Signals - ABB Relion Technical Manual

Section 17
Basic IED functions
17.9.4
688

Signals

Table 509: SMAI_20_1 Input signals
Name Type
BLOCK BOOLEAN
DFTSPFC REAL
REVROT BOOLEAN
GRP1_A STRING
GRP1_B STRING
GRP1_C STRING
GRP1_N STRING
Table 510: SMAI_20_1 Output signals
Name Type
SPFCOUT REAL
AI3P GROUP SIGNAL
AI1 GROUP SIGNAL
AI2 GROUP SIGNAL
AI3 GROUP SIGNAL
AI4 GROUP SIGNAL
AIN GROUP SIGNAL
Table 511: SMAI_20_12 Input signals
Name Type
BLOCK BOOLEAN
REVROT BOOLEAN
GRP12_A STRING
GRP12_B STRING
GRP12_C STRING
GRP12_N STRING
Default Description
0 Block group 1
20.0 Number of samples per fundamental cycle used for DFT
calculation
0 Reverse rotation group 1
- First analog input used for phase L1 or L1-L2 quantity
- Second analog input used for phase B or BC quantity
- Third analog input used for phase C or CA quantity
- Fourth analog input used for residual or neutral quantity
Description
Number of samples per fundamental cycle from internal
DFT reference function
Grouped three phase signal containing data from inputs
1-4
Quantity connected to the first analog input
Quantity connected to the second analog input
Quantity connected to the third analog input
Quantity connected to the fourth analog input
Calculated residual quantity if inputs 1-3 are connected
Default Description
0 Block group 12
0 Reverse rotation group 12
- First analog input used for phase L1 or L1-L2 quantity
- Second analog input used for phase B or BC quantity
- Third analog input used for phase C or CA quantity
- Fourth analog input used for residual or neutral quantity
1MRK 502 048-UUS A
Technical manual