
current of applicable motor.
0.1 to 100.0
Data setting range (A)
■
Example for setting current and thermal operation (P016 = 1)
・
Set current X 100%
⇒
Does not trip
・
Set current X 125%
⇒
Trips (OL trip)
* About derating
Function to automatically compensate operation level when motor cooling performance drops
during low-speed operation.
[Parameter P118: Electronic thermal select 2]
[Parameter P119: Thermal current setting 2]
121
P036
~
P040
相关
参数
Related
parameters