For SMAI_20_1:2 to SMAI_20_12:2
DFTReference set to External DFT ref to use DFTSPFC input as reference.
15.10 Summation block 3 phase 3PHSUM
15.10.1 Identification
Function description IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Summation block 3 phase 3PHSUM - -
15.10.2 Functionality
Summation block 3 phase function 3PHSUM is used to get the sum of two sets of three-
phase analog signals (of the same type) for those IED functions that might need it.
15.10.3 Function block
3PHSUM
BLOCK
REVROT
^G1AI3P*
^G2AI3P*
AI3P
AI1
AI2
AI3
AI4
IEC09000201_1_en.vsd
IEC09000201 V1 EN
Figure 275: 3PHSUM function block
15.10.4 Signals
Table 516: 3PHSUM Input signals
Name
Type Default Description
BLOCK BOOLEAN 0 Block
REVROT BOOLEAN 0 Reverse rotation
G1AI3P GROUP
SIGNAL
- Group 1 three phase analog input from first SMAI
G2AI3P GROUP
SIGNAL
- Group 2 three phase analog input from second SMAI
1MRK 511 287-UUS A Section 15
Basic IED functions
617
Technical manual