1MRS751802-MUM
REX 521
61
Protection Relay
Technical Reference Manual, Standard Configurations
Fig. 3.3.9.2.-1 Block diagram of the standard configuration H09 for REX 521
C
B
p
os
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pe
n
C
B
p
os
. c
lo
se
D
C
p
os
. o
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n
D
C
p
os
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lo
se
ES
p
os
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ES
p
os
. c
lo
se
Se
lect
or
Ou
tp
ut
S
W
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R
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ut
put
s
ig
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O
ut
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t r
el
ay
s
Func
tio
n
bl
oc
ks
In
pu
t SW
G
R
Ps
In
pu
t s
ig
na
ls
Di
gi
ta
l
in
pu
ts
Ter
mi
nal
con
nect
io
n
In
te
rlo
ck
in
g
sc
he
me
3I>>
3I>>>
BSOUT
I<->0 CB1 open
I<->0 CB1 close
MCS 3I
TCS1
PQ 3Inf har
PQ 3Inf cum
CB wear
MCS 3U
PQ 3Unf har
PQ 3Unf cum
Lockout
PO1
(X
4.1.12/13)
PO2
(X
4.1.14/15)
PO3
(X
4.1.17/18)
SO1
(X
4.1.8/7/6)
SO2
(X
4.1.10/11/9)
1
Lockout
Lockout reset
S
Q
R
Lockout Working
HSPO1
Master Trip
Open
>1
Ropen
Close
Open
CBO
Blocking 2
DREC trig
Master trip
Lockout reset
Lockout reset
PQ 3Inf trig
O/C
E/F
O/V
U/V
RO/V
PQ 3Inf
PQ 3Unf
FREQ
I-->O
DC1
DC2
ES1
ES2
DC2
ES2
DC1
ES1
TCS BS
CBO
DI1
DI2
DI3
DI4
DI5
DI6
DI7
DI8
DI9
I<->O CB1
Interlocking_A
Interlocking_B
Interlocking_C
Interlocking_D
Interlocking_E
CLOSEENA
&
Lockout Working
I<->O CB1
Close enable
External trip
External trip
External trip
3I2f START
3I2f START
BS1 3I>
BS1 3I>>
BS1 3I>>>
BS1 Io>
BS1 Io>>
BS1 Io>>>
BS1 3U>
BS1 3U>>
BS1 3U<
BS1 3U<<
BS1 Uo>
BS1 Uo>>
BS1 Uo>>>
BS1 f1
BS1 f2
3I> 3I>
>
3I
>>>
Io> Io>
>
Io>>> 3U
>
3U
>>
3U
<
3U
<<
Uo> Uo>> Uo>>> f1
T
rip1
f1
T
rip2
f2
T
rip1
f2
T
rip2
3I>
3I>>
3I>>>
Io>
Io>>
Io>>>
PQ 3Unf trig
I<->O CB1
OPEN
OPENENA
CLOSE
CLOSEENA
BINOPEN
BINCLOSE
OOPEN
OCLOSE
AOPEN
ACLOSE
3I
IL1
IL2
IL3
Io
Io
I<->O IND1
BINOPEN
BINCLOSE
I<->O IND2
BINOPEN
BINCLOSE
I<->O POS
BINLOCAL
BINREMOTE
TCSSTATE
BS
ALARM
TCS1
ALARM
MCS 3I
Uo
Uo
REX 521
3U
UL1_U12
UL2_U23
UL3_U31
PQE
f
ALARM
MCS 3U
TRIGG
RESET
HAR_HIGH
CUM_HIGH
PQ 3Inf
TRIGG
RESET
HAR_HIGH
CUM_HIGH
PQ 3Unf
Io>
CBFP
BS1
BS2
GROUP
RESET
START
TRIP
CBFP
Io>>
CBFP
BS1
BS2
GROUP
RESET
START
TRIP
CBFP
Io>>>
CBFP
BS1
BS2
GROUP
RESET
START
TRIP
CBFP
3I>
BS1
BS2
GROUP
RESET
CBFP
START
TRIP
CBFP
3I>>
CBFP
BS1
BS2
GROUP
DOUBLE
RESET
BSOUT
START
TRIP
CBFP
3I>>>
CBFP
BS1
BS2
GROUP
DOUBLE
RESET
BSOUT
START
TRIP
CBFP
BS1
BS2
GROUP
RESET
START
TRIP
3U>
BS1
BS2
GROUP
RESET
START
TRIP
3U>>
BS1
BS2
GROUP
RESET
START
TRIP
3U<
BS1
BS2
GROUP
RESET
START
TRIP
3U<<
BS1
BS2
GROUP
RESET
START
TRIP
Uo>>
BS1
BS2
GROUP
RESET
START
TRIP
Uo>>>
BS1
BS2
GROUP
RESET
START
TRIP
Uo>
DREC
IL1
IL2
IL3
Io
Iob
Uo
U12
U23
BI1
BI2
BI3
BI4
BI5
BI6
BI7
BI8
BI9
BI10
BI11
BI12
BI13
BI14
BI15
BI16
EXT_TRG
Start 3I>
Start 3I>>
Start 3I>>>
Start Io>
Start Io>>
Start Io>>>
Start 3U>
Start 3U>>
Start 3U<
Start 3U<<
Start Uo>
Start Uo>>
Start Uo>>>
f1 Start1/2
f2 Start1/2
Trip1
GROUP
START
3I
2f
/I
1f
>
3dI/dt>
3I2f>
OPEN
BINOPEN
BINCLOSE
ALARM
CB wear
O/C
E/F
O/V
U/V
RO/V
PQ 3Inf
PQ 3Unf
FREQ
I-->O
3I> 3I>
>
3I
>>>
Io> Io>
>
Io>
>>
3U
>
3U
>>
3U
<
3U
<<
Uo> Uo>> Uo>>> f1
T
rip1
f1
T
rip2
f2
T
rip1
f2
T
rip2
3I> 3I>
>
3I
>>>
Io> Io>
>
Io>>> 3U
>
3U
>>
3U
<
3U
<<
Uo> Uo>> Uo>>> f1
Trip1
f1
Trip2
f2
Trip1
f2
Trip2
3I> 3I>
>
3I
>>>
Io> Io>
>
Io>>> 3U
>
3U
>>
3U
<
3U
<<
Uo> Uo>> Uo>>> f1
S
ta
rt1
f1
S
ta
rt2
f2
S
ta
rt1
f2
S
ta
rt2
3I> 3I>
>
3I
>>>
Io> Io>
>
Io>>> 3U
>
3U
>>
3U
<
3U
<<
Uo> Uo>> Uo>>> f1
S
ta
rt1
f1
S
ta
rt2
f2
S
ta
rt1
f2
S
ta
rt2
I<->0 CB1 open
I<->0 CB1 close
MCS 3I
TCS1
PQ 3Inf har
PQ 3Inf cum
CB wear
MCS 3U
PQ 3Unf har
PQ 3Unf cum
>1
Master trip
Reset 2
SWGRP
Reset 1
Group
X4.2.5/6
X4.2.6/7
X4.2.8/9
X4.2.9/10
X4.2.11/12
X4.2.13/14
X4.2.15/16
X4.2.17/18
X3.1.1/2
Blocking 1
Trip 2
Trip 3
Start 1
Alarm 2
Lockout
HSPO1
(X
4.2.3/4/1/2)
CBFP
Start 2
Alarm 1
Close
I<->O IND1
I<->O IND2
SWGRP
DOUBLE 3I>>
DOUBLE 3I>>>
ConfH09_a
O/C
E/F
O/V
U/V
RO/V
FREQ
Logic input 1
Logic input 2
Logic input 3
Remote
Trip 1
3I2f START
3I2f START
BS1 3I>
BS1 3I>>
BS1 3I>>>
BS1 Io>
BS1 Io>>
BS1 Io>>>
BS1 3U>
BS1 3U>>
BS1 3U<
BS1 3U<<
BS1 Uo>
BS1 Uo>>
BS1 Uo>>>
BS1 f1
BS1 f2
BS2 3I>
BS2 3I>>
BS2 3I>>>
BS2 Io>
BS2 Io>>
BS2 Io>>>
BS2 3U>
BS2 3U>>
BS2 3U<
BS2 3U<<
BS2 Uo>
BS2 Uo>>
BS2 Uo>>>
BS2 f1
BS2 f2
Io> Start
Io> Trip
Io>> Start
Io>> Trip
Io>>> Start
Io>>> Trip
3U> Start
3U> Trip
3U>> Start
3U>> Trip
3U< Start
3U< Trip
3U<< Start
3U<< Trip
Uo> Start
Uo> Trip
Uo>> Start
Uo>> Trip
Uo>>> Start
Uo>>> Trip
f1 Start1/2
DI2
DI1
DI2
DI3
DI4
DI5
DI6
f1 Trip1/2
DI8
MEAS HI ALARM
DI2
f2 Start1/2
DI4
DI5
DI6
DI7
Interlocking
MEAS LO ALARM
MEAS HI ALARM
f2 Trip1/2
DI4
DI5
DI6
DI7
Lockout
CB wear
TCS1
MCS 3I
MCS 3U
O->I OPEN
O->I ACTIVE
O->I ALARM1
O->I ALARM2
Alarm LED1
Alarm LED2
Alarm LED3
Alarm LED4
Alarm LED5
Alarm LED6
Alarm LED7
Alarm LED8
3I> Start
3I> Trip
3I>> Start
3I>> Trip
3I>>> Start
3I>>> Trip
U
L1_U
12
U
L2_U
23
U
L3_U
31
3U
_B
O-->I Ext. start O-->I Ext. trip
O-->I
AR1 AR2 AR3 AR4
*)
*) N
O
TE
! T
he
tr
ip
a
nd
s
ta
rt
si
gn
al
s
fro
m t
he
p
ro
te
ct
io
n
fu
nc
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n b
lo
ck
s
ar
e
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ed
di
rect
ly
to
th
e
au
to
-r
ecl
os
er
(O
->
I)
vi
a
th
e
in
pu
t s
w
itch
gr
ou
ps
of
th
e a
ut
o-
re
cl
os
er
a
nd
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re
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n
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e
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m.
BS1 BS2 GROUP RESET
START1
TRIP1
START2
TRIP2
f1 f< f>
df/dt< df/dt>
BS1 BS2 GROUP RESET
START1
TRIP1
START2
TRIP2
f2 f< f>
df/dt< df/dt>
SHOT1 SHOT2 SHOT3 SHOT4 SHOT5 TRDUE TDDUE ACTIVE
O-->I Active
AR1TRIP AR2TRIP AR3TRIP AR4TRIP CBFAIL DEFTRIP LOCKOUT SHOT_ALARM
O-->I Alarm 1
AR1TRIP AR2TRIP AR3TRIP AR4TRIP CBFAIL DEFTRIP LOCKOUT SHOT_ALARM
O-->I Alarm 2
O-->I
AR1 AR2 AR3 AR4 ARINH CBOPEN CBCLOSE ON RESET
OPEN CLOSE
DEFTRIP
LOCKOUT
B
S
2 3I>
B
S
2 3I>
>
B
S
2 3I>
>>
BS2 Io> BS2 Io>
>
BS2 Io>
>>
B
S
2 3U
>
B
S
2 3U
>>
B
S
2 3U
<
B
S
2 3U
<<
BS2
Uo>
BS2
Uo>>
BS2
Uo>>>
BS2
f1
BS2
f2
Содержание REX 521
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