ABB REX 521 - Page 58

58
1MRS751802-MUM
Protection Relay
Technical Reference Manual, Standard Configurations
REX 521
Fig. 3.3.8.2.-1 Block diagram of the standard configuration H08 for REX 521
CB pos. open CB pos. close DC pos. open DC pos. close ES pos. open ES pos. close
Selector
Output SWGRPs
Output signals
Output relays
Function blocks
Input SWGRPs
Input signals
Digital
inp uts
Terminal
connection
Interlocking
scheme
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
(X4.1.12/13)
PO2
(X4.1.14/15)
PO3
(X4.1.17/18)
SO1
(X4.1.8/7/6)
SO2
(X4.1.10/11/9)
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 PQ 3Inf RO/V PQ 3Unf 3Ithdev>
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>>>
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>>> BS 3Ithdev>
3I> 3I>> 3I>>> Io> Io>> Io>>> 3U> 3U>> 3U< 3U<< Uo> Uo>> Uo>>> 3Ithdev>
3I> 3I>> 3I>>> Io> Io>> Io>>> 3Ithdev>
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>>>
Trip1 Trip2 Trip3
GROUP
START
3I
2f
/I
1f
>
3dI/dt>
3I2f>
OPEN BINOPEN BINCLOSE
ALARM
CB wear
O/C E/F O/V U/V PQ 3Inf RO/V PQ 3Unf 3Ithdev>
3I> 3I>> 3I>>> Io> Io>> Io>>> 3U> 3U>> 3U< 3U<< Uo> Uo>> Uo>>> 3Ithdev>
3I> 3I>> 3I>>> Io> Io>> Io>>> 3U> 3U>> 3U< 3U<< Uo> Uo>> Uo>>> 3Ithdev>
3I> 3I>> 3I>>> Io> Io>> Io>>> 3U> 3U>> 3U< 3U<< Uo> Uo>> Uo>>> 3Ithdev>
3I> 3I>> 3I>>> Io> Io>> Io>>> 3U> 3U>> 3U< 3U<< Uo> Uo>> Uo>>> 3Ithdev>
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
(X4.2.3/4/1/2)
CBFP
Start 2 Alarm 1
Close
I<->O IND1
I<->O IND2
SWGRP
DOUBLE 3I>> DOUBLE 3I>>>
ConfH08_c
O/C E/F O/V U/V RO/V
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>>>
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>>> BS
3Ithdev>
Io> Start Io> Trip Io>> Start Io>> Trip Io>>> Start Io>>> Trip
3Ithdev> Start 3Ithdev> 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 DI1 DI2
DI1 DI2 DI3 DI4 DI5 DI6 DI7 DI8
MEAS HI ALARM DI2 DI3 DI4 DI5 DI6 DI7 Interlocking
MEAS LO ALARM MEAS HI ALARM DI3 DI4 DI5 DI6 DI7 Lockout
CB wear TCS1 MCS 3I MCS 3U DI5 DI6 DI7 DI8
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
UL1_U12 UL2_U23 UL3_U31
3U_B
BLOCK
RESET
START
TRIP
CBFP
3
J> Dev CBFP
3Ithdev>