6.5.3  Function block
ANSI06000454-2-en.vsd
ZMMPDIS (21)
I3P*
V3P*
BLOCK
BLKZ
BLKTR
PHSEL
DIRCND
TRIP
TR_A
TR_B
TR_C
PICKUP
PU_A
PU_B
PU_C
PHPUND
ANSI06000454 V2 EN
Figure 140: ZMMPDIS (21) function block
ANSI09000947-1-en.vsd
ZMMAPDIS (21)
I3P*
V3P*
BLOCK
BLKZ
BLKTR
PHSEL
DIRCND
TRIP
TR_A
TR_B
TR_C
PICKUP
PU_A
PU_B
PU_C
PHPUND
ANSI09000947 V1 EN
Figure 141: ZMMAPDIS (21) function block
6.5.4  Input and output signals
Table 123: ZMMPDIS (21) Input signals
Name
Type Default Description
I3P GROUP
SIGNAL
- Group signal for current input
V3P GROUP
SIGNAL
- Group signal for voltage input
BLOCK BOOLEAN 0 Block of function
BLKZ BOOLEAN 0 Blocks all output for LOV (or fuse failure) condition
BLKTR BOOLEAN 0 Blocks all trip outputs
PHSEL INTEGER 0 Faulted phase loop selection enable from phase
selector
DIRCND INTEGER 0 External directional condition
1MRK505222-UUS C Section 6
Impedance protection
273
Technical reference manual