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Def / Type
FbEq 16b / 32b
Description
Name / Range /
Selection
No.
Motor values supplied by the user that are used in the
motor model.
User motor
parameters
98
These parameters are useful for non-standard motors,
or to just get more accurate motor control of the motor
on site. A better motor model always improves the
shaft performance.
Not selected / uint16
Activates the motor model parameters
…
and the rotor angle offset parameter
.
User motor model
mode
98.1
Note: Parameter value is automatically set to zero when
ID run is selected by parameter
.
The values of parameters
…
are then updated
according to the motor characteristics identified during
the ID run.
Note: Measurements made directly from the motor
terminals during the ID run are likely to produce slightly
different values than those on a datasheet from a
motor manufacturer.
Note: This parameter cannot be changed while the
drive is running.
0
The values detected during the ID run are being used.
Not selected
1
The values of parameters
…
are used in the
motor model.
Motor parameters
2
The value of parameter
is used as the rotor angle
offset. Parameters
…
are inactive.
Position offset
3
The values of parameters
…
are used in the
motor model, and the value of parameter
is used
as the rotor angle offset.
Motor parameters &
position offset
0.00000 pu / real32
Defines the stator resistance
R
S
of the motor model.
With a star-connected motor,
R
S
is the resistance of
one winding. With a delta-connected motor,
R
S
is
one-third of the resistance of one winding.
Rs user
98.2
Resistance value is given at 20 °C (68 °F).
- / -
Stator resistance in per unit.
0.00000 ... 0.50000
pu
0.00000 pu / real32
Defines the rotor resistance
R
R
of the motor model.
Resistance value is given at 20 °C (68 °F).
Rr user
98.3
Note: This parameter is valid only for asynchronous
motors.
- / -
Rotor resistance in per unit.
0.00000 ... 0.50000
pu
0.00000 pu / real32
Defines the main inductance
L
M
of the motor model.
Note: This parameter is valid only for asynchronous
motors.
Lm user
98.4
- / -
Main inductance in per unit.
0.00000 ... 10.00000
pu
Parameters 533
Summary of Contents for ACS880 N5700 Series
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