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Siemens SINAMICS S Series - r3411[0...1] Infeed identified inductance; INF L ident; r3412[0...1] Infeed DC-link capacitance identified; INF C_DClink ident

Siemens SINAMICS S Series
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Parameters
List of parameters
1-702
© Siemens AG 2007 All Rights Reserved
SINAMICS S List Manual (LH1), 07/2007
Dependency: Refer to: r3411, r3412, r3414, p3415, p3416, p3417, p3421, p3422, p3424, p3555, p3560, p3614
Refer to: A06400
Notice: For p3410 = 1, 3, 4, 5, alarm A06400 is output and designates that the selected identification will take place the next
time that the pulses are enabled.
Note: When p3410 = 1 an identification run for the total inductance and DC link capacitance is initiated when the pulses
are next enabled. The results are displayed in r3411 and r3412. If a Voltage Sensing Module (VSM) is connected,
then the line inductance (r3414) is also measured. The infeed then goes into the power-on state.
For p3410 = 2, the data (r3411, r3412 und r3414) determined during the identification run (p3410 = 1) are trans-
ferred into p3421, p3422 and p3424. The control loop parameters are suitable scaled to achieve a rugged controller
setting (p3425); the fast controller response (p3555[2]) and the current actual value smoothing (p3614) are pre-set.
Calculations for the controller are then repeated. The user must save the new parameters in a non-volatile fashion
in order to permanently select the new controller setting.
When p3410 = 3 an identification run for the inductance and DC link capacitance is initiated when the pulses are
next enabled. Data determined during the identification (r3411, r3412, r3414) are used, as described under p3410 =
2 for the setting of p3421, p3422, p3424, p3425, p3555 as well as p3614, and the controller is re-calculated. All of
the parameters for the infeed module are then automatically stored in a non-volatile memory. The infeed continues
to operate without any interruption with the new controller parameters.
When p3410 = 4 an identification run for the inductance and DC link capacitance is initiated when the pulses are
next enabled. Data determined during the identification (r3411, r3412, r3414) are used, as described under p3410 =
2 for the setting of p3421, p3422, p3424, p3425, p3555 as well as p3614, and the controller is re-calculated. The
line inductance identification is then repeated, if p3415[1] > p3514[0]. If the inductance measured the second time is
lower, the parameters are written to the current controller adaptation (p3620, p3622).. All of the parameters for the
infeed module are then automatically stored in a non-volatile memory. The infeed continues to operate without any
interruption with the new controller parameters.
For p3410 = 5, the same measurements and write operations are always carried out as for p3410 = 4. However, for
the first identification run, initially the controller setting is reset by setting p3421 = p0223 + p0225, p3424 = p0225,
p3422 = p0227 and p3425[.] = 100 %. Further, before the measurements are carried out, a brief identification run is
executed to coarsely set the controller.
p3410 is automatically set to 0 after an identification run has been completed.
Description: Displays the identified total inductance. The value corresponds to the total inductance between the rigid line supply
and the infeed input terminals.
Index: [0] = Run 1
[1] = Run 2
Dependency: Refer to: p3410
Note: The value measured in the first identification run is displayed in r3411[0] (for p3410 = 1, 3, 4, 5). This value is trans-
ferred to p3421.
The value measured in the second identification run (for p3410 = 4, 5) is displayed in r3411[1] - this value is used to
set the current controller adaptation (p3622).
For the inductance value of the commutating reactor, r3411 - r3414 applies.
Description: Displays the identified total DC link capacitance.
r3411[0...1] Infeed identified inductance / INF L ident
A_INF, S_INF Can be changed: - Calculated: - Access level: 2
Data type: Floating Point Dynamic index: - Func. diagram: -
P-Group: Closed-loop control Units group: - Unit selection: -
Not for motor type: - Expert list: 1
Min Max Factory setting
- [mH] - [mH] - [mH]
r3412[0...1] Infeed DC-link capacitance identified / INF C_DClink ident
A_INF, S_INF Can be changed: - Calculated: - Access level: 2
Data type: Floating Point Dynamic index: - Func. diagram: -
P-Group: Closed-loop control Units group: - Unit selection: -
Not for motor type: - Expert list: 1
Min Max Factory setting
- [mF] - [mF] - [mF]

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