Display Of The Life Of The Inverter Parts - Mitsubishi Electric FR-E720-008 Instruction Manual

Inspection items
6.1.4

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.
Parts
Main circuit capacitor
Control circuit capacitor
Inrush current limit circuit
Cooling fan
POINT
Refer to page 263 to perform the life check of the inverter parts.
306
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