Function Block; Input And Output Signals - ABB Relion 670 Series Technical Reference Manual

1MRK505222-UUS C
4.12.4
4.12.5
Technical reference manual

Function block

SMAI1
BLOCK SPFCOUT
DFTSPFC AI3P
^GRP1_A AI1
^GRP1_B AI2
^GRP1_C AI3
^GRP1_N AI4
TYPE AIN
ANSI05000705-1-en.vsd
ANSI05000705 V1 EN
Figure 39: SMAI1 function block
SMAI2
BLOCK AI3P
^GRP2_A AI1
^GRP2_B AI2
^GRP2_C AI3
^GRP2_N AI4
TYPE AIN
ANSI07000130-1-en.vsd
ANSI07000130 V1 EN
Figure 40: SMAI2 function block

Input and output signals

Table 44: SMAI1 Input signals
Name Type
BLOCK BOOLEAN
DFTSPFC REAL
GRP1_A STRING
GRP1_B STRING
GRP1_C STRING
GRP1_N STRING
Default Description
0 Block group 1
20.0 Number of samples per fundamental cycle used for
DFT calculation
- Sample input to be used for group 1 phase A
calculations
- Sample input to be used for group 1 phase B
calculations
- Sample input to be used for group 1 phase C
calculations
- Sample input to be used for group 1 residual
calculations
Section 4
Basic IED functions
111