Learning Protection Features
Fan replacement
alarm level
Initializing the
accumulation
time of the fan
operation
Fan Life Estimation Setting Details
Displays the time the fan is used in percentage based on 50,000 hours.
If this value is bigger than the value in PRT-88, the warning
message‖Fan Exchange‖ appears on the display.
Displays the life replacement standard of the fan in percentage.
Initializes the accumulation time of the fan operation.
Do not initialize the accumulated operation time of the
fan.
Initialize the accumulated operation time of the fan.
• Be careful when replacing the battery. Remaining voltage in the battery may cause electric
shock.
• Make sure that the battery doesn‘t fall inside of the inverter.
• Fan life examination is only for the reference and cannot be used as an absolute value.