ABB RELION RET670 Applications Manual page 719

1MRK 504 163-UUS A
Transformer protection RET670 2.2 ANSI
Application manual
ZMQPDIS
(Distance)
QCBAY
Operator place
(Bay control)
Res. granted
QCRSV
(Reservation)
Close CB
SMBRREC
(Auto-
reclosure)
Open rel.
Interlocking
Close rel.
function
Open rel.
block
Close rel.
(Not a LN)
Position
GAPC
(Generic
Automatic
Open/Close
Process
Control)
Open/Close
ANSI05000120 V2 EN-US
Figure 322: Example overview of the interactions between functions in a typical
bay
SMPPTRC
SECRSYN
(Trip logic) (Synchrocheck)
Synchrocheck
OK
selection
Res. req.
SCSWI
(Switching control)
Res. req.
SCILO
(Interlocking)
SCILO
(Interlocking)
Enable Enable
open close
Res.
granted
SCSWI
(Switching control)
Section 15
Trip
Open cmd
Close cmd
SXCBR
(Circuit breaker)
Position
I/O
Open cmd
Close cmd
SXSWI
(Disconnector)
Position
I/O
ANSI05000120-2-en.vsd
Control
713