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Display Of The Life Of The Inverter Parts - Mitsubishi Electric FR-E720-0.1K(SC) Instruction Manual

Fr-e700 series.
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Inspection items

Display of the life of the inverter parts

The self-diagnostic alarm is output when the life span of the control circuit capacitor, cooling fan and each parts of the inrush
current limit circuit is near its end. It gives an indication of replacement time.
The life alarm output can be used as a guideline for life judgement.
Main circuit capacitor
Control circuit capacitor
Inrush current limit circuit
Cooling fan
Refer to page 264 to perform the life check of the inverter parts.
Judgement Level
85% of the initial capacity
Estimated remaining life 10%
Estimated remaining life 10%
(Power on: 100,000 times left)
Less than 50% of the predetermined speed


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