7.4 Troubleshooting by alarm groups
7-23
7. Troubleshooting
Warnings in motor drive DC power supply PSA-200
The motor drive DC power supply PSA-200 has generated a warning.
No. Warning name Cause Countermeasure
1 Internal relay life count
warning
Open/close count of the
internal relay has reached the
end of the life.
Replace the motor drive DC power
supply unit.
2 Electrolytic capacitor life
warning
The electrolytic capacitor has
reached the end of its life.
The warning being generated is
not stating there is no capacity in
the capacitor (dry-up), however, it
is recommended to have the motor
drive DC power supply replaced as
early as possible.
3 Fan revolution drop
warning
The fan revolution count has
dropped below the threshold.
The warning being generated is
not stating the fan revolution
count has stopped, however, it is
recommended to have the fan unit
replaced as early as possible.
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