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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
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