7.10.3 Function block
SEMOD172911-4 v3
ANSI10000045-1-en.vsd
PSPPPAM (78)
I3P*
V3P*
BLOCK
BLKGEN
BLKMOTOR
EXTZONE1
TRIP
TRIP1
TRIP2
PICKUP
ZONE1
ZONE2
GEN
MOTOR
SFREQ
SLIPZOHM
SLIPZPER
VCOS
VCOSPER
ANSI10000045 V1 EN-US
Figure 195: PSPPPAM (78) function block
7.10.4 Signals
PID-3526-INPUTSIGNALS v3
Table 156: PSPPPAM (78) Input signals
Name Type Default Description
I3P GROUP
SIGNAL
- Current group connection
V3P GROUP
SIGNAL
- Voltage group connection
BLOCK BOOLEAN 0 Block of function
BLKGEN BOOLEAN 0 Block operation in generating direction
BLKMOTOR BOOLEAN 0 Block operation in motor direction
EXTZONE1 BOOLEAN 0 Extension of zone1 with zone2 region
PID-3526-OUTPUTSIGNALS v3
Table 157: PSPPPAM (78) Output signals
Name Type Description
TRIP BOOLEAN Common trip signal
TRIP1 BOOLEAN Trip1 after the N1Limit slip in zone1
TRIP2 BOOLEAN Trip2 after the N2Limit slip in zone2
PICKUP BOOLEAN Common start signal
ZONE1 BOOLEAN First slip in zone1 region
ZONE2 BOOLEAN First slip in zone2 region
GEN BOOLEAN Generator is faster than the system
MOTOR BOOLEAN Generator is slower than the system
SFREQ REAL Slip frequency
SLIPZOHM REAL Slip impedance in ohms
Table continues on next page
1MRK 502 066-UUS B Section 7
Impedance protection
369
Technical manual
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