Replacement Of Parts - Mitsubishi Electric FR-S500 Series Instruction Manual

7.7.5

Replacement of parts

The inverter consists of many electronic parts such as semiconductor devices.
The following parts may deteriorate with age because of their structures or physical
characteristics, leading to reduced performance or fault of the inverter. For preventive
maintenance, the parts must be replaced periodically.
Part Name
Cooling fan
Main circuit smoothing
capacitor
On-board smoothing
capacitor
Relays
* The design life of electrolytic capacitor is about ten years (36000h) if used for 10
hours a day and 365 days a year in the average yearly ambient temperature of 40°C
(104°F).
CAUTION
For parts replacement, consult the nearest Mitsubishi FA Center.
Precautions for maintenance and inspection
Standard Replacement
Interval
2 to 3 years
10 years *
10 years *
—
73
Description
Replace (as required)
Replace (as required)
Replace the board (as required)
Replace as required
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