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Troubleshooting & Maintenance
12.5 Part replacements
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 failure of the inverter. For preventive
maintenance, the parts must be changed periodically. The parts replacement guidelines are
indicated in the following table. Lamps and other short-life parts must also be changed
during periodic inspection.
Part name
Change period (unit: Year)
Description
Cooling fan
3
Exchange (as required)
DC link capacitor in main
circuit
4
Exchange (as required)
Electrolytic capacitor on
control board
4
Exchange (as required)
Relays
-
Exchange (as required)
Summary of Contents for SV-iG5H Series
Page 1: ...Thank you for purchasing LS Variable Frequency Drives ...
Page 14: ......
Page 23: ...9 Installation Wiring Installation 2 3 Terminal wiring Control I O ...
Page 24: ...10 Installation Wiring ...
Page 51: ...37 Programming Keypad Basic operation Basic Ops Wiring Operating pattern ...
Page 174: ...Protective functions 160 ...
Page 220: ...206 DECLARATION OF CONFIRMITY ...
Page 224: ...210 ...