ABB Relion 670 Series Applications Manual page 390

Section 14
Control
Setting
MFPosDiffBk
(manually reset)
Setting parameters for blocking that can be set in TR1ATCC (90) or TR8ATCC (90) under setting
group Nx in PST/ local HMI are listed in table 42.
Table 42: Blocking settings
Setting
TotalBlock (manually reset)
AutoBlock (manually reset)
TR1ATCC (90) or TR8ATCC (90) blockings that can be made via input signals in the function block
are listed in table 43.
Table 43: Blocking via binary inputs
Input name
BLOCK (manually reset)
EAUTOBLK (manually reset)
Blockings activated by the operating conditions, without setting or separate external activation
possibilities, are listed in table 44.
384
Values (Range) Description
Alarm In the master-follower mode, if the tap difference
Auto Block between a follower and the master is greater than the
set value (setting parameter
blocking condition is fulfilled and the outputs
OUTOFPOS and AUTOBLK (alternatively an alarm) will
be set.
Value (Range)
Enabled / Disabled
Enabled / Disabled
Activation
Enabled / Disabled (via binary
input)
Enabled / Disabled (via binary
input)
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MFPosDiffLim ) then this
Description
TR1ATCC (90) or TR8ATCC (90)
function can be totally blocked
via the setting parameter
TotalBlock , which can be set
Enabled / Disabled from the
local HMI or PST. The output
TOTBLK will be activated.
TR1ATCC (90) or TR8ATCC (90)
function can be blocked for
automatic control via the
AutoBlock ,
setting parameter
Enabled /
which can be set
Disabled from the local HMI or
PST. The output AUTOBLK will
be set.
Description
The voltage control function
can be totally blocked via the
binary input BLOCK on
TR1ATCC (90) or TR8ATCC (90)
function block. The output
TOTBLK will be activated.
The voltage control function
can be blocked for automatic
control via the binary input
EAUTOBLK on TR1ATCC (90) or
TR8ATCC (90) function block.
The output AUTOBLK will be
activated. Deblocking is made
via the input DEBLKAUT.
1MRK 511 401-UUS F
Bay control REC670
Application manual