ABB RET670 - Page 687

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 162.
Table 162: Blocking settings
Setting Value (Range) Description
TotalBlock (manually reset) Enabled / Disabled 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.
AutoBlock (manually reset) Enabled / Disabled TR1ATCC (90) or TR8ATCC
(90) function can be blocked for
automatic control via the setting
parameter
AutoBlock , which can
be set Enabled / Disabled from
the local HMI or PST. The output
AUTOBLK will be set.
TR1ATCC (90) or TR8ATCC (90) blockings that can be made via input signals in the
function block are listed in table
163.
Table 163: Blocking via binary inputs
Input name
Activation Description
BLOCK (manually reset) Enabled / Disabled (via binary
input)
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.
EAUTOBLK (manually reset) Enabled / Disabled (via binary
input)
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.
Blockings activated by the operating conditions and there are no setting or separate
external activation possibilities are listed in table 164.
1MRK504116-UUS C Section 3
IED application
681
Application manual