ABB REG670 - Signals

• n=2 and m=12 in task group 1
• n=14 and m=24 in task group 2
• n=26 and m=36 in task group 3
The task time defines the execution repetition rate, and is 3, 8 or 1 ms respectively for
the three task time groups.
20.15.3 Signals
Table 859: SMAI1 Input signals
Name Type Default Description
BLOCK BOOLEAN 0 Block group 1
DFTSPFC REAL 20.0 Number of samples per fundamental cycle used for
DFT calculation
REVROT BOOLEAN 0 Reverse rotation group 1
GRP1L1 STRING - First analog input used for phase L1 or L1-L2
quantity
GRP1L2 STRING - Second analog input used for phase L2 or L2-L3
quantity
GRP1L3 STRING - Third analog input used for phase L3 or L3-L1
quantity
GRP1N STRING - Fourth analog input used for residual or neutral
quantity
Table 860: SMAI1 Output signals
Name
Type Description
SPFCOUT REAL Number of samples per fundamental cycle from
internal DFT reference function
G1AI3P GROUP SIGNAL Group 1 analog input 3-phase group
G1AI1 GROUP SIGNAL Group 1 analog input 1
G1AI2 GROUP SIGNAL Group 1 analog input 2
G1AI3 GROUP SIGNAL Group 1 analog input 3
G1AI4 GROUP SIGNAL Group 1 analog input 4
G1N GROUP SIGNAL Group parameter for residual sample
Table 861: SMAI2 Input signals
Name
Type Default Description
BLOCK BOOLEAN 0 Block group 2
REVROT BOOLEAN 0 Reverse rotation group 2
GRP2L1 STRING - First analog input used for phase L1 or L1-L2
quantity
Table continues on next page
1MRK502052-UEN B Section 20
Basic IED functions
1129
Technical manual