Delta VFD004L11A User Manual page 76

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VFD-L Series
Fault
Name
Internal memory IC can
not be read.
Drive's internal circuitry
abnormal.
Hardware protection
failure
Software protection
failure
Auto accel/decel failure
External Base Block.
AC drive output is
turned off.
Fault Descriptions
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Corrective Actions
1. Return to the factory.
2. Reset drive to factory defaults.
Return to the factory.
Return to the factory.
Return to the factory.
Don't use the function of auto acceleration
/deceleration.
1. When the external input terminal (B.B)
is active, the AC drive output will be
turned off.
2. Disable this connection and the AC
drive will begin to work again.
7-4
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