ABB Relion 670 Series Technical Reference Manual page 475

1MRK505222-UUS C
7.10.3
7.10.4
Technical reference manual
information) and OPENCMD (for opening command information). These inputs can be
connected to terminal binary inputs if the information are generated from the field (that
is from auxiliary contacts of the close and open push buttons) or may be software
connected to the outputs of other integrated functions (that is close command from a
control function or a general trip from integrated protections).
Function block
CCRPLD (52PD)
I3P* TRIP
BLOCK PICKUP
BLKDBYAR
CLOSECMD
OPENCMD
EXTPDIND
52B_A
52A_A
52B_B
52A_B
52B_C
52A_C
ANSI06000275-2-en.vsd
ANSI06000275 V2 EN
Figure 237: CCRPLD (52PD) function block
Input and output signals
Table 229: CCRPLD (52PD) Input signals
Name Type
I3P GROUP
SIGNAL
BLOCK BOOLEAN
BLKDBYAR BOOLEAN
CLOSECMD BOOLEAN
OPENCMD BOOLEAN
EXTPDIND BOOLEAN
52b_A BOOLEAN
52a_A BOOLEAN
52b_B BOOLEAN
52a_B BOOLEAN
52b_C BOOLEAN
52a_C BOOLEAN
Default Description
- Three phase currents
0 Block of function
0 Block of function at CB single phase auto re-closing
cycle
0 Close command to CB
0 Open command to CB
0 Pole discrepancy signal from CB logic
1 Phase A Pole opened indication from CB
0 Phase A Pole closed indication from CB
1 Phase B Pole opened indication from CB
0 Phase B Pole closed indication from CB
1 Phase C Pole opened indication from CB
0 Phase C Pole closed indication from CB
Section 7
Current protection
469