17.10
Summation block 3 phase 3PHSUM
17.10.1
Identification
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Summation block 3 phase
3PHSUM
-
-
17.10.2
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.
17.10.3
Function block
3PHSUM
BLOCK
REVROT
^G1AI3P*
^G2AI3P*
AI3P
AI1
AI2
AI3
AI4
IEC09000201_1_en.vsd
IEC09000201 V1 EN
Figure 261:
3PHSUM function block
17.10.4
Signals
Table 502:
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 504 135-UEN A
Section 17
Basic IED functions
589
Technical manual
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