Next RvFw oscillation
detected before tW
YES
nFast=nFast+1
NO
TROutRvFw=On
NO
Impedance passes
168
Polschlupfschutz (PSP)
New RvFw
oscillation detected
NO
YES
START
elapsed
NO
TRRvFw
Impedance
within fast
region
NO
TRFastRvFw=On
Oscillation
NO
nFast=nFastRvFw
RvFw
Completed
NO
TRIncRvFw=On
YES
NO
Impedance passes
R1RTR
R1LTR
YES
YES
$EELOGXQJ )OXGLDJUDPP'DUVWHOOXQJ GHV $QVSUHFKHQV GHV 3ROVFKOXSIVFKXW]HV IU
GHQ 5FNZlUWV9RUZlUWVhEHUJDQJ 5Y)Z QDFK GHP (UNHQQHQ GHU 6FKZLQ
JXQJ
YES
NO
Next RvFw oscillation
YES
detected before tW
elapsed
YES
=On
YES
NO
Impedance
within delay
region
YES
YES
TRDelRvFw=On
YES
YES
nDel=nDelRvFw
YES
YES
TRIncRvFw=On
YES
YES
Impedance passes
R1LTR
YES
TRIP
/HLWXQJVLPSHGDQ]VFKXW]
NO
NO
Oscillation
YES
NO
RvFw
Completed
NO
NO
TROutRvFw=On
YES
NO
NO
Impedance passes
R1RTR
YES
en00000718.vsd
.DSLWHO
nDel=nDel+1