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4.21.2 Display of the life of the inverter parts (Pr. 255 to Pr. 259)
Degrees of deterioration of main circuit capacitor, control circuit capacitor, cooling fan and inrush current limit circuit can
be diagnosed by monitor.
When any part has approached the end of its life, an alarm can be output by self diagnosis to prevent a fault.
(Use the life check of this function as a guideline since the life except the main circuit capacitor is calculated
theoretically.)
For the life check of the main circuit capacitor, the alarm signal (Y90) will not be output if a measuring method of (4) is
not performed.
Parameter
Number
Name
Initial Value
Setting
Range
Description
255
Life alarm status display
0
(0 to 15)
Displays whether the control circuit capacitor,
main circuit capacitor, cooling fan, and each parts
of the inrush current limit circuit has reached the
life alarm output level or not. (Reading only)
256
Inrush current limit circuit
life display
100%
(0 to 100%)
Displays the deterioration degree of the inrush
current limit circuit.
(Reading only)
257
Control circuit capacitor life
display
100%
(0 to 100%)
Displays the deterioration degree of the control
circuit capacitor.
(Reading only)
258
Main circuit capacitor life
display
100%
(0 to 100%)
Displays the deterioration degree of the control
circuit capacitor.
(Reading only)
The value measured by
Pr. 259
is displayed.
259
Main circuit capacitor life
measuring
0
0, 1
(2, 3, 8, 9)
Setting "1" and turning the power supply off starts
the measurement of the main circuit capacitor life.
When the
Pr. 259
value is "3" after powering on
again, the measuring is completed.
Writes deterioration degree in
Pr. 258
.
The above parameters can be set when
Pr. 160 Extended function display selection
= "0". (
Содержание FR-D700 Series
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Страница 283: ...279 APPENDIX This chapter provides the APPENDIX of this product Always read the instructions before using the equipment ...
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