Hitachi Relion 670 Series Applications Manual page 178

Section 8
Current protection
No. StartMode
7 FollowStart&Mo
de
8 FollowStart&Mo
de
9 FollowStart&Mo
de
*) Set level depends on selected BuTripMode, that is, set level can be either IPh> or IN> or both.
No. StartMode
FunctionMode = CB Pos
10 LatchedStart
11 LatchedStart
12 LatchedStart
13 FollowStart
14 FollowStart
15 FollowStart
16 FollowStart&Mo
de
17 FollowStart&Mo
de
18 FollowStart&Mo
de
172
RetripMode t1 and t2 initiated
with
Off external START
and current above
set level
UseFunctionMo external START
de and current above
set level
Always external START
and current above
set level
RetripMode t1 and t2 initiated
with
Off external START
UseFunctionMo external START
de
Always external START
Off external START
UseFunctionMo external START
de
Always external START
Off external START and
CBCLDLx input has
logical value one
UseFunctionMo external START and
de CBCLDLx input has
logical value one
Always external START and
CBCLDLx input has
logical value one
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When t1 has When t2 or t2MPh
elapsed, TRRET will has elapsed, TRBU
will be given if
never be given current is above set
level *) and
external START
present
be given if current is current is above set
above set level of level *) and
IPh> and external external START
START is present present
be given if external current is above set
START is present level *) and
external START
present
When t1 has When t2 or t2MPh
elapsed, TRRET will has elapsed, TRBU
will be given if
never be given CBCLDLx input has
logical value one
be given if CBCLDLx CBCLDLx input has
input has logical logical value one
value one
always be given CBCLDLx input has
logical value one
never be given CBCLDLx input has
logical value one
be given if CBCLDLx CBCLDLx input has
input has logical logical value one
value one
if external START is CBCLDLx input has
present logical value one
never be given be given if CBCLDLx
input has logical
value one and
external START is
present
be given if CBCLDLx be given if CBCLDLx
input has logical input has logical
value one and value one and
external START is external START is
present present
be given if external be given if CBCLDLx
START is present input has logical
value one and
external START is
present
1MRK506375-UEN Rev. N
t1 and t2 and t2MPh
will be stopped
(reset) if
current is below set
level *) or external
START disappears
current is below set
level *) or external
START disappears
current is below set
level *) or external
START disappears
t1 and t2 and t2MPh
will be stopped
(reset) if
t1 and (t2 or t2MPh)
and 150ms expires
and CBCLDLx input
has logical value
zero
t1 and (t2 or t2MPh)
and 150ms expires
and CBCLDLx input
has logical value
zero
t1 and (t2 or t2MPh)
and 150ms expires
and CBCLDLx input
has logical value
zero
external START
disappears
external START
disappears
external START
disappears
CBCLDLx input has
logical value zero or
external START
disappears
CBCLDLx input has
logical value zero or
external START
disappears
CBCLDLx input has
logical value zero or
external START
disappears
Railway application RER670
Application manual