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

1MRK505222-UUS C
4.13.3
4.13.4
4.13.5
Technical reference manual

Function block

3PHSUM
BLOCK AI3P
DFTSPFC AI1
G1AI3P* AI2
G2AI3P* AI3
AI4
IEC05000441-2-en.vsd
IEC05000441 V2 EN
Figure 41: 3PHSUM function block

Input and output signals

Table 52: 3PHSUM Input signals
Name Type
BLOCK BOOLEAN
DFTSPFC REAL
G1AI3P GROUP
SIGNAL
G2AI3P GROUP
SIGNAL
Table 53: 3PHSUM Output signals
Name Type
AI3P GROUP SIGNAL
AI1 GROUP SIGNAL
AI2 GROUP SIGNAL
AI3 GROUP SIGNAL
AI4 GROUP SIGNAL

Setting parameters

Settings DFTRefExtOut and DFTReference shall be set to default value
InternalDFTRef if no VT inputs are available.
Default Description
0 Block
0 Number of samples per fundamental cycle used for
DFT calculation
- Group 1 analog input 3-phase group
- Group 2 analog input 3-phase group
Description
Group analog input 3-phase group
Group 1 analog input
Group 2 analog input
Group 3 analog input
Group 4 analog input
Section 4
Basic IED functions
115