05.05 Function diagrams
SIEMENS AG 6RX1700-0AD76 8-39
SIMOREG DC Master Operating Instructions
Sheet G166 Closed-loop field current control, field gating unit
-
+
Kp Tn
r073.002
P102
t
α
α
G
W
=
*
1
0
1
≥
&
87564321
- G166 -
1
0
1
0
2
1
≥
&
<2>
<2>
[G166.3]
[G165.5]
[G165.8]
[G182.6]
.01
.02
0
[G167.3]
[G188.3]
[G160.3]
[G160.7]
[G162.1]
[G166.2]
[G167.3]
[G188.3]
P255.F
P256.F
P112.F
r035*)
r036*)
P257.F
P258.F
P250.F
P251.F
P252.F
K0265
K0263
K0261
K0262
K0260
K0271
K0252
P610 (252)
K
K0251 K0250
r034
K0290
K0275
K0268
K0304
P692.B (0)
B
B0124
K0266
P082
P264.F
P254.F
P263.F P253.F
0%
P263 (1)
K0268
K0293
<1>
P260.F (0)
(0...10000ms)
P261.F (0)
(0...10000ms)
P612
K
K
266
P097
Current controller field
Actual value
Setpoint
Line voltage
(field)
Field circuit resistance
Internal actual
field current
Motor flux
Field current controller
set/actual diff.
P comp.
I comp.
output
Field precontrol
V_control_F
I_field_set
Field current setpoint
Standstill field
Inject standstill excitation
Delay time
Line contactor CLOSED
Stop
I component
α
G
α
W
or
limitation reached
*) With these parameters,
100% corresponds to the rated motor field current (P102)
Filtering of line
frequency tracking
Firing
pulse 1/3
Firing
pulse 2/4
Closed-loop field current control, field gating unit
0=Reset
P comp.
0=Reset
I comp.
1=Enable
precontrol
Select input
value for flux
calculation
P082 =
0: Field firing pulses disabled
1: Field firing pulses enabled with
≤
o5.0
2: Standstill field with
≥
o7.0
3: Field firing pulses are always enabled
4: Field gating pulses enabled
with "Auxiliaries ON" (B0251)
11..14:
External 40.00 A - field power module
r073.001=40.00 A
otherwise as for P082=1...4
21..24:
External field device
Setpoint from K0268
Actual value to P612
r073.001 and r073.002=U838
(P076.002 is ineffective)
otherwise as for P082=1...4
Field characteristic
P120.F to P139.F
<1> With "Standstill field" K0268
Filter time
Filter time
P082 =
2, 12 or 22
P082<21 (no external field device)
P082=21
and operating state > o5.0
P082=24
and auxiliaries OFF
If field firing pulses are disabled,
the setpoint will be reset to 0
1 = Field firing pulses disabled
FS
P097: Response to fault messages
0 = Disable field firing pulses
1 = Enable field firing pulses
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