Function Block; Signals - ABB RET650 Technical Manual

Section 8
Current protection
8.4.3
8.4.4
156

Function block

EF4PTOC
I3P* TRIP
U3P* TR1
I3PPOL* TR2
I3PDIR* TR3
BLOCK TR4
BLKST1 START
BLKST2 ST1
BLKST3 ST2
BLKST4 ST3
ST4
STFW
STRV
2NDHARMD
IEC08000004-2-en.vsd
IEC08000004 V2 EN
Figure 69: EF4PTOC function block

Signals

Table 85: EF4PTOC Input signals
Name Type
I3P GROUP
SIGNAL
U3P GROUP
SIGNAL
I3PPOL GROUP
SIGNAL
I3PDIR GROUP
SIGNAL
BLOCK BOOLEAN
BLKST1 BOOLEAN
BLKST2 BOOLEAN
BLKST3 BOOLEAN
BLKST4 BOOLEAN
Table 86: EF4PTOC Output signals
Name Type
TRIP BOOLEAN
TR1 BOOLEAN
TR2 BOOLEAN
TR3 BOOLEAN
TR4 BOOLEAN
START BOOLEAN
ST1 BOOLEAN
Table continues on next page
Default Description
- Three phase group signal for current inputs
- Three phase group signal for polarizing voltage
inputs
- Three phase group signal for polarizing current
inputs
- Three phase group signal for operating directional
inputs
0 Block of function
0 Block of step 1 (start and trip)
0 Block of step 2 (start and trip)
0 Block of step 3 (start and trip)
0 Block of step 4 (start and trip)
Description
General trip signal
Trip signal from step 1
Trip signal from step 2
Trip signal from step 3
Trip signal from step 4
General start signal
Start signal step 1
1MRK 504 135-UEN A
Technical manual