7.11.4 Signals
PID-3539-INPUTSIGNALS v9
Table 163: OOSPPAM (78) Input signals
Name Type Default Description
I3P1 GROUP
SIGNAL
- Group connection for three-phase current input 1
I3P2 GROUP
SIGNAL
- Group connection for three-phase current input 2
V3P GROUP
SIGNAL
- Group connection for three-phase voltage input
BLOCK BOOLEAN 0 Block of function
BLKGEN BOOLEAN 0 Block operation in generating direction
BLKMOT BOOLEAN 0 Block operation in motor direction
EXTZ1 BOOLEAN 0 Extension of zone1 reach to zone2 settings
PID-3539-OUTPUTSIGNALS v9
Table 164: OOSPPAM (78) Output signals
Name Type Description
TRIP BOOLEAN Common trip, issued when either zone 1 or zone 2 trip
TRIPZ1 BOOLEAN Zone 1 trip
TRIPZ2 BOOLEAN Zone 2 trip
PICKUP BOOLEAN Set when measured impedance enters lens characteristic
GENMODE BOOLEAN Generator rotates faster than the system during pole slip
MOTMODE BOOLEAN Generator rotates slower than the system during pole slip
R REAL Real part of measured positive-sequence impedance % of VBase/
(sqrt(3)*IBase)
X REAL Imaginary part of measured positive-seq impedance % of VBase/
(sqrt(3)*IBase)
SLIPFREQ REAL Slip frequency in Hz
ROTORANG REAL Rotor angle as estimated by the out-of-step function
VCOSPHI REAL Estimated Ucos(Phi) voltage during pole slip, in V
Section 7 1MRK 502 066-UUS B
Impedance protection
376
Technical manual
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