ABB Relion 650 Series Technical Manual page 307

1MRK 506 326-UUS B
initiate
block start
UnsucClByCBchk = CBcheck
Pulse SMBRREC
(Closing)
52a
ANSI09000203 V1 EN-US
Figure 154: Issue of signal UNSUCCL, unsuccessful reclosing
Automatic continuation of the reclosing sequence
The auto-reclosing function can be programmed to proceed to the following reclosing shots (if
selected) even if the initiate signals are not received from the protection functions, but the
breaker is still not closed. This is done by setting parameter
required delay for the function to proceed without a new initiate.
CLOSECMD
52a
RI
ANSI05000787 V1 EN-US
Figure 155: Automatic proceeding of shot 2 to 5
Initiation of reclosing from CB open information
If a user wants to apply initiation of auto-reclosing from CB open position instead of from
protection trip signals, the function offers such a possibility. This starting mode is selected by a
setting parameter
Line distance protection REL650
Technical manual
AND
OR
tUnsucCl
AND
t
CBclosed
AND
CBClosed
OR
StartByCBOpen = Enabled . One needs then to block reclosing at all manual trip
© Copyright 2011 ABB Power Grids. All rights reserved
OR
AND S
shot 0
R
AND
ANSI09000203-1-en.vsd
AutoCont = Enabled and to the
0-tAutoContWait
0
Q
S
R
AND
OR
UNSUCCL
AND
initiate
en05000787_ansi.vsd
Section 10
Control
M12394-283 v4
M12394-308 v5
301