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IMPORTANT
IMPORTANT
WARNING
WARNING
In order to ensure correct and safe operation, it is vital the following instructions are strictly
In order to ensure correct and safe operation, it is vital the following instructions are strictly
adhered to:
adhered to:
• •
Operation of a motor
Operation of
less than half that of the inverter is not allowed.
less than half that of the inverter is not allow
when the nominal current in P083 exactly matches the motor rating plate nominal
when the nominal current in P083 exactly matches the motor rating plate nominal
current.
current.
The motor
The
• •
calibration performed (P088=1) before the motor
calibration performed (P088=1)
motor operation (eg. reverse rotation) may result if this is not done. If this instability
motor operation (eg. reverse rotation) may result if this is not done.
occurs, the mains supply to the converter must be disconnected.
occurs, the mains supply to the converter must be disconnected.
When using the analogue input, the DIP switches must be correctly set and the analogue input
When using the analogue input, the DIP switches must be correctly set and the analogue input
type selected (P023)
type selected (P023) before enabling the
motor may start inadvertently.
motor may start inadvertently.
© Siemens plc 1999
© Siemens plc 1999
a motor with a
with a higher nominal
motor data
data parameters
parameters must
before enabling the analogue input wi
higher nominal power than
power than the inverter
ed. The inverter must only be operated
The inverter must only be operated
must be
be accurately
accurately entered
entered (P080-P085) and
before the motor is started.
is started. Unstable/unpredictable
analogue input with P006.
5 5
the inverter or a
or a nominal pow
nominal power er
(P080-P085) and an
an auto-
auto-
Unstable/unpredictable
If this instability
th P006. If this is not
If this is not done, the
done, the
G85139-H1751-U529-D1
G85139-H1751-U529-D1
4/8/99
4/8/99
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