Signals - ABB REG650 Technical Manual

1MRK 502 043-UUS B
6.1.2.3
Technical Manual

Signals

Table 22: T3WPDIF (87T) Input signals
Name Type
I3PW1CT1 GROUP
SIGNAL
I3PW2CT1 GROUP
SIGNAL
I3PW3CT1 GROUP
SIGNAL
BLOCK BOOLEAN
Table 23: T3WPDIF (87T) Output signals
Name Type
TRIP BOOLEAN
TRIPRES BOOLEAN
TRIPUNRE BOOLEAN
TRNSUNR BOOLEAN
TRNSSENS BOOLEAN
PICKUP BOOLEAN
PU_A BOOLEAN
PU_B BOOLEAN
PU_C BOOLEAN
BLK2H BOOLEAN
BLK5H BOOLEAN
BLKWAV BOOLEAN
IDALARM BOOLEAN
IDMAG_A REAL
IDMAG_B REAL
IDMAG_C REAL
IBIAS REAL
IDMAG_NS REAL
Default Description
- Three phase current connection winding 1 (W1) CT1
- Three phase current connection winding 2 (W2) CT1
- Three phase current connection winding 3 (W3) CT1
0 Block of function
Description
Common trip signal
Trip signal from restrained differential protection
Trip signal from unrestrained differential protection
Trip signal from unrestrained negative sequence
differential protection
Trip signal from sensitive negative sequence
differential protection
General pickup signal
Pickup signal from phase A
Pickup signal from phase B
Pickup signal from phase C
General second harmonic block signal
General fifth harmonic block signal
General block signal from waveform criteria
General alarm for sustained differential currents
Magnitude of fundamental frequency differential
current, phase A
Magnitude of fundamental frequency differential
current, phase B
Magnitude of fundamental frequency differential
current, phase C
Magnitude of the bias current, which is common to all
phases
Magnitude of the negative sequence differential current
Section 6
Differential protection
79