
SEL-351R Falcon Data Sheet
Schweitzer Engineering Laboratories, Inc.
8
conditions indicating upstream recloser openings.
Change setting groups in intermediate recloser controls
to reverse direction when the tie recloser is closed. Use
either reclose shot counting or time coordination to
determine a faulted segment.
Optional voltage elements provide three-phase
measurements from one side of the recloser and a single-
phase measurement from the other side.
Figure 9
Automatic Network Reconfiguration Showing Improved Service
Added Capabilities
M
IRRORED
B
ITS
Relay-to-Relay
Communications
The SEL-patented M
IRRORED
B
ITS
communications
technology provides bidirectional relay-to-relay digital
communication. M
IRRORED
B
ITS
can operate inde-
pendently on as many as two EIA-232 serial ports on a
single SEL-351R Falcon. With M
IRRORED
B
ITS
operat-
ing on two serial ports, there is communication upstream
and downstream from the SEL-351R Falcon
site.
This bidirectional digital communication creates eight
additional virtual outputs (transmitted M
IRRORED
B
ITS
)
and eight additional virtual inputs (received M
IRRORED
3
1
Source
Source
Fiber-Optic Cable
Communication
Fiber-Optic Cable
Communication
Fiber-Optic Cable
Communication
Fiber-Optic Cable
Communication
1
3
Intermediate
Recloser
Intermediate
Recloser
Source
Recloser
Source
Recloser
3
1
1
3
Tie Recloser
(Normally
Open)
1
3
I1
Z01
I2
Z02
I3
Z03
IN
Z04
12 V
Z17
RET
Z18
BAT+
Z19
BAT-
Z20
BAT 3A
F01
Z21
N/C
Z25
GND
Z26
H
Z22
N
Z23
Z24
V1
Z05
V2
Z06
V3
Z07
N
Z08
VS
Z09
NS
Z10
F
Z11
E
Z12
C
Z13
B/D
Z14
A
Z15
RET
Z16
196-1215
ENABLED
CONTROL
TRIP
CONTROL STATE
SELECT
CANCEL
LAMP
TEST
EXIT
METER
EVENTS
STATUS
OTHER
SET
CNTRL
GROUP
TARGET
RESET
GROUND
RECLOSE
ENABLED
ENABLED
ENABLED
REMOTE
SETTINGS
ALTERNATE
LOCK
(press for 3 sec)
AUX 1
AUX 2
WAKE UP
CLOSED
RECLOSER
OPEN
RECLOSER
TRIP
CLOSE
C
B
A
LOCKOUT
CYCLE
CURVE
FAST
TAG
HOT LINE
PROBLEM
BATTERY
SUPPLY
AC
CURRENT
HIGH
81
G
SEF
RESET
A01
A04
A03
A02
A07
A06
A05
A08
A11
A10
A09
A14
A13
A12
A23
A16
A15
A17
A18
A22
A20
A19
A21
A26
A25
A24
A28
A27
IRIG-B
SERIAL PORT 1
1
2
3
4
5
N/C
7
8
SERIAL PORT 2
SERIAL PORT 3
OUT102
OUT101
OUT104
OUT103
OUT107
N/C
N/C
IN101
ALARM
IN103
IN102
N/C
N/C
IN104
+
_
RECLOSER CONTROL
I1
Z01
I2
Z02
I3
Z03
IN
Z04
12 V
Z17
RET
Z18
BAT+
Z19
BAT-
Z20
BAT 3A
F01
Z21
N/C
Z25
GND
Z26
H
Z22
N
Z23
Z24
V1
Z05
V2
Z06
V3
Z07
N
Z08
VS
Z09
NS
Z10
F
Z11
E
Z12
C
Z13
B/D
Z14
A
Z15
RET
Z16
196-1215
ENABLED
CONTROL
TRIP
CONTROL STATE
SELECT
CANCEL
LAMP
TEST
EXIT
METER
EVENTS
STATUS
OTHER
SET
CNTRL
GROUP
TARGET
RESET
GROUND
RECLOSE
ENABLED
ENABLED
ENABLED
REMOTE
SETTINGS
ALTERNATE
LOCK
(press for 3 sec)
AUX 1
AUX 2
WAKE UP
CLOSED
RECLOSER
OPEN
RECLOSER
TRIP
CLOSE
C
B
A
LOCKOUT
CYCLE
CURVE
FAST
TAG
HOT LINE
PROBLEM
BATTERY
SUPPLY
AC
CURRENT
HIGH
81
G
SEF
RESET
A01
A04
A03
A02
A07
A06
A05
A08
A11
A10
A09
A14
A13
A12
A23
A16
A15
A17
A18
A22
A20
A19
A21
A26
A25
A24
A28
A27
IRIG-B
SERIAL PORT 1
1
2
3
4
5
N/C
7
8
SERIAL PORT 2
SERIAL PORT 3
OUT102
OUT101
OUT104
OUT103
OUT107
N/C
N/C
IN101
ALARM
IN103
IN102
N/C
N/C
IN104
+
_
RECLOSER CONTROL
I1
Z01
I2
Z02
I3
Z03
IN
Z04
12 V
Z17
RET
Z18
BAT+
Z19
BAT-
Z20
BAT 3A
F01
Z21
N/C
Z25
GND
Z26
H
Z22
N
Z23
Z24
V1
Z05
V2
Z06
V3
Z07
N
Z08
VS
Z09
NS
Z10
F
Z11
E
Z12
C
Z13
B/D
Z14
A
Z15
RET
Z16
196-1215
ENABLED
CONTROL
TRIP
CONTROL STATE
SELECT
CANCEL
LAMP
TEST
EXIT
METER
EVENTS
STATUS
OTHER
SET
CNTRL
GROUP
TARGET
RESET
GROUND
RECLOSE
ENABLED
ENABLED
ENABLED
REMOTE
SETTINGS
ALTERNATE
LOCK
(press for 3 sec)
AUX 1
AUX 2
WAKE UP
CLOSED
RECLOSER
OPEN
RECLOSER
TRIP
CLOSE
C
B
A
LOCKOUT
CYCLE
CURVE
FAST
TAG
HOT LINE
PROBLEM
BATTERY
SUPPLY
AC
CURRENT
HIGH
81
G
SEF
RESET
A01
A04
A03
A02
A07
A06
A05
A08
A11
A10
A09
A14
A13
A12
A23
A16
A15
A17
A18
A22
A20
A19
A21
A26
A25
A24
A28
A27
IRIG-B
SERIAL PORT 1
1
2
3
4
5
N/C
7
8
SERIAL PORT 2
SERIAL PORT 3
OUT102
OUT101
OUT104
OUT103
OUT107
N/C
N/C
IN101
ALARM
IN103
IN102
N/C
N/C
IN104
+
_
RECLOSER CONTROL
I1
Z01
I2
Z02
I3
Z03
IN
Z04
12 V
Z17
RET
Z18
BAT+
Z19
BAT-
Z20
BAT 3A
F01
Z21
N/C
Z25
GND
Z26
H
Z22
N
Z23
Z24
V1
Z05
V2
Z06
V3
Z07
N
Z08
VS
Z09
NS
Z10
F
Z11
E
Z12
C
Z13
B/D
Z14
A
Z15
RET
Z16
196-1215
ENABLED
CONTROL
TRIP
CONTROL STATE
SELECT
CANCEL
LAMP
TEST
EXIT
METER
EVENTS
STATUS
OTHER
SET
CNTRL
GROUP
TARGET
RESET
GROUND
RECLOSE
ENABLED
ENABLED
ENABLED
REMOTE
SETTINGS
ALTERNATE
LOCK
(press for 3 sec)
AUX 1
AUX 2
WAKE UP
CLOSED
RECLOSER
OPEN
RECLOSER
TRIP
CLOSE
C
B
A
LOCKOUT
CYCLE
CURVE
FAST
TAG
HOT LINE
PROBLEM
BATTERY
SUPPLY
AC
CURRENT
HIGH
81
G
SEF
RESET
A01
A04
A03
A02
A07
A06
A05
A08
A11
A10
A09
A14
A13
A12
A23
A16
A15
A17
A18
A22
A20
A19
A21
A26
A25
A24
A28
A27
IRIG-B
SERIAL PORT 1
1
2
3
4
5
N/C
7
8
SERIAL PORT 2
SERIAL PORT 3
OUT102
OUT101
OUT104
OUT103
OUT107
N/C
N/C
IN101
ALARM
IN103
IN102
N/C
N/C
IN104
+
_
RECLOSER CONTROL
I1
Z01
I2
Z02
I3
Z03
IN
Z04
12 V
Z17
RET
Z18
BAT+
Z19
BAT-
Z20
BAT 3A
F01
Z21
N/C
Z25
GND
Z26
H
Z22
N
Z23
Z24
V1
Z05
V2
Z06
V3
Z07
N
Z08
VS
Z09
NS
Z10
F
Z11
E
Z12
C
Z13
B/D
Z14
A
Z15
RET
Z16
196-1215
ENABLED
CONTROL
TRIP
CONTROL STATE
SELECT
CANCEL
LAMP
TEST
EXIT
METER
EVENTS
STATUS
OTHER
SET
CNTRL
GROUP
TARGET
RESET
GROUND
RECLOSE
ENABLED
ENABLED
ENABLED
REMOTE
SETTINGS
ALTERNATE
LOCK
(press for 3 sec)
AUX 1
AUX 2
WAKE UP
CLOSED
RECLOSER
OPEN
RECLOSER
TRIP
CLOSE
C
B
A
LOCKOUT
CYCLE
CURVE
FAST
TAG
HOT LINE
PROBLEM
BATTERY
SUPPLY
AC
CURRENT
HIGH
81
G
SEF
RESET
A01
A04
A03
A02
A07
A06
A05
A08
A11
A10
A09
A14
A13
A12
A23
A16
A15
A17
A18
A22
A20
A19
A21
A26
A25
A24
A28
A27
IRIG-B
SERIAL PORT 1
1
2
3
4
5
N/C
7
8
SERIAL PORT 2
SERIAL PORT 3
OUT102
OUT101
OUT104
OUT103
OUT107
N/C
N/C
IN101
ALARM
IN103
IN102
N/C
N/C
IN104
+
_
RECLOSER CONTROL