Settings - ABB Relion Technical Manual

Section 17
Basic IED functions
17.10.5
Table 519: 3PHSUM Non group settings (basic)
Name Values (Range)
GlobalBaseSel 1 - 6
SummationType Group1+Group2
Group1-Group2
Group2-Group1
-(Group1+Group2)
DFTReference InternalDFTRef
DFTRefGrp1
External DFT ref
Table 520: 3PHSUM Non group settings (advanced)
Name Values (Range)
FreqMeasMinVal 5 - 200
17.10.6
17.11
696
Table 518: 3PHSUM Output signals
Name Type
AI3P GROUP SIGNAL
AI1 GROUP SIGNAL
AI2 GROUP SIGNAL
AI3 GROUP SIGNAL
AI4 GROUP SIGNAL

Settings

Unit Step
- 1
- -
- -
Unit Step
% 1
Operation principle
Summation block 3 phase 3PHSUM receives the three-phase signals from Signal matrix
for analog inputs function (SMAI). In the same way, the BLOCK input will reset all the
outputs of the function to 0.
Global base values GBASVAL
Description
Linear combination of two connected three phase inputs
Linear combination of input 1 signals from both SMAI
blocks
Linear combination of input 2 signals from both SMAI
blocks
Linear combination of input 3 signals from both SMAI
blocks
Linear combination of input 4 signals from both SMAI
blocks
Default Description
1 Selection of one of the Global Base Value
groups
Group1+Group2 Summation type
InternalDFTRef DFT reference
Default Description
10 Magnitude limit for frequency calculation in %
of Vbase
1MRK 502 048-UUS A
Technical manual