ABB Relion 670 series, Technical Reference Manual

Page: 293 / 1232

6.7.3 Function block
IEC06000426-2-en.vsd
ZSMGAPC
I3P*
U3P*
BLOCK
REVSTART
BLOCKCS
CBOPEN BLKZMTD
BLKCHST
CHSTOP
HSIR
IEC06000426 V2 EN
Figure 148: ZSMGAPC function block
6.7.4 Input and output signals
Table 137: ZSMGAPC Input signals
Name Type Default Description
I3P GROUP
SIGNAL
- Three phase current samples and DFT magnitude
V3P GROUP
SIGNAL
- Three phase phase-neutral voltage samples and DFT
magnitude
BLOCK BOOLEAN 0 Block of the function
REVSTART BOOLEAN 0 Indication of reverse start
BLOCKCS BOOLEAN 0 Blocks the blocking carrier signal to remote end
CBOPEN BOOLEAN 0 Indicates that the breaker is open
Table 138: ZSMGAPC Output signals
Name Type Description
BLKZMTD BOOLEAN Block signal for blocking of time domain high speed mho
BLKCHST BOOLEAN Blocking signal to remote end to block overreaching
zone
CHSTOP BOOLEAN Stops the blocking signal to remote end
HSIR BOOLEAN Indication of source impedance ratio above set limit
1MRK505222-UUS C
Section 6
Impedance protection
287
Technical reference manual