34
1MRS751802-MUM
Protection Relay
Technical Reference Manual, Standard Configurations
REX 521
Fig. 3.2.2.2.-1 Block diagram of the standard configuration M02 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
*) NOTE! The trip and start signals from the protection function blocks
are routed directly to the auto-recloser (O->I) via the input switchgroups
of the auto-recloser and are not shown in the diagram.
Interlocking scheme
3I>
3I>>
3I>>>
Io>-->
Io>>-->
Io>>>-->
Iub>
3Ith>
3I>
3I>>
3I>>>
Io>-->
Io>>-->
Io>>>-->
Iub>
3Ith>
Trip 2
3I>
3I>>
3I>>>
Io>-->
Io>>-->
Io>>>-->
Iub>
3Ith>
Trip 3
3I>
3I>>
3I>>>
Io>-->
Io>>-->
Io>>>-->
Iub>
3Ith>
Start 1
3I>
3I>>
3I>>>
Io>-->
Io>>-->
Io>>>-->
Iub>
3Ith>
Start 2
3I>>
3I>>>
BSOUT
I<->0 CB1 open
I<->0 CB1 close
3Ith>
MCS 3I
TCS1
PQ 3Inf har
PQ 3Inf cum
CB wear
I<->0 CB1 open
I<->0 CB1 close
3Ith>
MCS 3I
TCS1
PQ 3Inf har
PQ 3Inf cum
CB wear
Lockout
PO1
PO2
PO3
SO1
SO2
(X4.1.12/13)
(X4.1.14/15)
(X4.1.17/18)
(X4.1.8/7/6)
(X4.1.10/11/9)
Close
RCLOSE
CLOSE
Lockout
S
Q
R
Lockout Working
HSPO1
Master Trip
Open
Ropen
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
3I>
3I>>
3I>>>
Io>-->
Io>>-->
Io>>>-->
Iub>
3Ith>
CBFP
CBO
O/C
E/F
Iub>
3Ith>
PQ 3Inf
O-->I
BS2 3I>
BS2 3I>>
BS2 3I>>>
BS2 Io>-->
BS2 Io>>-->
BS2 Io>>>-->
BS2 Iub>
BS 3Ith>
Master trip
Lockout reset
Lockout reset
O/C
E/F
Iub>
3Ith>
PQ 3Inf
O-->I
O/C
E/F
Iub>
3Ith>
Io>-->
Io>>-->
Io>>>-->
3I>
BS1
BS2
GROUP
RESET
CBFP
START
TRIP
CBFP
3I>>>
CBFP
BS1
BS2
GROUP
DOUBLE
RESET
BSOUT
START
TRIP
CBFP
GROUP
START
3I
2f
/I
1f
>
3dI/dt>
3I2f>
BS1
BS2
GROUP
RESET
START
TRIP
CBFP
Iub>
CBFP
3DI>
BLOCK (BS)
GROUP
RESET
START
TRIP
CBFP
CU_ALARM
3Ith>
CBFP
3
J>
Cab
TRIGG
RESET
HAR_HIGH
CUM_HIGH
PQ 3Inf
3I>>
CBFP
BS1
BS2
GROUP
DOUBLE
RESET
BSOUT
START
TRIP
CBFP
CBFP
Io>
BACTRL
BS1
BS2
GROUP
RESET
START
TRIP
CBFP
BACTRLB
S1
BS2
GROUP
RESET
START
TRIP
CBFP
Io>>
CBFP
BACTRL
BS1
BS2
GROUP
RESET
START
TRIP
CBFP
Io>>>
CBFP
I<->O CB1
OPEN
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
BINREMOTE
OPEN
BINOPEN
BINCLOSE
ALARM
CB wear
TCSSTATE
BS
ALARM
TCS1
ALARM
MCS 3I
Uo
Uo
DC1
DC2
ES1
ES2
DC2
ES2
DC1
ES1
O-->I
AR1
AR2
AR3
AR4
ARINH
CBOPEN
CBCLOSE
ON
RESET
DEFTRIP
LOCKOUT
ROPEN
RCLOSE
SHOT1
SHOT2
SHOT3
SHOT4
SHOT5
AR1TRIP
AR2TRIP
AR3TRIP
AR4TRIP
CB FAIL
DEFTRIP
LOCKOUT
TRDUE
TDDUE
ACTIVE
SHOT_ALARM
TCS BS
CBO
DI1
DI2
DI3
DI4
DI5
DI6
DI7
DI8
DI9
BS1 3I>
BS1 3I>>
BS1 3I>>>
BS1 Io>-->
BS1 Io>>-->
BS1 Io>>>-->
BS1 Iub>
O-->I Ext. start
O-->I Ext. trip
O-->I
AR1
AR2
AR3
AR4
*)
I<->O CB1
Interlocking_A
Interlocking_B
Interlocking_C
Interlocking_D
Interlocking_E
CLOSEENA
&
I<->O CB1
Lockout Working
External trip
External trip
External trip
DREC
IL1
IL2
IL3
Io
Iob
Uo
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 3Iub>
Start 3Ith>
Trip 3I>
Trip 3I>>
Trip 3I>>>
Trip Io>->
Trip Io>>->
Trip Io>>>->
Trip 3Iub>
Trip 3Ith>
Blocking 2
DREC trig
Master trip
PQ 3Inf trig
Reset 2
Reset 1
BACTRL
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
O-->I INH
O-->I ON
Lockout reset
Logic input 1
Logic input 2
I<->O IND1
I<->O IND2
SWGRP
>1
>1
>1
ConfM02_b
Close enable
Logic input 3
Group
1
Lockout
HSPO1
(X4.2.3/4/1/2)
SWGRP
Alarm 1
Alarm 2
O-->I Alarm 2
Trip 1
Close
Open
Remote
3I> Start
3I> Trip
3I>> Start
3I>> Trip
3I>>> Start
3I>>> Trip
Io>-> Start
Io>-> Trip
Io>>-> Start
Io>>-> Trip
Io>>>-> Start
Io>>>-> Trip
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
DI4
DI5
DI6
DI7
DI8
Alarm LED1
Alarm LED2
Alarm LED3
Alarm LED4
Alarm LED5
Alarm LED6
Alarm LED7
Alarm LED8
Iub> Start
Iub> Trip
3Ith> Start
3Ith> Trip
O->I OPEN
O->I ACTIVE
O->I ALAR1
O->I ALAR2
DI1
DI2
DI3
DI4
DI5
DI6
DI7
DI8
3I2f START
3I2f START
3I2f START
3I2f START
DOUBLE 3I>>
DOUBLE 3I>>>
BS2 3I>
BS2 3I>>
BS2 3I>>>
BS2 Io>-->
BS2 Io>>-->
BS2 Io>>>-->
BS2 Iub>
BS 3Ith>
BS1 3I>
BS1 3I>>
BS1 3I>>>
BS1 Io>-->
BS1 Io>>-->
BS1 Io>>>-->
BS1 Iub>
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