I3P
V3P
Calculation P and
pf
P < LAP<
pf < pf<
t
t
PU_LAP_x
PU_LPF_x
TRLAP
TRLPFx
ANSI10000011-1-en.vsd
ANSI10000011 V1 EN
Figure 415: Logic diagram of Low active power and low power factor protection
(LAPPGAPC, 37_55)
13.8.2.3 Function block
ANSI09000763-1-en.vsd
LAPPGAPC (37_55)
I3P*
V3P*
BLOCK
BLKTR
TRLAP
TRLPF
TRTPFA
TRLPFB
TRLPFC
PU_LAP
PU_LPF
PU_LAP_A
PU_LAP_B
PU_LAP_C
PU_LPF_A
PU_LPF_B
PU_LPF_C
ANSI09000763 V1 EN
Figure 416: LAPPGAPC (37_55) function block
13.8.2.4 Input and output signals
Table 448: LAPPGAPC (37_55) Input signals
Name
Type Default Description
I3P GROUP
SIGNAL
- Three phase group signal for current
V3P GROUP
SIGNAL
- Three phase group signal for voltage
BLOCK BOOLEAN 0 Block of function
BLKTR BOOLEAN 0 Block all trip signals of the funtction
Section 13 1MRK505222-UUS C
Scheme communication
832
Technical reference manual