Emerson Unidrive M400 User Manual page 176

Variable speed ac drive for induction motors
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Safety
Product
Mechanical
information
information
installation
Card Product
NV Media Card data blocks are not compatible with the drive derivative
The Card Product trip is initiated either at power-up or when the card is accessed, If Drive Derivative (11.028) is different
between the source and target drives. This trip can be reset and data can be transferred in either direction between the
drive and the card.
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Recommended actions:
Use a different NV Media Card
This trip can be suppressed by setting Pr mm.000 to 9666 and resetting the drive
Card Rating
NV Media Card Trip; The voltage and / or current rating of the source and destination drives are different
The Card Rating trip indicates that parameter data is being transferred from the NV Media Card to the drive, but the current
and / or voltage ratings are different between source and destination drives. This trip also applies if a compare (using
Pr mm.000 set to 8yyy) is attempted between the data block on a NV Media Card and the drive. The Card Rating trip does
not stop the data transfer but is a warning that rating specific parameters with the RA attribute may not be transferred to the
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destination drive.
Recommended actions:
Reset the drive to clear the trip
Ensure that the drive rating dependent parameters have transferred correctly
Card Read Only
NV Media Card has the Read Only bit set
The Card Read Only trip indicates that an attempt has been made to modify a read-only NV Media Card or a read-only data
block. A NV Media Card is read-only if the read-only flag has been set.
181
Recommended actions:
Clear the read only flag by setting Pr mm.000 to 9777 and reset the drive. This will clear the read-only flag for all data
blocks in the NV Media Card
Card Slot
NV Media Card trip; Option module file transfer has failed
The Card Slot trip is initiated, if the transfer of an option module file to or from a module failed because the option module
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does not respond correctly. If this happens this trip is produced with the sub-trip number indicating the option module slot
number.
Trip initiated from the Control Word (06.042)
Control Word
The Control Word trip is initiated by setting bit 12 on the control word in Pr 06.042 when the control word is enabled
(Pr 06.043 = On).
Recommended actions:
35
Check the value of Pr 06.042.
Disable the control word in Control Word Enable (Pr 06.043)
Current Offset
Current feedback offset error
The Current Offset trip indicates that the current offset is too large to be trimmed.
Recommended actions:
225
Ensure that there is no possibility of current flowing in the output phases of the drive when the drive is not enabled
Hardware fault – Contact the supplier of the drive
Data Changing
Drive parameters are being changed
A user action or a file system write is active that is changing the drive parameters and the drive has been commanded to
enable, i.e. Drive Active (10.002) = 1.
97
Recommended actions:
Ensure the drive is not enabled when defaults are loading
Derivative ID
Derivative file error
Derivative file error with sub-trips:
Sub-trip
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Electrical
Getting
Basic
Running
installation
started
parameters
the motor
Bit 12 of the control word set to a one causes the drive to trip on Control Word
When the control word is enabled, the trip can only be cleared by setting bit 12 to zero
1
Derivative file different
2
Derivative file missing
NV Media Card
Onboard
Optimization
Operation
PLC
Reason
Advanced
Technical data
Diagnostics
parameters
Unidrive M400 User Guide
Issue Number: 2
UL listing
information

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