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
Содержание Relion 670 series
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