Delta Electronics AC Drive VFD-F Series User Manual page 111

VFD-F Series
Fault
Fault Descriptions
Name
Analog Signal Error
Emergency stop.
When the multi-function
input terminals (MI1 to
MI8) stop, AC drive
stops any output.
Internal memory IC
cannot be programmed.
Internal memory IC
cannot be read.
U-phase error
V-phase error
W-phase error
OV or LV
Isum error
OH error
Software protection
failure
Auto accel/decel failure
Corrective Actions
1. Check ACI wiring.
2. Check whether the input current of ACI is
lower than Pr.04-13/04-17 setting.
Press RESET after fault has been cleared.
1. Return to the factory.
2. Check the EEPROM on the control
board.
1. Return to the factory.
2. Reset drive to factory defaults.
Return to the factory.
Return to the factory.
Return to the factory.
Return to the factory.
Return to the factory.
Return to the factory.
Return to the factory.
Don't use the function of auto acceleration
/deceleration.
7-4
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