Siemens 6RA7086-6KS22 Operating Instructions Manual page 497

6ra70 series, microprocessor-based converters from 6kw to 2500kw for variable-speed dc drives, simoreg dc master
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05.05
PNU
Description
P162
EMF calculation method for armature precontrol
*
0
The EMF derived from the measured armature voltage (K0123)
FDS
is applied
1
The EMF derived from the calculated armature voltage (K0124)
(G162)
is applied
(the purpose of this setting is to prevent the occurrence of any
low-frequency (< 15 Hz) armature current fluctuations)
2
The EMF for armature current precontrol is calculated from the
armature voltage selected with P193 (the resistive + inductive
armature voltage drop is subtracted internally; if P079 = 2, then
P110 and P111 only have an effect on half the value) [can only
be set in SW 2.1 and later]
3
The connector selected with P193 serves as the EMF for
armature current precontrol. This setting also facilitates DC link
voltage control [can only be set in SW 2.1 and later]
P163
EMF filtering method for armature precontrol
*
0
No filtering
FDS
1
Filtering element, filter time constant = half line period (10 ms at
50 Hz line frequency)
(G162)
(for use by works engineers only)
2
Averaging over the last 2 EMF values
(for use by works engineers only )
3
Averaging over the last 3 EMF values
4
Filtering element, filter time constant = line period (20 ms at
50 Hz line frequency) [can only be set in SW 2.1 and later]
5
Filtering element, filter time constant = 2 * line period (40 ms at
50 Hz line frequency) [can only be set in SW 2.1 and later]
6
Filtering element, filter time constant = 4 * line period (80 ms at
50 Hz line frequency) [can only be set in SW 2.1 and later]
7
Filtering element, filter time constant = 8 * line period (160 ms at
50 Hz line frequency) [can only be set in SW 2.1 and later]
P164
Set armature current controller P component to zero
*
0
Set controller P component to zero (i.e. to obtain pure I
FDS
controller)
(G162)
1
Controller P component is active
P165
Select the binector to control the "Enable a torque direction for torque
*
direction change" function
BDS
(G163)
0 = Binector B0000
1 = Binector B0001
etc.
Binector status =
0 ... Enable for M0 or MII
1 ... Enable for M0 or MI
11.10 Current limitation, torque limitation
P169
Select closed-loop torque / current control
*
See parameter P170
FDS
(G160)
SIEMENS AG
6RX1700-0AD76
SIMOREG DC Master
Operating Instructions
Value range
No. indices
[Unit]
Factory
Steps
setting
Type
0 to 3
Ind: 4
1
FS=1
Type: O2
0 to 7
Ind: 4
1
FS=3
Type: O2
0 to 1
Ind: 4
1
FS=1
Type: O2
All binector numbers
Ind: 2
1
FS=220
Type: L2
0 to 1
Ind: 4
1
FS=1
Type: O2
Parameter list
See
Change
(Access /
Status)
P052 = 3
P051 = 40
Offline
P052 = 3
P051 = 40
Offline
P052 = 3
P051 = 40
Offline
P052 = 3
P051 = 40
Offline
P052 = 3
P051 = 40
Offline
11-33

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